Storm Center: Weather Alerts: Warnings
My Location:
Berlin, MD
Current Time: 07:30:27 PM EDT
Other Weather Alerts
Type
Flash Flood Watch
Flash Flood Watch
Mon Aug 25 11:46:00 PDT 2025
Issued By
NWS Boise ID
Issuing Time
Mon, 25 Aug 2025 10:41:00 PDT
Broadcast Time
Mon, 25 Aug 2025 10:41:00 PDT
Valid Until
Wed, 27 Aug 2025 23:00:00 PDT
Brief Description
Flash Flood Watch
Detailed Description
A surge of deep monsoonal moisture combined with a slow-moving upper trough will bring periods of heavy showers and thunderstorms across the region. This airmass contains anomalously high moisture content, supporting the potential for excessive rainfall. Flash flooding will be possible, especially in steep terrain, narrow canyons, and near recent burn scars where soils are less able to absorb rainfall. The greatest risk will be Tuesday afternoon through Wednesday evening as repeated rounds of storms move through. * WHAT. Flash flooding caused by excessive rainfall is possible. * WHERE. Portions of Idaho, including the following areas, Boise Mountains, Camas Prairie, Lower Treasure Valley, Owyhee Mountains, Southern Twin Falls County, Southwest Highlands, Upper Treasure Valley, Upper Weiser River, West Central Mountains and Western Magic Valley. Portions of Oregon, including the following areas, Baker County, Harney County, Malheur County and Oregon Lower Treasure Valley. * WHEN. From Tuesday afternoon through Wednesday evening. * IMPACTS. Heavy rainfall could trigger flash flooding or debris flows in and near recent wildfire burn scars. In addition urban street flooding is possible with the stronger storms. * ADDITIONAL DETAILS. - https://www.weather.gov/safety/flood
Region
Alert
Arizona
Severe Thunderstorm Warning
New Mexico
Severe Thunderstorm Warning
California
Flash Flood Warning (13)
Nevada
Flash Flood Warning (2)
Arizona,California
Flash Flood Warning (4)
New Mexico
Flash Flood Warning (2)
Colorado
Flash Flood Warning
South Dakota
Flood Warning (12)
South Carolina
Flood Warning (4)
Georgia,South Carolina
Flood Warning (2)
Florida
Flood Warning (2)
Iowa
Flood Warning (3)
Minnesota
Flood Warning (22)
Illinois,Wisconsin
Flood Warning (4)
Minnesota
Winter Weather Warning, Watch, or Advisory
Lake Ontario
Special Marine Warning
Coastal Florida
Special Marine Warning
Lake Erie
Special Marine Warning
Lake Ontario
Special Marine Warning
Idaho,Oregon
Flash Flood Watch (2)
Idaho
Public Severe Weather Alert (5)
Alaska
Public Severe Weather Alert (8)
Oregon,Washington
Public Severe Weather Alert (43)
Alaska
Coastal Flood Warning, Watch, or Statement (2)
Oklahoma
Coastal Flood Warning, Watch, or Statement
North Carolina
Coastal Flood Warning, Watch, or Statement (3)
Nevada
Coastal Flood Warning, Watch, or Statement (10)
Florida
Coastal Flood Warning, Watch, or Statement (2)
Colorado
Coastal Flood Warning, Watch, or Statement
California
Coastal Flood Warning, Watch, or Statement (10)
New Mexico
Coastal Flood Warning, Watch, or Statement (3)
Arizona
Flood Statement (9)
California,Nevada
Flood Statement (2)
Iowa
Flood Statement (6)
Alaska
Flood Statement (7)
New Mexico
Flood Statement (5)
Colorado
Flood Statement (6)
Oklahoma
Flood Statement (3)
California
Special Weather Statement (5)
Idaho
Special Weather Statement
Texas
Special Weather Statement
Nevada
Special Weather Statement
Oregon
Air Stagnation Advisory (3)
Arizona
Air Stagnation Advisory (2)
Idaho
Air Stagnation Advisory (4)
Wyoming
Air Stagnation Advisory
Texas
Air Stagnation Advisory
Oregon
Non Precipitation Warning, Watch, or Statement (24)
California
Non Precipitation Warning, Watch, or Statement (11)
Alaska
Non Precipitation Warning, Watch, or Statement (15)
Arizona
Non Precipitation Warning, Watch, or Statement (12)
Idaho,Washington
Non Precipitation Warning, Watch, or Statement (36)
Oregon
Red Flag Warning (5)
California
Red Flag Warning (8)
Washington
Red Flag Warning (6)
North Carolina
Marine Weather Statement
Florida
Marine Weather Statement (7)
New York
Marine Weather Statement (9)
Michigan
Marine Weather Statement (15)
Delaware,New Jersey
Marine Weather Statement (2)
Maryland,North Carolina,Virginia
Marine Weather Statement (4)
Lake Erie
Marine Weather Statement
Lake Ontario
Marine Weather Statement (2)
Lake Ontario
Marine Weather Statement
Coastal New Jersey,Coastal Delaware
Marine Weather Statement
Coastal Maine,Coastal Atlantic (south to NC)
Marine Weather Statement (18)
Coastal North Carolina
Marine Weather Statement
Lake Michigan - Michigan,Lake Michigan - Michigan ,Lake Superior
Marine Weather Statement (3)
St. Marys River
Marine Weather Statement (7)
Lake Michigan - Michigan,Lake Michigan
Marine Weather Statement (34)
Ohio,Pennsylvania
Marine Weather Statement (5)
Lake Erie
Marine Weather Statement
Indiana,Michigan
Marine Weather Statement (27)
Coastal California
Marine Weather Statement (26)
Lake St. Clair,Lake Huron,Lake Huron
Marine Weather Statement
Coastal Oregon,Coastal Oregon-California,Coastal California-Oregon
Marine Weather Statement
Lake Erie
Marine Weather Statement
Lake Ontario
Marine Weather Statement
Lake Erie
Marine Weather Statement
Virgin Islands
Marine Weather Statement
Lake Erie
Marine Weather Statement
Lake Erie
Marine Weather Statement
Lake Erie
Marine Weather Statement
Lake Erie
Marine Weather Statement
Alaska
River Statement (5)
Nevada
River Statement
Idaho,Montana
River Statement (2)
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