Severe

Significant threat to life or property

Idaho, Washington Severe Freeze Watch | Effective 10/11/2026 16:55

* WHAT...Sub-freezing temperatures as low as 29F possible. * WHERE...Culdesac, Okanogan, Alpowa Summit, Lewiston, Pomeroy, Disautel Pass, Tonasket, Nespelem, Clarkston, Bridgeport, Peck, Brewster, Oroville, Gifford, Omak, Lapwai, and Lewiston Grade. * WHEN...From Monday evening through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

Utah Severe Flash Flood Warning | Effective 10/11/2026 17:04

FFWSLC The National Weather Service in Salt Lake City has extended the * Flash Flood Warning for... The Forsyth burn scar in... Central Washington County in southwestern Utah... * Until 915 PM MDT. * At 604 PM MDT, Emergency management reported heavy rain over the Forsyth Burn Scar and flooding in Pine Valley. Additionally, river gauges remain high along the Santa Clara River above Baker Reservoir. Between 1.50 and 3 inches of rain have fallen. Flash

Utah Severe Flash Flood Warning | Effective 10-11-2026 16:54

FFWSLC The National Weather Service in Salt Lake City has extended the * Flash Flood Warning for... West Central Kane County in southern Utah... East Central Washington County in southwestern Utah... * Until 800 PM MDT. * At 554 PM MDT, National Park Service officials reported thunderstorms producing heavy rain and flash flooding across Zion National Park. Between 0.5 and 1.5 inches of rain have fallen. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding.

Utah Severe Flash Flood Warning | Effective 10-11-2026 17:04

FFWSLC The National Weather Service in Salt Lake City has extended the * Flash Flood Warning for... The Forsyth burn scar in... Central Washington County in southwestern Utah... * Until 915 PM MDT. * At 604 PM MDT, Emergency management reported heavy rain over the Forsyth Burn Scar and flooding in Pine Valley. Additionally, river gauges remain high along the Santa Clara River above Baker Reservoir. Between 1.50 and 3 inches of rain have fallen. Flash

New Jersey Severe Flood Warning | Effective 10/11/2026 15:40

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Southwestern Somerset County in northern New Jersey... East Central Hunterdon County in northwestern New Jersey... * WHEN...Until 1045 PM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. * ADDITIONAL DETAILS... - At 640 PM EDT, Doppler radar indicated heavy rain. Flooding is

Pennsylvania Severe Flood Warning | Effective 10/11/2026 15:41

* WHAT...Urban areas and small streams flooding caused by excessive rainfall continues. * WHERE...Southeastern Montgomery County in southeastern Pennsylvania... Philadelphia County in southeastern Pennsylvania... * WHEN...Until 930 PM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. * ADDITIONAL DETAILS...

Arizona, Nevada Severe Flash Flood Warning | Effective 10/11/2026 15:45

At 345 PM PDT /345 PM MST/, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Mesquite, Overton, Littlefield, Beaver Dam, Virgin River Gorge,

Pennsylvania Severe Flood Warning | Effective 10/11/2026 16:06

...The National Weather Service in Mount Holly has issued a Flood Warning for the following rivers in Pennsylvania... East Branch Brandywine Creek Below Downingtown affecting Chester County. For the Brandywine Creek...including Downingtown...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...East Branch Brandywine Creek below Downingtown. * WHEN...Until late tonight. * IMPACTS...At 8.0 feet, Dowlin Forge Road begins to flood. * ADDITIONAL DETAILS... - At 6:45 PM EDT Sunday the stage was 6.0 feet and rising.

Ohio, West Virginia Severe Flood Warning | Effective 10/11/2026 16:07

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...East Central Gallia County in southeastern Ohio... Southeastern Meigs County in southeastern Ohio... West Central Jackson County in northwestern West Virginia... Northwestern Mason County in western West Virginia... * WHEN...Until 1000 PM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 707 PM EDT, Doppler radar indicated heavy rain due to
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