Minor

Minimal to no known threat to life or property

Maryland Minor Coastal Flood Advisory | Effective 09/19/2026 12:03

* WHAT...Up to one and a half feet of inundation above ground level expected in low lying areas due to tidal flooding. * WHERE...Shoreline in Anne Arundel County. * WHEN...From 9 PM this evening to 5 AM EDT Sunday, especially around the time of high tide. * IMPACTS...At 2.8 feet, flooding of some of the parking area near Dock Street in Annapolis may occur, with water surrounding the Alex Haley Memorial. * ADDITIONAL DETAILS...Tides one to one and a half feet above

Puerto Rico Minor Flood Advisory | Effective 09/19/2026 11:59

* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Lares in Puerto Rico... Utuado in Puerto Rico... * WHEN...Until 600 PM AST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 259 PM AST, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Between 1 and 2 inches of rain have fallen. - Additional rainfall amounts of 1 to 2 inches are expected over

New Mexico Minor Flood Advisory | Effective 09/19/2026 11:09

* WHAT...Arroyo and small stream flooding caused by excessive rainfall is expected. * WHERE...Northeastern Cibola County in west central New Mexico... * WHEN...Until 315 PM MDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. * ADDITIONAL DETAILS... - At 1208 PM MDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause arroyo and small stream flooding. Between 0.75 and 1.5 inches of rain have fallen.

Montana Minor Flood Advisory | Effective 09/19/2026 07:13

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Southern Garfield County in northeastern Montana... South Central McCone County in northeastern Montana... Prairie County in northeastern Montana... * WHEN...Until 115 PM MDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. * ADDITIONAL DETAILS... - At 809 AM MDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin

Illinois Minor Flood Advisory | Effective 09/19/2026 06:46

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Boone County in north central Illinois... Southern Winnebago County in north central Illinois... Central McHenry County in northeastern Illinois... * WHEN...Until 1100 AM CDT. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - At 844 AM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms earlier this morning and current

Montana Minor Flood Advisory | Effective 09/19/2026 06:46

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Central Meagher County in central Montana... East Central Broadwater County in southwestern Montana... * WHEN...Until 145 PM MDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. River or stream flows are elevated. * ADDITIONAL DETAILS... - At 746 AM MDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1.5 and 3 inches of rain

Illinois Minor Flood Advisory | Effective 09/19/2026 06:41

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Boone County in north central Illinois... Southern Winnebago County in north central Illinois... Central McHenry County in northeastern Illinois... * WHEN...Until 900 AM CDT. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - At 838 AM CDT, Doppler radar indicated heavy rain due to thunderstorms earlier this morning and current steady rain over

Alaska Minor Flood Advisory | Effective 09/19/2026 05:22

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Chena River Basin from Moose Creek Dam to the end of Chena Hot Springs Road. * WHEN...Until 1000 PM AKDT Sunday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Some low-water crossings may become impassable. River and stream flows remain elevated. Ponding of water in areas is occurring or is imminent. * ADDITIONAL DETAILS... - At 412 AM AKDT, gage reports indicated widespread moderate to

Illinois Minor Flood Advisory | Effective 09/19/2026 04:59

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Boone County in north central Illinois... Winnebago County in north central Illinois... Lake IL County in northeastern Illinois... McHenry County in northeastern Illinois... * WHEN...Until 900 AM CDT. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - At 657 AM CDT, Doppler radar indicated heavy rain due to

Guam Minor Flood Advisory | Effective 09/19/2026 04:29

* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Central and Southern Guam... * WHEN...Until 1030 PM ChST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 928 PM ChST, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Between 1 and 3 inches of rain have fallen. - Some locations that will experience flooding include...
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