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 Boston/NortonWarningSeptember 24, 2026
High Wind Warning: Southeast Providence, Western Kent and Eastern Kent, RI
Expired 2:00 a.m. EDT, September 27, 2026
NWS Boston/NortonWarningSeptember 24, 2026
High Wind Warning: Eastern Essex, Suffolk, Eastern Norfolk and 10 more, MA and RI
Expired 2:00 a.m. EDT, September 27, 2026
NWS Boston/NortonWarningSeptember 24, 2026
Storm Warning: Boston Harbor and Narragansett Bay
Expired 8:00 p.m. EDT, September 26, 2026
NWS Boston/NortonWarningSeptember 24, 2026
Storm Warning: Cape Cod Bay
Expired 8:00 p.m. EDT, September 26, 2026
NWS Boston/NortonWarningSeptember 24, 2026
Storm Warning: Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM and Ocean Waters from Provincetown to Nantucket from 20 to 60 NM
Expired 8:00 p.m. EDT, September 26, 2026
NWS Boston/NortonWarningSeptember 24, 2026
Storm Warning: Nantucket Sound, Vineyard Sound, Buzzards Bay and 2 more
Expired 8:00 p.m. EDT, September 26, 2026
NWS Boston/NortonWarningSeptember 24, 2026
Storm Warning: Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island, Ocean Wat
Expired 8:00 p.m. EDT, September 26, 2026
NWS Boston/NortonWarningSeptember 24, 2026
Storm Warning: Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Massachusetts Bay and Ipswich Bay and Ocean Waters from the Merrimack River to Plymouth from 40 to
Expired 8:00 p.m. EDT, September 26, 2026
NWS HonoluluWarningSeptember 24, 2026
Tropical Storm Warning: Big Island Summit, HI
Expired 7:30 p.m. HST, September 24, 2026
NWS HonoluluWarningSeptember 24, 2026
Tropical Storm Warning: Big Island Interior, HI
Expired 7:30 p.m. HST, September 24, 2026
NWS HonoluluWarningSeptember 24, 2026
Tropical Storm Warning: Kohala, HI
Expired 7:30 p.m. HST, September 24, 2026
NWS HonoluluWarningSeptember 24, 2026
Tropical Storm Warning: Big Island North, HI
Expired 7:30 p.m. HST, September 24, 2026
NWS HonoluluWarningSeptember 24, 2026
Tropical Storm Warning: Big Island East, HI
Expired 7:30 p.m. HST, September 24, 2026
NWS HonoluluWarningSeptember 24, 2026
Tropical Storm Warning: Big Island Southeast, HI
Expired 7:30 p.m. HST, September 24, 2026
NWS HonoluluWarningSeptember 24, 2026
Tropical Storm Warning: Big Island South, HI
Expired 7:30 p.m. HST, September 24, 2026
NWS HonoluluWarningSeptember 24, 2026
Tropical Storm Warning: Kona, HI
Expired 7:30 p.m. HST, September 24, 2026
NWS AnchorageWarningSeptember 24, 2026
High Wind Warning: Northern Bristol Bay Coast, AK
Expired 10:00 p.m. AKDT, September 24, 2026
NWS AnchorageWarningSeptember 24, 2026
High Wind Warning: Unalaska and Nikolski, AK
Expired 4:00 p.m. AKDT, September 26, 2026
NWS RenoWarningSeptember 24, 2026
Red Flag Warning: West Humboldt Basin - Pershing County and Lahontan Basin - Churchill and Eastern Mineral Counties, NV
Expired 10:00 p.m. PDT, September 25, 2026
NWS RenoWarningSeptember 24, 2026
Red Flag Warning: Northern Sierra Front - Carson City/Douglas/Storey/Southern Washoe/Eastern Lyon/Far Southern Lassen Counties and Southern Sierra Front - Alpine/Northern Mono/Southern Lyon/Western Mi
Expired 10:00 p.m. PDT, September 25, 2026
NWS PhoenixWarningSeptember 24, 2026
Flash Flood Warning: Maricopa and Pinal, AZ
Expired 1:15 p.m. PDT, September 24, 2026
NWS Midland/OdessaWarningSeptember 24, 2026
Flash Flood Warning: Eddy, NM
Expired 12:45 p.m. MDT, September 24, 2026
NWS MelbourneWarningSeptember 24, 2026
Flood Warning: Lake and Volusia, FL
Expired 11:30 a.m. EDT, September 25, 2026
NWS AnchorageWarningSeptember 24, 2026
High Wind Warning: Aleutians East Borough, AK
Expired 11:00 a.m. AKDT, September 24, 2026
NWS WilmingtonWarningSeptember 24, 2026
Special Marine Warning: Coastal waters from Little River Inlet to Murrells Inlet SC out 20 NM
Expired 8:15 a.m. EDT, September 24, 2026
NWS CharlestonWarningSeptember 24, 2026
Flood Warning: Braxton, Calhoun, Gilmer and 2 more, WV
Expired 1:15 p.m. EDT, September 24, 2026
NWS FlagstaffWarningSeptember 24, 2026
Flash Flood Warning: Yavapai, AZ
Expired 8:30 a.m. PDT, September 24, 2026
NWS Midland/OdessaWarningSeptember 24, 2026
Flash Flood Warning: Eddy, NM
Expired 8:15 a.m. MDT, September 24, 2026
NWS Dodge CityWarningSeptember 24, 2026
Flood Warning: Grant, Hamilton, Kearny and 2 more, KS
Expired 11:00 a.m. CDT, September 24, 2026
NWS GoodlandWarningSeptember 24, 2026
Flash Flood Warning: Greeley and Wichita, KS
Expired 10:45 a.m. MDT, September 24, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: North and West of Nunivak Island
Expired 5:00 p.m. AKDT, September 24, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Kuskokwim Delta from 15 to 80 NM
Expired 5:00 p.m. AKDT, September 24, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Kiska to Attu Pacific Side
Expired 5:00 p.m. AKDT, September 24, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Kiska to Attu Bering Side
Expired 5:00 p.m. AKDT, September 24, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Adak to Kiska Pacific Side
Expired 5:00 p.m. AKDT, September 24, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Adak to Kiska Bering Side
Expired 5:00 a.m. AKDT, September 25, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Seguam to Adak Pacific Side from 15 to 75 NM
Expired 5:00 a.m. AKDT, September 25, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Seguam to Adak Pacific Side out to 15 NM
Expired 5:00 a.m. AKDT, September 25, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Seguam to Adak Bering Side from 15 to 85 NM
Expired 5:00 a.m. AKDT, September 25, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Seguam to Adak Bering Side out to 15 NM
Expired 5:00 a.m. AKDT, September 25, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Nikolski to Seguam Pacific Side from 15 to 75 NM
Expired 5:00 a.m. AKDT, September 25, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Nikolski to Seguam Pacfic Side out to 15 NM
Expired 5:00 a.m. AKDT, September 25, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Nikolski to Seguam Bering Side from 15 to 85 NM
Expired 5:00 a.m. AKDT, September 25, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Nikolski to Seguam Bering Side out to 15 NM
Expired 5:00 a.m. AKDT, September 25, 2026
NWS Midland/OdessaWarningSeptember 24, 2026
Flash Flood Warning: Culberson, TX
Expired 8:15 a.m. CDT, September 24, 2026
NWS AnchorageWarningSeptember 24, 2026
Storm Warning: Bering Sea Offshore East of 171W
Expired 5:00 p.m. AKDT, September 24, 2026
NWS Baltimore MD/WashingtonWarningSeptember 24, 2026
Coastal Flood Warning: Arlington/Falls Church/Alexandria, VA
Expired 10:00 a.m. EDT, September 25, 2026
NWS Midland/OdessaWarningSeptember 24, 2026
Flash Flood Warning: Eddy and Culberson, NM and TX
Expired 4:00 a.m. MDT, September 24, 2026
NWS Dodge CityWarningSeptember 24, 2026
Flash Flood Warning: Grant, Hamilton, Kearny and 2 more, KS
Expired 5:00 a.m. CDT, September 24, 2026
NWS MedfordWarningSeptember 23, 2026
Red Flag Warning: Modoc County Except for the Surprise Valley, CA
Expired 8:00 p.m. PDT, September 24, 2026
NWS MelbourneWarningSeptember 23, 2026
Flood Warning: Lake and Volusia, FL
Expired 6:00 a.m. EDT, September 24, 2026
NWS JacksonWarningSeptember 23, 2026
Flash Flood Warning: Harlan, KY
Expired 1:00 a.m. EDT, September 24, 2026
NWS MorristownWarningSeptember 23, 2026
Flash Flood Warning: Anderson and Knox, TN
Expired 10:45 p.m. EDT, September 23, 2026
NWS CharlestonWarningSeptember 23, 2026
Flood Warning: Boone, Lincoln and Logan, WV
Expired 1:15 a.m. EDT, September 24, 2026
NWS CharlestonWarningSeptember 23, 2026
Flash Flood Warning: Kanawha, WV
Expired 11:30 p.m. EDT, September 23, 2026
NWS JacksonWarningSeptember 23, 2026
Flash Flood Warning: Bell, Harlan and Leslie, KY
Expired 10:15 p.m. EDT, September 23, 2026
NWS CharlestonWarningSeptember 23, 2026
Flood Warning: Boone and Lincoln, WV
Expired 1:15 a.m. EDT, September 24, 2026
NWS CharlestonWarningSeptember 23, 2026
Flood Warning: Lincoln, WV
Expired 1:15 a.m. EDT, September 24, 2026
NWS CharlestonWarningSeptember 23, 2026
Flood Warning: Braxton, Calhoun, Clay and 2 more, WV
Expired 1:15 a.m. EDT, September 24, 2026
NWS CharlestonWarningSeptember 23, 2026
Flash Flood Warning: Boone and Logan, WV
Expired 10:15 p.m. EDT, September 23, 2026
Source: National Weather Service alerts (api.weather.gov).