United StatesSeptember 2026
National Weather Service warnings and watches: September 2026
AreaZine recorded 2,824 warnings and watches from NWS in September 2026. Nationally the NWS issued 3,688 warnings in September 2026, 76% above the average of 2,094 for September in 2008-2025, and 6,031 warnings, watches and advisories in all (IEM VTEC archive).
Which warnings did the NWS issue most in September 2026?
| Product | September 2026 | An average September, 2008-2025 |
|---|---|---|
| Severe Thunderstorm Warning | 2,242 | 970 |
| Flood Advisory | 1,371 | 992 |
| Flash Flood Warning | 876 | 426 |
| Flood Warning | 333 | 390 |
| Heat Advisory | 209 | 31 |
| Flood Watch | 167 | 45 |
| Tornado Warning | 120 | 151 |
| Dense Fog Advisory | 114 | 97 |
| Coastal Flood Advisory | 89 | 62 |
| Wind Advisory | 56 | 59 |
Source: Iowa Environmental Mesonet archive of NWS watches, warnings and advisories (VTEC). A U.S. Government work, in the public domain.
Every notice, September 2026
NWS WakefieldWarningSeptember 2, 2026
Severe Thunderstorm Warning: Chesterfield, Prince George, City of Colonial Heights and 2 more, VA
Expired 5:30 p.m. EDT, September 2, 2026
NWS Newport/Morehead CityWarningSeptember 2, 2026
Severe Thunderstorm Warning: Beaufort and Hyde, NC
Expired 5:45 p.m. EDT, September 2, 2026
NWS ClevelandWarningSeptember 2, 2026
Severe Thunderstorm Warning: Crawford, PA
Expired 6:00 p.m. EDT, September 2, 2026
NWS Houston/GalvestonWarningSeptember 2, 2026
Flash Flood Warning: Polk and San Jacinto, TX
Expired 7:15 p.m. CDT, September 2, 2026
NWS WakefieldWarningSeptember 2, 2026
Severe Thunderstorm Warning: Cumberland and Fluvanna, VA
Expired 5:30 p.m. EDT, September 2, 2026
NWS ShreveportWarningSeptember 2, 2026
Severe Thunderstorm Warning: Angelina and San Augustine, TX
Expired 5:30 p.m. CDT, September 2, 2026
NWS Houston/GalvestonWarningSeptember 2, 2026
Severe Thunderstorm Warning: Polk and San Jacinto, TX
Expired 5:30 p.m. CDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Severe Thunderstorm Warning: Orange and Spotsylvania, VA
Expired 5:15 p.m. EDT, September 2, 2026
NWS ShreveportWarningSeptember 2, 2026
Flash Flood Warning: Angelina, Nacogdoches and San Augustine, TX
Expired 7:30 p.m. CDT, September 2, 2026
NWS Great FallsWarningSeptember 2, 2026
Severe Thunderstorm Warning: Chouteau, Glacier, Hill and 3 more, MT
Expired 5:45 p.m. MDT, September 2, 2026
NWS Newport/Morehead CityWarningSeptember 2, 2026
Special Marine Warning: Pamlico Sound and Pamlico and Pungo Rivers
Expired 5:15 p.m. EDT, September 2, 2026
NWS Lake CharlesWarningSeptember 2, 2026
Flash Flood Warning: Jasper and Tyler, TX
Expired 7:45 p.m. CDT, September 2, 2026
NWS Great FallsWarningSeptember 2, 2026
Severe Thunderstorm Warning: Cascade, Chouteau, Lewis and Clark and 2 more, MT
Expired 5:00 p.m. MDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Severe Thunderstorm Warning: Orange and Spotsylvania, VA
Expired 4:30 p.m. EDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Severe Thunderstorm Warning: Culpeper, Fauquier and Orange, VA
Expired 4:15 p.m. EDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Severe Thunderstorm Warning: Culpeper, Madison and Rappahannock, VA
Expired 4:15 p.m. EDT, September 2, 2026
NWS Houston/GalvestonWarningSeptember 2, 2026
Flash Flood Warning: Polk, TX
Expired 5:30 p.m. CDT, September 2, 2026
NWS TucsonWarningSeptember 2, 2026
Flash Flood Warning: Santa Cruz, AZ
Expired 4:45 p.m. PDT, September 2, 2026
NWS Great FallsWarningSeptember 2, 2026
Severe Thunderstorm Warning: Cascade, Lewis and Clark and Teton, MT
Expired 4:00 p.m. MDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Special Marine Warning: Chesapeake Bay from Drum Point MD to Smith Point VA, Tidal Potomac from Indian Head to Cobb Island MD, Tidal Potomac from Cobb Island MD to Smith Point VA and 1 more
Expired 4:00 p.m. EDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Severe Thunderstorm Warning: Culpeper, Fauquier and Rappahannock, VA
Expired 3:30 p.m. EDT, September 2, 2026
NWS Detroit/PontiacWarningSeptember 2, 2026
Special Marine Warning: Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay and Inner Saginaw Bay SW of Point Au Gres to Bay Port MI
Expired 4:15 p.m. EDT, September 2, 2026
NWS WakefieldWarningSeptember 2, 2026
Severe Thunderstorm Warning: Dorchester, Somerset and Wicomico, MD
Expired 3:30 p.m. EDT, September 2, 2026
NWS ShreveportWarningSeptember 2, 2026
Flood Warning: Angelina, Polk and Trinity, TX
Expired 7:00 p.m. CDT, September 6, 2026
NWS ShreveportWarningSeptember 2, 2026
Flood Warning: Anderson, Angelina, Cherokee and 1 more, TX
Expired 7:00 p.m. CDT, September 8, 2026
NWS Mount HollyWarningSeptember 2, 2026
Severe Thunderstorm Warning: Kent, Sussex and Caroline, DE and MD
Expired 3:45 p.m. EDT, September 2, 2026
NWS ShreveportWarningSeptember 2, 2026
Flood Warning: Anderson and Cherokee, TX
Expired 8:00 a.m. CDT, September 6, 2026
NWS TucsonWarningSeptember 2, 2026
Flash Flood Warning: Pima, AZ
Expired 5:00 p.m. PDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Special Marine Warning: Chesapeake Bay from North Beach to Drum Point MD, Chesapeake Bay from Drum Point MD to Smith Point VA, Patuxent River to Broomes Island MD and 1 more
Expired 3:15 p.m. EDT, September 2, 2026
NWS Mount HollyWarningSeptember 2, 2026
Severe Thunderstorm Warning: Caroline, Kent, Queen Anne's and 1 more, MD
Expired 2:30 p.m. EDT, September 2, 2026
NWS TucsonWarningSeptember 2, 2026
Flash Flood Warning: Santa Cruz, AZ
Expired 4:45 p.m. PDT, September 2, 2026
NWS Mount HollyWarningSeptember 2, 2026
Severe Thunderstorm Warning: Kent and New Castle, DE
Expired 2:15 p.m. EDT, September 2, 2026
NWS MissoulaWarningSeptember 2, 2026
Severe Thunderstorm Warning: Deer Lodge, Granite, Powell and 1 more, MT
Expired 2:00 p.m. MDT, September 2, 2026
NWS Great FallsWarningSeptember 2, 2026
Severe Thunderstorm Warning: Beaverhead, Jefferson and Madison, MT
Expired 2:30 p.m. MDT, September 2, 2026
NWS TucsonWarningSeptember 2, 2026
Flash Flood Warning: Pima, AZ
Expired 4:30 p.m. PDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Special Marine Warning: Tidal Potomac from Key Bridge to Indian Head MD and Tidal Potomac from Indian Head to Cobb Island MD
Expired 3:15 p.m. EDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Special Marine Warning: Chesapeake Bay from Pooles Island to Sandy Point MD, Chesapeake Bay from Sandy Point to North Beach MD, Chesapeake Bay from North Beach to Drum Point MD and 3 more
Expired 2:45 p.m. EDT, September 2, 2026
NWS Houston/GalvestonWarningSeptember 2, 2026
Flood Warning: Liberty, TX
Expired 4:00 p.m. CDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Severe Thunderstorm Warning: Baltimore, Carroll, Frederick and 2 more, MD
Expired 1:30 p.m. EDT, September 2, 2026
NWS State CollegeWarningSeptember 2, 2026
Severe Thunderstorm Warning: Lancaster and York, PA
Expired 1:15 p.m. EDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Special Marine Warning: Chesapeake Bay north of Pooles Island MD, Chesapeake Bay from Pooles Island to Sandy Point MD, Patapsco River including Baltimore Harbor and 1 more
Expired 2:15 p.m. EDT, September 2, 2026
NWS Mount HollyWarningSeptember 2, 2026
Severe Thunderstorm Warning: Chester, PA
Expired 1:45 p.m. EDT, September 2, 2026
NWS Baltimore MD/WashingtonWarningSeptember 2, 2026
Severe Thunderstorm Warning: Anne Arundel, Baltimore, Carroll and 4 more, MD
Expired 1:30 p.m. EDT, September 2, 2026
NWS Grand JunctionWarningSeptember 2, 2026
Flash Flood Warning: Mesa, CO
Expired 3:30 p.m. MDT, September 2, 2026
NWS Lake CharlesWarningSeptember 2, 2026
Flood Warning: Hardin, Jasper, Jefferson and 1 more, TX
Expired 9:30 p.m. CDT, September 2, 2026
NWS Rapid CityWarningSeptember 2, 2026
Red Flag Warning: Northern Campbell, Southern Campbell and Weston County Plains, WY
Expired 8:00 p.m. MDT, September 3, 2026
NWS Houston/GalvestonWarningSeptember 2, 2026
Flash Flood Warning: Polk and Trinity, TX
Expired 2:45 p.m. CDT, September 2, 2026
NWS BillingsWarningSeptember 2, 2026
Red Flag Warning: Crow Indian Reservation/Big Horn Canyon Rec Area and Bighorn National Forest, MT and WY
Expired 9:00 p.m. MDT, September 3, 2026
NWS BillingsWarningSeptember 2, 2026
Red Flag Warning: Gallatin National Forest, Wheatland County/Sweet Grass County, Stillwater County and 3 more, MT
Expired 9:00 p.m. MDT, September 3, 2026
NWS CheyenneWarningSeptember 2, 2026
Red Flag Warning: Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland and Middle North Platte River Basin/Niobrara and Converse High Plains, WY
Expired 7:00 p.m. MDT, September 3, 2026
NWS State CollegeWarningSeptember 2, 2026
Severe Thunderstorm Warning: Dauphin, Lancaster, Lebanon and 2 more, PA
Expired 12:45 p.m. EDT, September 2, 2026
NWS State CollegeWarningSeptember 2, 2026
Severe Thunderstorm Warning: Adams, Bedford, Cambria and 5 more, PA
Expired 12:30 p.m. EDT, September 2, 2026
NWS Grand JunctionWarningSeptember 2, 2026
Flood Warning: Mesa, CO
Expired 2:30 p.m. MDT, September 2, 2026
NWS State CollegeWarningSeptember 2, 2026
Severe Thunderstorm Warning: Adams, Cumberland, Dauphin and 3 more, PA
Expired 12:15 p.m. EDT, September 2, 2026
NWS LincolnWarningSeptember 2, 2026
Extreme Heat Warning: Knox, Stark, Peoria and 32 more, IL
Expired 7:00 p.m. CDT, September 4, 2026
NWS State CollegeWarningSeptember 2, 2026
Severe Thunderstorm Warning: Dauphin and Perry, PA
Expired 12:00 p.m. EDT, September 2, 2026
NWS Houston/GalvestonWarningSeptember 2, 2026
Flood Warning: Hardin, Liberty and Polk, TX
Expired 12:00 p.m. CDT, September 5, 2026
NWS State CollegeWarningSeptember 2, 2026
Severe Thunderstorm Warning: Cumberland, Juniata, Mifflin and 1 more, PA
Expired 11:30 a.m. EDT, September 2, 2026
NWS Houston/GalvestonWarningSeptember 2, 2026
Flood Warning: Polk and San Jacinto, TX
Expired 4:00 p.m. CDT, September 3, 2026
NWS State CollegeWarningSeptember 2, 2026
Severe Thunderstorm Warning: Blair, Cambria and Huntingdon, PA
Expired 11:15 a.m. EDT, September 2, 2026
Source: National Weather Service alerts (api.weather.gov).