{"as_of":"2026-09-17T09:09:38.491Z","area":null,"active_alerts":168,"by_event":[{"key":"Small Craft Advisory","count":81},{"key":"Flood Watch","count":25},{"key":"Heat Advisory","count":14},{"key":"Dense Fog Advisory","count":14},{"key":"Flood Warning","count":10},{"key":"Air Quality Alert","count":5},{"key":"Rip Current Statement","count":5},{"key":"Special Weather Statement","count":3},{"key":"Flood Advisory","count":3},{"key":"Flash Flood Warning","count":2},{"key":"Test Message","count":1},{"key":"Lake Wind Advisory","count":1},{"key":"Red Flag Warning","count":1},{"key":"Hydrologic Outlook","count":1},{"key":"Coastal Flood Advisory","count":1},{"key":"Fire Weather Watch","count":1}],"by_severity":[{"key":"Minor","count":85},{"key":"Severe","count":39},{"key":"Moderate","count":37},{"key":"Unknown","count":7}],"by_urgency":[{"key":"Expected","count":127},{"key":"Future","count":27},{"key":"Immediate","count":8},{"key":"Unknown","count":6}],"severe_or_extreme":39,"alerts":[{"event":"Small Craft Advisory","severity":"Minor","urgency":"Expected","certainty":"Likely","area":"Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands; Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands","onset":"2026-09-17T15:00:00-07:00","ends":"2026-09-19T03:00:00-07:00","sender":"NWS Los Angeles/Oxnard CA"},{"event":"Special Weather Statement","severity":"Moderate","urgency":"Expected","certainty":"Observed","area":"Franklin; Ripley; Dearborn; Ohio; Switzerland; Carroll; Gallatin; Boone; Kenton; Campbell; Owen; Grant; Pendleton; Bracken; Robertson; Mason; Lewis; Butler; Warren; Clinton; Ross; Hamilton; Clermont; Brown; Highland; Adams; Pike; Scioto","onset":"2026-09-17T05:06:00-04:00","ends":null,"sender":"NWS Wilmington OH"},{"event":"Air Quality Alert","severity":"Unknown","urgency":"Unknown","certainty":"Unknown","area":"Crittenden; DeSoto; Shelby","onset":"2026-09-17T04:05:00-05:00","ends":null,"sender":"NWS Memphis TN"},{"event":"Flood Advisory","severity":"Minor","urgency":"Expected","certainty":"Likely","area":"Dona Ana, NM; Sierra, NM","onset":"2026-09-17T03:04:00-06:00","ends":"2026-09-17T06:00:00-06:00","sender":"NWS El Paso Tx/Santa Teresa NM"},{"event":"Test Message","severity":"Unknown","urgency":"Unknown","certainty":"Unknown","area":"Montgomery","onset":null,"ends":null,"sender":"NWS"},{"event":"Small Craft Advisory","severity":"Minor","urgency":"Expected","certainty":"Likely","area":"Coastal Waters from Pigeon Point to Point Pinos California out to 10 nm","onset":"2026-09-18T15:00:00-07:00","ends":"2026-09-19T03:00:00-07:00","sender":"NWS San Francisco CA"},{"event":"Small Craft Advisory","severity":"Minor","urgency":"Expected","certainty":"Likely","area":"Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 nm","onset":"2026-09-18T15:00:00-07:00","ends":"2026-09-18T21:00:00-07:00","sender":"NWS San Francisco CA"},{"event":"Small Craft Advisory","severity":"Minor","urgency":"Expected","certainty":"Likely","area":"Monterey Bay","onset":"2026-09-18T15:00:00-07:00","ends":"2026-09-19T03:00:00-07:00","sender":"NWS San Francisco CA"},{"event":"Flood Advisory","severity":"Minor","urgency":"Expected","certainty":"Likely","area":"Kane, UT; Washington, UT","onset":"2026-09-17T03:00:00-06:00","ends":"2026-09-17T04:15:00-06:00","sender":"NWS Salt Lake City UT"},{"event":"Flood Warning","severity":"Severe","urgency":"Immediate","certainty":"Observed","area":"Wells, IN","onset":"2026-09-17T04:58:00-04:00","ends":"2026-09-21T20:45:00-04:00","sender":"NWS Northern Indiana"},{"event":"Flood Warning","severity":"Severe","urgency":"Immediate","certainty":"Observed","area":"Adams, IN; Wells, IN","onset":"2026-09-17T04:58:00-04:00","ends":"2026-09-21T21:20:00-04:00","sender":"NWS Northern Indiana"},{"event":"Heat Advisory","severity":"Moderate","urgency":"Expected","certainty":"Likely","area":"Jefferson; Wayne; Edwards; Wabash; Perry; Franklin; Hamilton; White; Jackson; Williamson; Saline; Gallatin; Union; Johnson; Pope; Hardin; Alexander; Pulaski; Massac; Gibson; Pike; Posey; Vanderburgh; Warrick; Spencer; Fulton; Hickman; Carlisle; Ballard; McCracken; Graves; Livingston; Marshall; Callo","onset":"2026-09-17T03:56:00-05:00","ends":"2026-09-20T19:00:00-05:00","sender":"NWS Paducah KY"},{"event":"Flash Flood Warning","severity":"Severe","urgency":"Immediate","certainty":"Likely","area":"Adams, IN; Huntington, IN; Wells, IN","onset":"2026-09-17T04:49:00-04:00","ends":"2026-09-17T07:45:00-04:00","sender":"NWS Northern Indiana"},{"event":"Small Craft Advisory","severity":"Minor","urgency":"Expected","certainty":"Likely","area":"Chesapeake Bay from Sandy Point to North Beach MD; Chesapeake Bay from North Beach to Drum Point MD; Chesapeake Bay from Drum Point MD to Smith Point VA; Tangier Sound and the inland waters surrounding Bloodsworth Island","onset":"2026-09-17T15:00:00-04:00","ends":"2026-09-17T23:00:00-04:00","sender":"NWS Baltimore MD/Washington DC"},{"event":"Flood Warning","severity":"Severe","urgency":"Expected","certainty":"Likely","area":"Fremont, IA; Page, IA","onset":"2026-09-17T03:37:00-05:00","ends":"2026-09-17T06:45:00-05:00","sender":"NWS Omaha/Valley NE"},{"event":"Flood Watch","severity":"Severe","urgency":"Future","certainty":"Possible","area":"Northwest Plateau; Chuska Mountains; Far Northwest Highlands; Northwest Highlands; South Central Mountains","onset":"2026-09-17T02:24:00-06:00","ends":"2026-09-17T06:00:00-06:00","sender":"NWS Albuquerque NM"},{"event":"Flood Watch","severity":"Severe","urgency":"Future","certainty":"Possible","area":"Northwest Plateau; Chuska Mountains; Far Northwest Highlands; Northwest Highlands; South Central Mountains","onset":"2026-09-17T11:00:00-06:00","ends":"2026-09-18T03:00:00-06:00","sender":"NWS Albuquerque NM"},{"event":"Flood Watch","severity":"Severe","urgency":"Future","certainty":"Possible","area":"Southern Sangre de Cristo Mountains; Espanola Valley","onset":"2026-09-17T02:24:00-06:00","ends":"2026-09-17T06:00:00-06:00","sender":"NWS Albuquerque NM"},{"event":"Flood Watch","severity":"Severe","urgency":"Future","certainty":"Possible","area":"Tusas Mountains Including Chama; Jemez Mountains; Glorieta Mesa Including Glorieta Pass; Northern Sangre de Cristo Mountains; East Slopes Sangre de Cristo Mountains; Upper Rio Grande Valley; Santa Fe Metro Area","onset":"2026-09-17T11:00:00-06:00","ends":"2026-09-18T03:00:00-06:00","sender":"NWS Albuquerque NM"},{"event":"Flood Watch","severity":"Severe","urgency":"Future","certainty":"Possible","area":"Southern Sangre de Cristo Mountains; Espanola Valley","onset":"2026-09-17T11:00:00-06:00","ends":"2026-09-18T03:00:00-06:00","sender":"NWS Albuquerque NM"},{"event":"Flood Watch","severity":"Severe","urgency":"Future","certainty":"Possible","area":"West Central Plateau; West Central Mountains; West Central Highlands; Southwest Mountains; San Francisco River Valley; San Agustin Plains and Adjacent Lowlands","onset":"2026-09-17T02:24:00-06:00","ends":"2026-09-17T06:00:00-06:00","sender":"NWS Albuquerque NM"},{"event":"Rip Current Statement","severity":"Moderate","urgency":"Expected","certainty":"Likely","area":"South Walton; Coastal Bay; Coastal Gulf; Coastal Franklin","onset":"2026-09-17T04:11:00-04:00","ends":"2026-09-18T04:00:00-04:00","sender":"NWS Tallahassee FL"},{"event":"Special Weather Statement","severity":"Moderate","urgency":"Expected","certainty":"Observed","area":"West Polk; Norman; Clay; North Beltrami; Red Lake; East Polk; North Clearwater; South Beltrami; Mahnomen; South Clearwater; Hubbard; West Becker; East Becker; East Otter Tail; Wadena; Benson; Eddy; Nelson; Grand Forks; Griggs; Steele; Traill; Barnes; Cass; Ransom; Sargent","onset":"2026-09-17T03:03:00-05:00","ends":null,"sender":"NWS Grand Forks ND"},{"event":"Dense Fog Advisory","severity":"Moderate","urgency":"Expected","certainty":"Likely","area":"Atchison; Nodaway; Worth; Gentry; Harrison; Holt","onset":"2026-09-17T02:55:00-05:00","ends":"2026-09-17T10:00:00-05:00","sender":"NWS Kansas City/Pleasant Hill MO"},{"event":"Flood Warning","severity":"Severe","urgency":"Expected","certainty":"Likely","area":"Maricopa, AZ","onset":"2026-09-17T00:49:00-07:00","ends":"2026-09-17T03:00:00-07:00","sender":"NWS Phoenix AZ"}],"note":"Counts are computed over the active-alert set at retrieval time. One weather system produces many alerts across zones, so counts measure alert volume, not storm count.","source":"NOAA National Weather Service (api.weather.gov)","disclaimer":"Source data from the NOAA National Weather Service (public domain), retrieved at as_of; counts and groupings are computed by AnswerPool and are NOT official NWS products. Conditions change continuously — for life-safety decisions use the live NWS product at weather.gov.","refresh_after":"2026-09-17T09:15:00.000Z"}