Detailed Forecast. Sunny, with a high near 87. Calm wind becoming east around 5 mph in the afternoon. Mostly clear, with a low around 66. Southeast wind around 5 mph becoming calm. Sunny, with a high near 90. Calm wind becoming southeast around 5 mph in the afternoon. Partly cloudy, with a low around 67. Tuesday. A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 100. South wind 10 to 15 mph, with gusts as high as 23 mph. Tuesday Night. A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South wind 11 to 14 mph, with gusts as ...Sweltering heat is expected today across a large section of the U.S., basically from the East Coast to the Midwest and southern Plains. Numerous record high temperatures are likely in the Upper Mississippi Valley and Great Lakes, Mid-Atlantic and Northeast and in Texas. The heat wave will persist in the Mid-Atlantic and Northeast through ...2 days ago · Buoy Reports, and current weather conditions for selected locations. tides, sunrise and sunset information. Coastal Waters Forecast. general weather overview. Tropical information (during hurricane season) From Maui - Toll Free (866) 944-5025 & (808) 944-3756. Philadelphia PA. 39.96°N 75.16°W (Elev. 26 ft) Last Update: 4:11 am EDT Sep 4, 2023. Forecast Valid: 5am EDT Sep 4, 2023-6pm EDT Sep 10, 2023. NOAA National Weather Service National Weather Service. Sweltering Heat Across A Large Section Of The U.S. Sweltering heat is expected today across a large section of the U.S., basically from the East Coast to the Midwest and southern Plains.Point Forecast: Seattle WA Similar City Names. 47.62°N 122.36°W (Elev. 105 ft) Last Update: 1:33 am PDT Sep 4, 2023. Forecast Valid: 3am PDT Sep 4, 2023-6pm PDT Sep 10, 2023. Forecast Discussion.Severe Weather Statement. High Wind Warning. Tropical Storm Warning. Flood Warning. Severe Thunderstorm Watch. Gale Warning. Red Flag Warning. Heat Advisory. Flood Advisory. Wednesday. Scattered showers and thunderstorms before 9am, then showers likely and possibly a thunderstorm between 9am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 85. South southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. 40.71°N 74.01°W (Elev. 7 ft) Last Update: 5:36 am EDT Sep 4, 2023. Forecast Valid: 7am EDT Sep 4, 2023-6pm EDT Sep 10, 2023. Forecast Discussion. NOAA NOAA's National Weather Service is building a Weather-Ready Nation by providing better information for better decisions to save lives and livelihoods Latest Features NOAA forecasters increase Atlantic hurricane season prediction to ‘above normal’ #Idalia resources: The latest storm forecasts, maps, imagery and moreNorthern Hemisphere. This is a short-term forecast of the location and intensity of the aurora. This product is based on the OVATION model and provides a 30 to 90 minute forecast of the location and intensity of the aurora. The forecast lead time is the time it takes for the solar wind to travel from the L1 observation point to Earth. Space Weather Forecaster Vacancies now posted on USAJobs. published: Monday, August 28, 2023 19:22 UTC. The Space Weather Prediction Center is pleased to announce an opportunity for the position of Space Weather Forecaster has been posted on the USA.Tuesday. A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 100. South wind 10 to 15 mph, with gusts as high as 23 mph. Tuesday Night. A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South wind 11 to 14 mph, with gusts as ... NOAA / National Weather Service National Centers for Environmental Prediction Storm Prediction Center 120 David L. Boren Blvd. Norman, OK 73072 U.S.A. [email protected] 2 days ago · NOAA National Weather Service Spokane, WA. Sweltering Heat Across A Large Section Of The U.S. Sweltering heat is expected today across a large section of the U.S., basically from the East Coast to the Midwest and southern Plains. Latest Satellite Imagery. Unless otherwise noted, the images linked from this page are located on servers at the Satellite Products and Services Division (SPSD) of the National Environmental Satellite, Data, and Information Service (NESDIS). If you are looking for high resolution, photographic quality satellite imagery of hurricanes and other ...43.07°N 89.4°W (Elev. 879 ft) Last Update: 10:54 pm CDT Sep 4, 2023. Forecast Valid: 1am CDT Sep 5, 2023-6pm CDT Sep 11, 2023. Forecast Discussion.NOAA National Weather Service Tampa Bay Area, FLWater Vapor: GOES East. This image is taken using a wavelength sensitive to the content of water vapor in the atmosphere. White and and cool-colored areas indicate high water vapor (moisture) content (green areas indicate the presence of both high moisture content and/or ice crystals).This live hurricane tracker hurricane map, with data from the National Hurricane Center, provides past and current hurricane tracker information. 1 day ago · Graphical Forecast. . Middle Tennessee Weather History For September 5th... On September 5, 1954...Mount Pleasant (1 N) sets its all-time record. high with a reading of 105 degrees. At 106 degrees, Clarksville. measures its highest temperature ever in September, as does. Nashville, with a 105-degree reading, and Crossville, with 99. degrees. Houston TX Similar City Names. 29.77°N 95.39°W (Elev. 52 ft) Last Update: 2:20 am CDT Sep 6, 2023. Forecast Valid: 3am CDT Sep 6, 2023-6pm CDT Sep 12, 2023. Forecast Discussion.Wednesday. Tropical storm conditions possible, with hurricane conditions also possible. Showers and possibly a thunderstorm, mainly before 2pm, then scattered showers and thunderstorms after 2pm. High near 88. Heat index values as high as 106. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible. NOAA National Weather Service National Weather Service. Sweltering Heat Across A Large Section Of The U.S. Sweltering heat is expected today across a large section of the U.S., basically from the East Coast to the Midwest and southern Plains.FAQ. The National Weather Service (NWS) Marine Weather Services Program offers a broad range of marine forecast and warning products in graphical and text formats (See Tabs above). The NWS provides forecasts and warning services for the coastal waters along the mainland of the continental U.S., the Great Lakes and the Offshore and High Seas ...NOAA National Weather Service Tallahassee, FL. Hurricane Idalia Preliminary Post-Storm Summary. Preliminary Post Storm Summary for Hurricane Idalia.NOAA National Weather Service Jacksonville, FL. Daily Weather Briefing; Hurricane Season 2023 - Current Situational OverviewSweltering heat is expected today across a large section of the U.S., basically from the East Coast to the Midwest and southern Plains. Numerous record high temperatures are likely in the Upper Mississippi Valley and Great Lakes, Mid-Atlantic and Northeast and in Texas. The heat wave will persist in the Mid-Atlantic and Northeast through ...1 day ago · NOAA National Weather Service Tampa Bay Area, FL NOAA National Weather Service Anchorage, AK. August 2023 Monthly Climate Stats - Anchorage Ted Stevens Int'l AirportNOAA National Weather Service Reno, NV. A Very Hot Labor Day. A huge dome of high pressure will deliver well above normal and very hot temperatures from the Plains into the East on Labor Day, basically most of the Eastern two-thirds of the U.S. Numerous record high temperatures are likely especially across the Upper Mississippi Valley into the Great Lakes and in the Mid-Atlantic.Hazard/Overview Map NWS Fire Wx Forecast Map Today's SPC Outlook Latest Wildland Fire Outlook Current Large Incidents. Tomorrow's SPC Outlook. Day 3-8 SPC Outlook. Current Wildland Fire Potential Outlook. Next Month's Wildland Fire Potential Outlook. Extended Wildland Fire Potential Outlook. NWS Hazard Map. Point Forecast: 6 Miles E Visalia CA. 36.32°N 119.3°W (Elev. 299 ft) Last Update: 12:07 am PDT Sep 3, 2023. Forecast Valid: 1am PDT Sep 3, 2023-6pm PDT Sep 9, 2023. Forecast Discussion. NOAA / National Weather Service National Centers for Environmental Prediction Storm Prediction Center 120 David L. Boren Blvd. Norman, OK 73072 U.S.A. [email protected] Point Forecast: Portland ME. 43.66°N 70.27°W (Elev. 7 ft) Last Update: 11:11 pm EDT Sep 5, 2023. Forecast Valid: 1am EDT Sep 6, 2023-6pm EDT Sep 12, 2023. Forecast Discussion. Latest News Releases. Biden-Harris Administration makes $45 million available for coastal habitat restoration and resilience for tribes and underserved communities through Investing in America agenda. NOAA identifies, certifies nations and entities to improve international fisheries management. NOAA announces $28 million across 2 funding ...Watch. Explore. Discover. Welcome to Ocean Today. View the beauty and mystery of the ocean realm captured on video around the globe. Share these stories with others, by subscribing for updates. Find out what the Ocean Today kiosk is, how you can contribute, and plan your visit to a museum or aquarium near you to experience it yourself! Surface Wind. Central North Pacific (140°W to 180°) Tropical Weather Outlook. 200 PM HST Tue Sep 5 2023. There are no tropical cyclones in the Central North Pacific at this time. Marine products from NHC's. Tropical Analysis and Forecast Branch. Preparing for a hurricane. #HurricaneStrong.Point Forecast: Portland ME. 43.66°N 70.27°W (Elev. 7 ft) Last Update: 11:11 pm EDT Sep 5, 2023. Forecast Valid: 1am EDT Sep 6, 2023-6pm EDT Sep 12, 2023. Forecast Discussion. Current By State/County... UV Alerts Observations Radar Satellite Snow Cover Surface Weather... Observed Precip Forecasts Local Graphical Aviation Marine Hurricanes Severe Weather Space Weather Fire Weather Text Bulletins By State By Message Type National Forecast Models Numerical Models Statistical Models... MOS Prod GFS-LAMP Prod ClimateCurrent By State/County... UV Alerts Observations Radar Satellite Snow Cover Surface Weather... Observed Precip Forecasts Local Graphical Aviation Marine Hurricanes Severe Weather Space Weather Fire Weather Text Bulletins By State By Message Type National Forecast Models Numerical Models Statistical Models... MOS Prod GFS-LAMP Prod ClimatePoint Forecast: 2 Miles SW Long Beach CA. 33.76°N 118.19°W (Elev. 3 ft) Last Update: 2:20 pm PDT Sep 3, 2023. Forecast Valid: 7pm PDT Sep 3, 2023-6pm PDT Sep 10, 2023. Forecast Discussion.1 day ago · A Very Hot Labor Day. A huge dome of high pressure will deliver well above normal and very hot temperatures from the Plains into the East on Labor Day, basically most of the Eastern two-thirds of the U.S. Numerous record high temperatures are likely especially across the Upper Mississippi Valley into the Great Lakes and in the Mid-Atlantic. NOAA National Weather Service Reno, NV. A Very Hot Labor Day. A huge dome of high pressure will deliver well above normal and very hot temperatures from the Plains into the East on Labor Day, basically most of the Eastern two-thirds of the U.S. Numerous record high temperatures are likely especially across the Upper Mississippi Valley into the Great Lakes and in the Mid-Atlantic.Sep 3, 2023 · NOAA National Weather Service Cleveland, OH. Click Here To Read More About The August 24-25, 2023 Severe Weather! Click Here For The Fall 2023 SkyWarn Schedule! Stifling Heat; Poor Air Quality . A stifling and record breaking heat wave continues to across the East and in the Southern U.S. today. The heat in the East and major metro areas will persist through Thursday, while the relentless heat in Texas and adjacent states will linger through the upcoming weekend. NOAA National Weather Service Jacksonville, FL. Daily Weather Briefing; Hurricane Season 2023 - Current Situational Overview 2 days ago · NOAA National Weather Service Spokane, WA. Sweltering Heat Across A Large Section Of The U.S. Sweltering heat is expected today across a large section of the U.S., basically from the East Coast to the Midwest and southern Plains. Detailed Forecast. Today. Sunny, with a high near 80. Southeast wind around 7 mph becoming northeast in the afternoon. Tonight. Mostly clear, with a low around 58. East wind around 5 mph becoming light and variable. Saturday. Increasing clouds, with a high near 84.Sep 5, 2023 · NOAA forecasters increase Atlantic hurricane season prediction to ‘above normal’. #Idalia resources: The latest storm forecasts, maps, imagery and more. NOAA completes upgrade to weather and climate supercomputer system. FAQ. The National Weather Service (NWS) Marine Weather Services Program offers a broad range of marine forecast and warning products in graphical and text formats (See Tabs above). The NWS provides forecasts and warning services for the coastal waters along the mainland of the continental U.S., the Great Lakes and the Offshore and High Seas ...Daily maximum and minimum temperatures, snowfall, and 24-hour precipitation totals, as observed by a network of volunteer observers. Marine and Buoy Atmospheric and oceanographic conditions reported from a global network of data collecting buoys. Surface Weather Point Forecast: 2 Miles SW Long Beach CA. 33.76°N 118.19°W (Elev. 3 ft) Last Update: 2:20 pm PDT Sep 3, 2023. Forecast Valid: 7pm PDT Sep 3, 2023-6pm PDT Sep 10, 2023. Forecast Discussion. NOAA National Weather Service Tampa Bay Area, FLNOAA National Weather Service National Weather Service. A Very Hot Labor Day. A huge dome of high pressure will deliver well above normal and very hot temperatures from the Plains into the East on Labor Day, basically most of the Eastern two-thirds of the U.S. Numerous record high temperatures are likely especially across the Upper Mississippi Valley into the Great Lakes and in the Mid-Atlantic.Wednesday. Tropical storm conditions possible, with hurricane conditions also possible. Showers and possibly a thunderstorm, mainly before 2pm, then scattered showers and thunderstorms after 2pm. High near 88. Heat index values as high as 106. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.Watch. Explore. Discover. Welcome to Ocean Today. View the beauty and mystery of the ocean realm captured on video around the globe. Share these stories with others, by subscribing for updates. Find out what the Ocean Today kiosk is, how you can contribute, and plan your visit to a museum or aquarium near you to experience it yourself!Point Forecast: 2 Miles SW Long Beach CA. 33.76°N 118.19°W (Elev. 3 ft) Last Update: 2:20 pm PDT Sep 3, 2023. Forecast Valid: 7pm PDT Sep 3, 2023-6pm PDT Sep 10, 2023. Forecast Discussion. Water Vapor: GOES East. This image is taken using a wavelength sensitive to the content of water vapor in the atmosphere. White and and cool-colored areas indicate high water vapor (moisture) content (green areas indicate the presence of both high moisture content and/or ice crystals).Jacksonville FL. 30.34°N 81.65°W. Last Update: 5:45 pm EDT Aug 30, 2023. Forecast Valid: 6pm EDT Aug 30, 2023-6pm EDT Sep 6, 2023. Today. A chance of showers and thunderstorms, mainly after 9am. Partly sunny, with a high near 86. Southwest wind 6 to 13 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. Tonight. A chance of showers and thunderstorms, mainly before 2am.Labor Day. A slight chance of showers and thunderstorms between 1pm and 5pm. Sunny, with a high near 91. Breezy, with a south southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 10%. Mostly clear, with a low around 55. Breezy, with a west northwest wind 13 to 18 ... 2 days ago · NOAA National Weather Service Tallahassee, FL. Hurricane Idalia Preliminary Post-Storm Summary. Preliminary Post Storm Summary for Hurricane Idalia. Detailed Forecast. Sunny, with a high near 87. Calm wind becoming east around 5 mph in the afternoon. Mostly clear, with a low around 66. Southeast wind around 5 mph becoming calm. Sunny, with a high near 90. Calm wind becoming southeast around 5 mph in the afternoon. Partly cloudy, with a low around 67.NOAA / National Weather Service National Centers for Environmental Prediction Storm Prediction Center 120 David L. Boren Blvd. Norman, OK 73072 U.S.A. [email protected]. Explore. Discover. Welcome to Ocean Today. View the beauty and mystery of the ocean realm captured on video around the globe. Share these stories with others, by subscribing for updates. Find out what the Ocean Today kiosk is, how you can contribute, and plan your visit to a museum or aquarium near you to experience it yourself!Houston TX Similar City Names. 29.77°N 95.39°W (Elev. 52 ft) Last Update: 2:20 am CDT Sep 6, 2023. Forecast Valid: 3am CDT Sep 6, 2023-6pm CDT Sep 12, 2023. Forecast Discussion. Today. A chance of showers and thunderstorms, mainly after 9am. Partly sunny, with a high near 86. Southwest wind 6 to 13 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. Tonight. A chance of showers and thunderstorms, mainly before 2am.Wednesday. A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Wednesday Night. A 40 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66.800 PM HST Sun Sep 3 2023 There are no tropical cyclones in the Central North Pacific at this time. Marine products from NHC's Tropical Analysis and Forecast Branch Preparing for a hurricane #HurricaneStrong A Partnership with FLASHLatest Satellite Imagery. Unless otherwise noted, the images linked from this page are located on servers at the Satellite Products and Services Division (SPSD) of the National Environmental Satellite, Data, and Information Service (NESDIS). If you are looking for high resolution, photographic quality satellite imagery of hurricanes and other ...500 AM PDT Sun Sep 3 2023 Tropical Weather Discussion 1005 UTC Sun Sep 3 2023 There are no tropical cyclones in the Eastern North Pacific at this time. Central North Pacific (140°W to 180°) Tropical Weather Outlook 200 AM HST Sun Sep 3 2023 There are no tropical cyclones in the Central North Pacific at this time. Marine products from NHC's1 day ago · Graphical Forecast. . Middle Tennessee Weather History For September 5th... On September 5, 1954...Mount Pleasant (1 N) sets its all-time record. high with a reading of 105 degrees. At 106 degrees, Clarksville. measures its highest temperature ever in September, as does. Nashville, with a 105-degree reading, and Crossville, with 99. degrees. Houston TX Similar City Names. 29.77°N 95.39°W (Elev. 52 ft) Last Update: 2:20 am CDT Sep 6, 2023. Forecast Valid: 3am CDT Sep 6, 2023-6pm CDT Sep 12, 2023. Forecast Discussion. Sep 5, 2023 · NOAA forecasters increase Atlantic hurricane season prediction to ‘above normal’. #Idalia resources: The latest storm forecasts, maps, imagery and more. NOAA completes upgrade to weather and climate supercomputer system. Stifling Heat; Poor Air Quality . A stifling and record breaking heat wave continues to across the East and in the Southern U.S. today. The heat in the East and major metro areas will persist through Thursday, while the relentless heat in Texas and adjacent states will linger through the upcoming weekend. Surface Wind. Central North Pacific (140°W to 180°) Tropical Weather Outlook. 200 PM HST Tue Sep 5 2023. There are no tropical cyclones in the Central North Pacific at this time. Marine products from NHC's. Tropical Analysis and Forecast Branch. Preparing for a hurricane. #HurricaneStrong.Stifling Heat; Poor Air Quality . A stifling and record breaking heat wave continues to across the East and in the Southern U.S. today. The heat in the East and major metro areas will persist through Thursday, while the relentless heat in Texas and adjacent states will linger through the upcoming weekend.NOAA National Weather Service National Weather Service. Heat Continues and Severe Thunderstorms Threaten the East and South. Excessive Heat Warnings and Heat Advisories are in place for parts of the south-central U.S. on Thursday while a heat wave will continue in the mid-Atlantic and Northeast.800 PM HST Sun Sep 3 2023 There are no tropical cyclones in the Central North Pacific at this time. Marine products from NHC's Tropical Analysis and Forecast Branch Preparing for a hurricane #HurricaneStrong A Partnership with FLASHDaily maximum and minimum temperatures, snowfall, and 24-hour precipitation totals, as observed by a network of volunteer observers. Marine and Buoy Atmospheric and oceanographic conditions reported from a global network of data collecting buoys. Surface Weather A Very Hot Labor Day. A huge dome of high pressure will deliver well above normal and very hot temperatures from the Plains into the East on Labor Day, basically most of the Eastern two-thirds of the U.S. Numerous record high temperatures are likely especially across the Upper Mississippi Valley into the Great Lakes and in the Mid-Atlantic.NWS Fort Worth/Dallas. Heat Relief Next Week! Although some may experience actual temperatures a degree or two lower today than yesterday, slightly higher humidity should keep heat index values between 105-110 degrees areawide. A Heat Advisory is in effect through this afternoon.NOAA National Weather Service National Weather Service. Heat Continues and Severe Thunderstorms Threaten the East and South. Excessive Heat Warnings and Heat Advisories are in place for parts of the south-central U.S. on Thursday while a heat wave will continue in the mid-Atlantic and Northeast.NOAA / National Weather Service National Centers for Environmental Prediction Storm Prediction Center 120 David L. Boren Blvd. Norman, OK 73072 U.S.A. [email protected] NOAA National Weather Service Sacramento, CA. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather ServicePoint Forecast: Seattle WA Similar City Names. 47.62°N 122.36°W (Elev. 105 ft) Last Update: 1:33 am PDT Sep 4, 2023. Forecast Valid: 3am PDT Sep 4, 2023-6pm PDT Sep 10, 2023. Forecast Discussion. Sunday. A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 98. South wind 5 to 15 mph, with gusts as high as 20 mph. Sunday Night. A 40 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 78. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Buoy Reports, and current weather conditions for selected locations. tides, sunrise and sunset information. Coastal Waters Forecast. general weather overview. Tropical information (during hurricane season) From Maui - Toll Free (866) 944-5025 & (808) 944-3756.. Pz
Jacksonville FL. 30.34°N 81.65°W. Last Update: 5:45 pm EDT Aug 30, 2023. Forecast Valid: 6pm EDT Aug 30, 2023-6pm EDT Sep 6, 2023. Northern Hemisphere. This is a short-term forecast of the location and intensity of the aurora. This product is based on the OVATION model and provides a 30 to 90 minute forecast of the location and intensity of the aurora. The forecast lead time is the time it takes for the solar wind to travel from the L1 observation point to Earth. NOAA National Weather Service Albuquerque, NM. Some clouds early across the southwest mts and parts of central NM. A cool early September night expected areawide.Severe Weather Statement. High Wind Warning. Tropical Storm Warning. Flood Warning. Severe Thunderstorm Watch. Gale Warning. Red Flag Warning. Heat Advisory. Flood Advisory. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service El Paso, TX 7955 Airport Rd Santa Teresa, NM 88008 (575) 589-408822 hours ago · National Hurricane Center. Top News of the Day... view past news. Last update Mon, 4 Sep 2023 07:03:22 UTC. NHC issuing advisories for the Atlantic on TS Gert and TD Katia. NHC publishes Mariner's Tropical Cyclone Guide. Sunday. A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 98. South wind 5 to 15 mph, with gusts as high as 20 mph. Sunday Night. A 40 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 78. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. NOAA National Weather Service Sacramento, CA. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service2 days ago · NOAA National Weather Service Tallahassee, FL. Hurricane Idalia Preliminary Post-Storm Summary. Preliminary Post Storm Summary for Hurricane Idalia. NOAA National Weather Service National Weather Service. A Very Hot Labor Day. A huge dome of high pressure will deliver well above normal and very hot temperatures from the Plains into the East on Labor Day, basically most of the Eastern two-thirds of the U.S. Numerous record high temperatures are likely especially across the Upper Mississippi Valley into the Great Lakes and in the Mid-Atlantic. 2 days ago · Sweltering heat is expected today across a large section of the U.S., basically from the East Coast to the Midwest and southern Plains. Numerous record high temperatures are likely in the Upper Mississippi Valley and Great Lakes, Mid-Atlantic and Northeast and in Texas. The heat wave will persist in the Mid-Atlantic and Northeast through ... NOAA National Weather Service National Weather Service. Sweltering Heat Across A Large Section Of The U.S. Sweltering heat is expected today across a large section of the U.S., basically from the East Coast to the Midwest and southern Plains..