Northern Mariana Islands Flash Flood Warning | Effective 04/14/2026 19:42

Headline: 
Flash Flood Warning issued April 15 at 12:42PM ChST until April 15 at 2:45PM ChST by NWS Tiyan GU
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
April 14, 2026 - 7:42pm
Expires: 
April 14, 2026 - 9:45pm
Description: 
FFWGUM The National Weather Service in Tiyan has issued a * Flash Flood Warning for... Saipan... Tinian... * Until 245 PM ChST. * At 1242 PM ChST, satellite estimates indicate heavy rain across the warned area. Additional rainfall amounts of 2 to 5 inches are possible in 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, and streets as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Garapan, Dandan, China Town, Tanapag, As Mahetog, Koblerville, San Jose (Tinian Municipality), Chalan Kanoa I, San Antonio, Chalan Kanoa II, Chalan Kanoa III, San Roque, Kagman, Chalan Kanoa IV, Kagman III, Gualo Rai, Afetnas, Chalan Piao, Fananganan and Chalan Laulau.
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.
Area Description: 
Saipan, MP; Tinian, MP
Forcast Office: 
NWS Tiyan GU