Minor

Minimal to no known threat to life or property

Puerto Rico Minor Flood Advisory | Effective 09/15/2026 11:19

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Anasco County in Puerto Rico... Las Marias County in Puerto Rico... Maricao County in Puerto Rico... Mayaguez County in Puerto Rico... * WHEN...Until 415 PM AST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 218 PM AST, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 2 inches of rain have

New Mexico Minor Flood Advisory | Effective 09/15/2026 11:25

* WHAT...Arroyo and small stream flooding caused by excessive rainfall is expected. * WHERE...South Central Rio Arriba County in north central New Mexico... * WHEN...Until 330 PM MDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. Some low-water crossings may become impassable. * ADDITIONAL DETAILS... - At 1225 PM MDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause arroyo and small stream flooding.

Guam Minor Flood Advisory | Effective 09/15/2026 10:14

* WHAT...Urban area and small stream flooding caused by excessive rainfall continues. * WHERE...Guam... * WHEN...Until 500 AM ChST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways possible. Rises in small streams. * ADDITIONAL DETAILS... - At 311 AM ChST, Doppler radar indicated heavy rain due to additional heavy showers and thunderstorms. This may cause urban and small stream flooding. - Additional rainfall amounts of 0.5 to 1.5 inches are expected

Alaska Minor Flood Advisory | Effective 09/15/2026 08:31

* WHAT...Flooding caused by onshore flow restricting Kuskokwim River drainage in combination with excessive rainfall is expected. * WHERE...Kuskokwim near Bethel. * WHEN...Until 400 PM AKDT Tuesday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. River or stream flows are elevated. Ponding of water in areas is occurring or is imminent. * ADDITIONAL DETAILS... - At 715 AM AKDT, river gauges in Bethel have detected a rise in water level above 8.5 feet. River gauge reports indicate rises in

North Carolina Minor Coastal Flood Advisory | Effective 09/15/2026 07:51

* WHAT...Up to one half foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways. * WHERE...The lower Cape Fear River including downtown Wilmington. * WHEN...Until 3 PM EDT this afternoon. * IMPACTS...The lowest portions of USS North Carolina Road and Battleship Road begin to observe minor coastal flooding. Water begins to spread out of storm drains onto Water Street just south of Market Street in downtown Wilmington.

Guam Minor Flood Advisory | Effective 09/15/2026 07:20

* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Guam... * WHEN...Until 315 AM ChST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 1220 AM ChST, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Up to 0.2 inches of rain have fallen. - Additional rainfall amounts of 1 to 2 inches are expected over the area. This additional rain will result in minor flooding.

South Carolina Minor Coastal Flood Statement | Effective 09/15/2026 04:57

Tide levels in the Charleston Habor could briefly reach 7.0 feet MLLW with high tide this morning. This will likely result in some brief, shallow coastal flooding in some of the normal locations throughout Downtown Charleston, including areas adjacent to Gadsden Creek. Motorists should be alert for saltwater across parts of Fishburne Street and Hagood Avenue. High tide in the Charleston Harbor will occur just before noon. There is a chance the tide go higher. If confidence increases

Northern Mariana Islands Minor Flood Advisory | Effective 09/15/2026 03:34

* WHAT...Urban area and small stream flooding caused by excessive rainfall is occurring. * WHERE...Southern Saipan... Tinian... * WHEN...Until 1030 PM ChST. * IMPACTS...Flooding in low-lying and poor drainage areas. Water over roadways reported. Rises in small streams. * ADDITIONAL DETAILS... - At 832 PM ChST, emergency management reported heavy rain in the advisory area due to thunderstorms with water over roadways in southern Saipan. Urban and small stream flooding is occurring.

Alaska Minor Coastal Flood Advisory | Effective 09/15/2026 03:05

* WHAT...Water levels as high as 1.5 to 4.0 feet above the normal highest tide line. * WHERE...Kuskokwim Delta Coast, including Kwigillingok, Kongiganak, Kipnuk, Toksook Bay, and Tununak. * WHEN...From 1 PM Monday to 10 PM Tuesday. * IMPACTS...Coastal flooding of low lying areas and erosion are possible. * ADDITIONAL DETAILS...A low pressure system in the eastern Bering will continue to bring a strong fetch of southwesterlies into the Kuskokwim Delta Coast today and tonight. The highest water
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