Severe

Significant threat to life or property

Red Flag Warning Kansas, Nebraska | Effective 03/21/2026 07:17

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> Persistently dry conditions and southwesterly wind gusts up to<br /> 30 mph are forecast along with record high temperatures.<br /> Strongest winds are forecast from around 1pm-6pm central time. A<br /> brief lull in the wind is forecast in the early evening before<br /> increasing again during the late evening. Towards the latter part<br /> of the warning, a cold front shifting the winds to the north with<br />

Red Flag Warning Kansas, Nebraska | Effective 03/21/2026 07:20

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...CRITICAL FIRE WEATHER CONDITIONS TODAY INTO TONIGHT... * WINDS...This afternoon into this evening, out of the south to<br /> southwest, sustained 10 to 20 MPH and gusting up to around 25 to<br /> 30 MPH. Then after midnight tonight into early Sunday morning,<br /> abruptly turning northerly behind a strong cold front and<br /> gusting at least 40 to 50 MPH. * RELATIVE HUMIDITY...As low as 5 to 10 percent this afternoon,<br />

Flash Flood Warning Hawaii | Effective 03/21/2026 06:52

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> At 352 AM HST, radar indicated heavy rain near Punaluu. Rain was<br /> falling at a rate of 1 to 2.5 inches per hour. Flash flooding is<br /> ongoing or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Radar. IMPACT...Flooding in drainages, streams, rivers, roads,<br /> properties, and other low-lying areas. Public road<br /> closures possible in some areas. Landslides are possible<br /> in steep terrain.

Flood Watch Hawaii | Effective 03/21/2026 06:53

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON FOR ALL ISLANDS IN<br /> THE STATE OF HAWAII... * WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...The island of Oahu, Molokai, Lanai, Kahoolawe, Maui, and<br /> the Big Island. * WHEN...Through Sunday afternoon. * IMPACTS...Significant flooding may occur due to the overflow of<br /> streams and drainages. Roads in several areas may be closed, along<br />

Flood Watch Hawaii | Effective 03/21/2026 06:53

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON FOR ALL ISLANDS IN<br /> THE STATE OF HAWAII... * WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Niihau and Kauai. * WHEN...Through Sunday afternoon. * IMPACTS...Significant flooding may occur due to the overflow of<br /> streams and drainages. Roads in several areas may be closed, along<br /> with property damage in urban or low lying spots due to runoff.<br />

Winter Storm Watch Hawaii | Effective 03/21/2026 06:56

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...A WINTER STORM WATCH IS IN EFFECT FROM 6 PM HST THIS EVENING TO 6<br /> PM HST SUNDAY FOR THE BIG ISLAND SUMMIMTS ABOVE 12000 FEET... .A kona storm is likely to bring heavy snow and strong winds to the<br /> summits beginning this evening and lasting through Sunday afternoon. * WHAT...Heavy snow possible. Total snow accumulations up to 10<br /> inches possible. Winds could gust as high as 70 mph. Light snow<br /> may linger Sunday night into Monday.

Flash Flood Warning Hawaii | Effective 03/21/2026 06:23

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> At 323 AM HST, radar indicated heavy rain over southwest Oahu. Rain<br /> was falling at a rate of 1 to 3 inches per hour. Flash flooding is<br /> ongoing or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Radar. IMPACT...Flooding in drainages, streams, rivers, roads,<br /> properties, and other low-lying areas. Public road<br /> closures possible in some areas. Landslides are possible<br /> in steep terrain.

Winter Storm Warning Alaska | Effective 03/21/2026 06:05

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...ANOTHER PERIOD OF SNOW FOR THE CENTRAL AND NORTHERN PANHANDLE<br /> SATURDAY... .Widespread snowfall has begun across the coastal and northern<br /> panhandle as of early Saturday morning as the first front pushes<br /> into the coast. There are no major changes to current forecast<br /> snow accumulations for Saturday, however the Winter Weather<br /> Advisory has been extended to included Yakutat through the early<br />

Extreme Heat Warning California | Effective 03/21/2026 05:58

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Dangerously hot conditions with temperatures 102 to 107. * WHERE...Coachella Valley and San Diego County Deserts. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat related illnesses increase significantly during<br /> extreme heat events. * ADDITIONAL DETAILS...Overnight low temperatures will only fall<br /> into the 70s and lower 80s reducing relief from the heat. Instruction:<br /> Drink plenty of fluids, stay in an air-conditioned room, stay out of<br />
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