Guam, Northern Mariana Islands Minor Flood Advisory | Effective 07/05/2026 03:14

Headline: 
Flood Advisory issued July 5 at 8:14PM ChST until July 5 at 11:15PM ChST by NWS Tiyan GU
Event: 
Flood Advisory
Urgency: 
Expected
Effective: 
July 5, 2026 - 3:14am
Expires: 
July 5, 2026 - 6:15am
Description: 
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Guam... Rota... * WHEN...Until 1115 PM ChST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 814 PM ChST, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Between 0.6 and 1.2 inches of rain have fallen. - Additional rainfall amounts of 1.2 to 1.6 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Hagatna Heights, Andersen AFB, Talofofo, Mongmong-Toto-Maite, Sinajana, Inarajan, Asan, Merizo, Piti, Santa Rita, Umatac, Sinapalo and Songsong. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Be aware of your surroundings and do not drive on flooded roads.
Area Description: 
Guam, GU; Rota, MP
Forcast Office: 
NWS Tiyan GU