Future

Responsive action SHOULD be taken in the near future

California Severe Extreme Heat Watch | Effective 07/21/2026 10:19

* WHAT...Dangerously hot conditions with high temperatures between 108 to 112 degrees. * WHERE...Indian Wells Valley and Mojave Desert. * WHEN...From Thursday morning through Monday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car

Idaho Severe Flash Flood Watch | Effective 07/21/2026 10:09

* WHAT...Flash flooding and debris flows caused by excessive rainfall are possible over the Wapiti burn scar. * WHERE...A portion of central Idaho, including the following area, Sawtooth/Stanley Basin. * WHEN...From Wednesday afternoon through Wednesday evening. * IMPACTS...Heavy rainfall over the Wapiti burn scar is expected during the period of the watch. Anyone in or near the Wapiti burn scar should prepare for potential debris flow moving through the Wapiti burn scar. Be sure to stay up to date with information from

Ohio, Pennsylvania, West Virginia Severe Severe Thunderstorm Watch | Effective 07/21/2026 10:13

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 506 IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING AREAS IN OHIO THIS WATCH INCLUDES 11 COUNTIES IN EAST CENTRAL OHIO BELMONT CARROLL COLUMBIANA COSHOCTON GUERNSEY HARRISON JEFFERSON OH MONROE MUSKINGUM NOBLE TUSCARAWAS IN PENNSYLVANIA THIS WATCH INCLUDES 6 COUNTIES IN SOUTHWEST PENNSYLVANIA ALLEGHENY FAYETTE GREENE

Idaho Severe Flash Flood Watch | Effective 07/21/2026 09:17

* WHAT...Flash flooding and debris flows caused by excessive rainfall are possible over the Wapiti Burn Area. * WHERE...In and around the Wapiti Burn Scar in the Boise Mountains, including Highway 21 between Grandjean and Banner Summit, and Grandjean Road. * WHEN...From Wednesday afternoon through Wednesday evening. * IMPACTS...Heavy rainfall over the Wapiti Burn Area is expected during the period of the watch. Those near the Wapiti Burn Area should be prepared for potential flooding impacts. * ADDITIONAL DETAILS...

Kentucky, Ohio, Virginia, West Virginia Severe Flood Watch | Effective 07/21/2026 09:11

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northeast Kentucky, including the following counties, Boyd, Carter, Greenup and Lawrence, southeast Ohio, including the following counties, Athens, Gallia, Jackson OH, Lawrence OH, Meigs, Morgan, Vinton and Washington, southwest Virginia, including the following counties, Buchanan and Dickenson, and West Virginia, including the following counties, Barbour,

New Mexico Severe Flood Watch | Effective 07/21/2026 08:49

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of northwest New Mexico, including the following areas, Chuska Mountains and Northwest Plateau. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Storms with heavy rainfall rates of 1 to 2 inches per hour will move off to the northwest at 5 to 15 mph this afternoon. Storms

New Mexico Severe Flood Watch | Effective 07/21/2026 08:49

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of west central New Mexico, including the following areas, San Francisco River Valley, Southwest Mountains and West Central Plateau. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Storms with heavy rainfall rates of 1 to 2 inches per hour will

New Mexico Severe Flood Watch | Effective 07/21/2026 08:49

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...The South Central Mountains, including the Ruidoso area burn scars. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. Storm drains and ditches may become clogged with debris.

Colorado, Utah Severe Flood Watch | Effective 07/21/2026 08:59

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of Colorado, including the following areas, Debeque to Silt Corridor, Four Corners/Upper Dolores River, Grand and Battlement Mesas, Paradox Valley/Lower Dolores River, Roan and Tavaputs Plateaus and Uncompahgre Plateau and Dallas Divide and Utah, including the following areas, Arches/Grand Flat, Canyonlands/Natural Bridges, La Sal and Abajo Mountains, Southeast Utah and Tavaputs Plateau. * WHEN...Through late tonight.

Severe Tropical Storm Watch | Effective 07/21/2026 08:16

* WHAT...Southwest winds 25 to 35 kt with gusts up to 50 kt and waves 3 to 6 feet over protected waters and seas 6 to 11 feet over open waters. * WHERE...Portions of the Gulf south and west of Port Fourchon including Terrebonne Bay. * WHEN...Tropical Storm force winds possible from early Wednesday morning until early Thursday morning. * IMPACTS...Tropical storm force winds and hazardous seas could capsize or damage vessels and reduce visibility. Mariners should consider altering plans to avoid possible
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