Maine Severe Flash Flood Warning | Effective 06/21/2026 11:21

Headline: 
Flash Flood Warning issued June 21 at 2:21PM EDT until June 21 at 4:00PM EDT by NWS Gray ME
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
June 21, 2026 - 11:21am
Expires: 
June 21, 2026 - 1:00pm
Description: 
At 221 PM EDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 2.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Belfast, Searsport, Stockton Springs, Knox, Brooks, Waldo, Swanville, Morrill, and Belmont.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.
Area Description: 
Waldo, ME
Forcast Office: 
NWS Gray ME