Northern Mariana Islands Severe Flash Flood Warning | Effective 07/05/2026 19:48

Headline: 
Flash Flood Warning issued July 6 at 12:48PM ChST until July 6 at 3:00PM ChST by NWS Tiyan GU
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 5, 2026 - 7:48pm
Expires: 
July 5, 2026 - 10:00pm
Description: 
FFWGUM The National Weather Service in Tiyan has extended the * Flash Flood Warning for... Saipan... Tinian... * Until 300 PM ChST. * At 1248 PM ChST, satellite estimates indicate heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Satellite estimates. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, and streets as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Tinian and Saipan islands
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Stay away or be swept away. River banks and culverts can become unstable and unsafe.
Area Description: 
Saipan, MP; Tinian, MP
Forcast Office: 
NWS Tiyan GU