Immediate

Responsive action SHOULD be taken immediately

Arizona Severe Flash Flood Warning | Effective 09/13/2026 11:35

At 1135 AM MST, Doppler radar indicated that heavy rain has moved east of the Havasupai Creek drainage north of Supai, though additional storms are possible through the afternoon. Between 0.5 and 1 inch of rain fell earlier this morning. 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, normally dry washes.

Arizona Severe Flash Flood Warning | Effective 09-13-2026 11:14

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Yavapai County in west central Arizona... * Until 215 PM MST. * At 1114 AM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area, on the far east side of Chino Valley including the Granite Creek drainage. Between 1 and 1.75 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.

Arizona Severe Flash Flood Warning | Effective 09/13/2026 11:14

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Yavapai County in west central Arizona... * Until 215 PM MST. * At 1114 AM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area, on the far east side of Chino Valley including the Granite Creek drainage. Between 1 and 1.75 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.

New York Severe Severe Thunderstorm Warning | Effective 09/13/2026 10:56

At 156 PM EDT, a severe thunderstorm was located near Oakfield, or 8 miles south of Albion, moving east at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Medina, Oakfield, Shelby, Alabama, Elba, Barre Center, and Millville. For your protection move to an interior room on the lowest floor of a building.

Arizona Severe Flash Flood Warning | Effective 09-13-2026 10:29

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Havasupai Creek This includes the Colorado River between river miles 156 and 158 Coconino County in north central Arizona... * Until 130 PM MST. * At 1029 AM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area, just north of Supai along Havasu Creek. Between 0.5 and 0.75 inches of rain have fallen. Additional rainfall amounts of 0.25 to 0.5 inches are possible in the warned

New York Severe Severe Thunderstorm Warning | Effective 09/13/2026 10:22

SVRBUF The National Weather Service in Buffalo has issued a * Severe Thunderstorm Warning for... Northeastern Erie County in western New York... Southern Niagara County in western New York... Southwestern Orleans County in western New York... Northwestern Genesee County in western New York... * Until 215 PM EDT. * At 122 PM EDT, a severe thunderstorm was located over Sanborn, or near North Tonawanda, moving east at 50 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated.

Arizona Severe Flash Flood Warning | Effective 09/13/2026 10:29

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Havasupai Creek This includes the Colorado River between river miles 156 and 158 Coconino County in north central Arizona... * Until 130 PM MST. * At 1029 AM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area, just north of Supai along Havasu Creek. Between 0.5 and 0.75 inches of rain have fallen. Additional rainfall amounts of 0.25 to 0.5 inches are possible in the warned

Connecticut Severe Flash Flood Warning | Effective 09/13/2026 09:44

FFWOKX The National Weather Service in Upton has extended the * Flash Flood Warning for... Central Middlesex County in southern Connecticut... New London County in southern Connecticut... * Until 230 PM EDT. * At 1244 PM EDT, Doppler radar and automated rain gauges indicated heavy rain falling across the warned area. Between 1 and 3.5 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 0.5 to 1.5 inches are

Massachusetts, Rhode Island Severe Flash Flood Warning | Effective 09/13/2026 09:22

At 1222 PM EDT, Doppler radar and rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3.5 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. 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 and rain gauges. IMPACT...Flash flooding of small creeks and streams, urban areas,
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