Moderate

Possible threat to life or property

Texas Moderate Heat Advisory | Effective 08/18/2026 22:17

* WHAT...Heat index values up to 113 expected. * WHERE...Coastal Aransas, Coastal Kleberg, Coastal Nueces, Coastal Refugio, Coastal San Patricio, Inland Calhoun, Inland Kleberg, Inland Nueces, Inland Refugio, Inland San Patricio, and Jim Wells Counties. * WHEN...From 1 PM this afternoon to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

South Dakota Moderate Special Weather Statement | Effective 08/18/2026 22:25

At 1225 AM CDT, Doppler radar was tracking a strong thunderstorm near Cedar Butte, or 11 miles west of White River, moving east at 35 mph. HAZARD...Wind gusts up to 50 mph and half inch size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... White River, Swift Bear and Horse Creek. Monitor the weather situation closely and be alert for threatening weather conditions.

South Dakota Moderate Special Weather Statement | Effective 08/18/2026 22:00

At midnight CDT /1100 PM MDT/, Doppler radar was tracking a line of showers extending from near Sansarc to 9 miles south of Okaton, or extending from 35 miles west of Fort Pierre to 13 miles southwest of Murdo, moving east at 45 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. The shower will be near... Hayes, Sansarc, Okaton, Brown Church and Capa around 1205 AM CDT. Van Metre and Murdo around 1210 AM CDT.

Arkansas Moderate Heat Advisory | Effective 08/18/2026 22:03

* WHAT...Heat index values up to near 109 expected. * WHERE...Portions of central, north central, southeast, southwest, and western Arkansas. * WHEN...From 11 AM this morning to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

South Dakota Moderate Special Weather Statement | Effective 08/18/2026 22:05

At 1205 AM CDT, Doppler radar was tracking a strong thunderstorm over Corn Creek, or 22 miles west of White River, moving east at 30 mph. HAZARD...Wind gusts up to 50 mph and half inch size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Norris, Cedar Butte, Corn Creek and Black Pipe. Monitor the weather situation closely and be alert for threatening weather conditions.

Alabama Moderate Heat Advisory | Effective 08/18/2026 21:45

* WHAT...Heat index values up to 110 expected. * WHERE...Geneva and Houston Counties. * WHEN...From 10 AM to 7 PM CDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and

Florida, Georgia Moderate Heat Advisory | Effective 08/18/2026 21:45

* WHAT...Heat index values up to 112 expected. * WHERE...Portions of Big Bend and Panhandle Florida and south central and southwest Georgia. * WHEN...From 11 AM EDT /10 AM CDT/ this morning to 8 PM EDT /7 PM CDT/ this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose

Colorado Moderate Special Weather Statement | Effective 08/18/2026 21:45

At 1045 PM MDT, Doppler radar was tracking a strong thunderstorm 4 miles east of Fort Morgan, moving southeast at 40 mph. HAZARD...Wind gusts of 50 to 55 mph and half inch size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Fort Morgan, Brush, Log Lane Village, Adena School, Twelve-Mile Corner and Gary. Monitor the weather situation closely and be alert for threatening
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