Severe

Significant threat to life or property

New Mexico Severe Flood Watch | Effective 07/27/2026 23:23

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northern, central, and west central New Mexico. * WHEN...From this afternoon through 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. * ADDITIONAL DETAILS...

New Mexico Severe Flood Watch | Effective 07/27/2026 23:23

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of north central and northeast New Mexico, including the following areas, in north central New Mexico, Northern Sangre de Cristo Mountains. In northeast New Mexico, Johnson and Bartlett Mesas Including Raton Pass and Union County. * WHEN...From this afternoon through this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.

New York Severe Flash Flood Warning | Effective 07/27/2026 23:23

FFWBUF The National Weather Service in Buffalo has issued a * Flash Flood Warning for... Southeastern Cattaraugus County in western New York... * Until 530 AM EDT. * At 223 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar.

New York Severe Flash Flood Warning | Effective 07/27/2026 23:26

FFWBUF The National Weather Service in Buffalo has issued a * Flash Flood Warning for... Central Niagara County in western New York... * Until 630 AM EDT. * At 226 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar.

Pennsylvania Severe Severe Thunderstorm Warning | Effective 07/27/2026 23:00

SVRCTP The National Weather Service in State College PA has issued a * Severe Thunderstorm Warning for... Central Adams County in south central Pennsylvania... Eastern Franklin County in south central Pennsylvania... * Until 245 AM EDT. * At 200 AM EDT, a severe thunderstorm was located over Cashtown, moving southeast at 35 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include...

Arizona Severe Flash Flood Warning | Effective 07/27/2026 23:02

FFWTWC The National Weather Service in Tucson has issued a * Flash Flood Warning for... Eastern Santa Cruz County in southeastern Arizona... * Until 100 AM MST. * At 1102 PM MST, Doppler radar indicated thunderstorms producing heavy rainfall rates across eastern Santa Cruz county. Between 0.75 and 1.50 inches of rain have fallen with additional rainfall amounts up to an inch possible. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated.

Ohio Severe Severe Thunderstorm Warning | Effective 07/27/2026 23:07

At 207 AM EDT, a severe thunderstorm was located over Elmore, or 14 miles northwest of Fremont, moving southeast at 45 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Minor damage to vehicles is possible. Locations impacted include... Oak Harbor, Gibsonburg, Genoa, Woodville, Elmore, Pemberville, Millbury, Luckey, Lindsey, Rocky Ridge, Clay Center, Williston, Bono, and Stony Ridge. For your protection move to an interior room on the lowest floor of a building.

Louisiana, Mississippi Severe Extreme Heat Warning | Effective 07/27/2026 23:08

* WHAT...Dangerously hot conditions with heat index values up to 115 expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...From 11 AM this morning to 8 PM CDT this 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.

Arizona Severe Extreme Heat Warning | Effective 07/27/2026 23:12

* WHAT...Dangerously hot conditions. Afternoon temperatures 109 to 117. Major to Extreme Heat Risk. * WHERE...The Phoenix metropolitan area. * WHEN...Until 8 PM MST Sunday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. * ADDITIONAL DETAILS...In Maricopa County, Call 2-1-1 to find a free cooling center, transportation, water and more. https://www.maricopa.gov/heat

Arizona Severe Extreme Heat Warning | Effective 07/27/2026 23:12

* WHAT...Dangerously hot conditions. Afternoon temperatures 110 to 118 expected. Major to Extreme Heat Risk. * WHERE...Aguila Valley, Apache Junction/Gold Canyon, Cave Creek/New River, Fountain Hills/East Mesa, Gila Bend, Northwest Pinal County, Sonoran Desert Natl Monument, Tonopah Desert, and West Pinal County. * WHEN...From 10 AM Thursday to 8 PM MST Sunday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death.
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