{"filters":{"severity":null,"event":null,"state":null},"count":56,"alerts":[{"alert_id":"urn:oid:2.49.0.1.840.0.cb221eaa6b5d95f5f91e5226e260b9bb6220709a.001.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Northwest Plateau; Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Hualapai Mountains; Northwest Deserts; Death Valley National Park; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; San Bernardino County-Upper Colorado River Valley; Owens Valley South; Owens Valley North; Esmeralda and Central Nye County; Lincoln County; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Southern Clark County; Lake Mead - NV side; Lake Mohave - NV side","state_codes_json":null,"sent_at":"2026-07-31T14:56:00-07:00","effective_at":"2026-07-31T14:56:00-07:00","expires_at":"2026-08-01T18:00:00-07:00","ends_at":"2026-08-02T20:00:00-07:00","headline":"Extreme Heat Warning issued July 31 at 2:56PM PDT until August 2 at 8:00PM PDT by NWS Las Vegas NV","sender_name":"NWS Las Vegas NV"},{"alert_id":"urn:oid:2.49.0.1.840.0.61aeb0e94eff19d15f21d91d71de4ed2fc3bf835.003.1","event":"Red Flag Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Colville Reservation; 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Tonopah Desert; Gila Bend; Cave Creek/New River; Fountain Hills/East Mesa; Northwest Pinal County; West Pinal County; Apache Junction/Gold Canyon; Sonoran Desert Natl Monument","state_codes_json":null,"sent_at":"2026-07-31T13:12:00-07:00","effective_at":"2026-07-31T13:12:00-07:00","expires_at":"2026-08-01T06:00:00-07:00","ends_at":"2026-08-03T20:00:00-07:00","headline":"Extreme Heat Warning issued July 31 at 1:12PM MST until August 3 at 8:00PM MST by NWS Phoenix AZ","sender_name":"NWS Phoenix AZ"},{"alert_id":"urn:oid:2.49.0.1.840.0.145c70e58b8a070b23e41e3ca2c769979bbe0389.005.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"New River Mesa; Rio Verde/Salt River; Superior; Tonto Basin; Mazatzal Mountains; Pinal/Superstition Mountains; San Carlos; Dripping Springs; Globe/Miami; Southeast Gila County","state_codes_json":null,"sent_at":"2026-07-31T13:12:00-07:00","effective_at":"2026-07-31T13:12:00-07:00","expires_at":"2026-08-01T06:00:00-07:00","ends_at":"2026-08-03T20:00:00-07:00","headline":"Extreme Heat Warning issued July 31 at 1:12PM MST until August 3 at 8:00PM MST by NWS Phoenix AZ","sender_name":"NWS Phoenix AZ"},{"alert_id":"urn:oid:2.49.0.1.840.0.145c70e58b8a070b23e41e3ca2c769979bbe0389.002.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Kofa; Central La Paz; Southeast Yuma County; Gila River Valley; Joshua Tree NP West; Joshua Tree NP East; Imperial County Southwest; Salton Sea; Chuckwalla Mountains; Imperial County Southeast; Imperial County West; Chiriaco Summit","state_codes_json":null,"sent_at":"2026-07-31T13:12:00-07:00","effective_at":"2026-07-31T13:12:00-07:00","expires_at":"2026-08-01T06:00:00-07:00","ends_at":"2026-08-03T20:00:00-07:00","headline":"Extreme Heat Warning issued July 31 at 1:12PM MST until August 3 at 8:00PM MST by NWS Phoenix AZ","sender_name":"NWS Phoenix AZ"},{"alert_id":"urn:oid:2.49.0.1.840.0.0a4fca6abfe882aed8e283a1657b955b4671c509.001.1","event":"High Wind Watch","severity":"Severe","certainty":"Possible","urgency":"Future","area_desc":"Delta Junction","state_codes_json":null,"sent_at":"2026-07-31T13:04:00-08:00","effective_at":"2026-07-31T13:04:00-08:00","expires_at":"2026-08-01T16:00:00-08:00","ends_at":"2026-08-05T04:00:00-08:00","headline":"High Wind Watch issued July 31 at 1:04PM AKDT until August 5 at 4:00AM AKDT by NWS Fairbanks AK","sender_name":"NWS Fairbanks AK"},{"alert_id":"urn:oid:2.49.0.1.840.0.0a4fca6abfe882aed8e283a1657b955b4671c509.003.1","event":"High Wind Watch","severity":"Severe","certainty":"Possible","urgency":"Future","area_desc":"Northern Denali Borough","state_codes_json":null,"sent_at":"2026-07-31T13:04:00-08:00","effective_at":"2026-07-31T13:04:00-08:00","expires_at":"2026-08-01T16:00:00-08:00","ends_at":"2026-08-05T04:00:00-08:00","headline":"High Wind Watch issued July 31 at 1:04PM AKDT until August 5 at 4:00AM AKDT by NWS Fairbanks AK","sender_name":"NWS Fairbanks AK"},{"alert_id":"urn:oid:2.49.0.1.840.0.0a4fca6abfe882aed8e283a1657b955b4671c509.002.1","event":"High Wind Watch","severity":"Severe","certainty":"Possible","urgency":"Future","area_desc":"Eastern Alaska Range North of Trims Camp","state_codes_json":null,"sent_at":"2026-07-31T13:04:00-08:00","effective_at":"2026-07-31T13:04:00-08:00","expires_at":"2026-08-01T16:00:00-08:00","ends_at":"2026-08-05T04:00:00-08:00","headline":"High Wind Watch issued July 31 at 1:04PM AKDT until August 5 at 4:00AM AKDT by NWS Fairbanks AK","sender_name":"NWS Fairbanks AK"},{"alert_id":"urn:oid:2.49.0.1.840.0.4fa11207a660aacb2bd426b750499127e9c7d985.001.1","event":"Fire Weather Watch","severity":"Severe","certainty":"Possible","urgency":"Future","area_desc":"Color Country West Desert; Mojave Desert","state_codes_json":null,"sent_at":"2026-07-31T12:50:00-06:00","effective_at":"2026-07-31T12:50:00-06:00","expires_at":"2026-08-01T04:00:00-06:00","ends_at":"2026-08-02T22:00:00-06:00","headline":"Fire Weather Watch issued July 31 at 12:50PM MDT until August 2 at 10:00PM MDT by NWS Salt Lake City UT","sender_name":"NWS Salt Lake City UT"},{"alert_id":"urn:oid:2.49.0.1.840.0.13722967e200844507f0e75ff3dbabf44a7267df.001.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Arches/Grand Flat; Canyonlands/Natural Bridges","state_codes_json":null,"sent_at":"2026-07-31T12:41:00-06:00","effective_at":"2026-07-31T12:41:00-06:00","expires_at":"2026-08-01T00:15:00-06:00","ends_at":"2026-08-03T21:00:00-06:00","headline":"Extreme Heat Warning issued July 31 at 12:41PM MDT until August 3 at 9:00PM MDT by NWS Grand Junction CO","sender_name":"NWS Grand Junction CO"},{"alert_id":"urn:oid:2.49.0.1.840.0.cebf392ebfbf2700f8fd3b64ebc4722084cd5048.002.2","event":"Red Flag Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Central Canyonlands; Northwestern Vale BLM; Baker Valley","state_codes_json":null,"sent_at":"2026-07-31T12:39:00-06:00","effective_at":"2026-07-31T12:39:00-06:00","expires_at":"2026-08-01T21:00:00-06:00","ends_at":"2026-08-01T21:00:00-06:00","headline":"Red Flag Warning issued July 31 at 12:39PM MDT until August 1 at 9:00PM MDT by NWS Boise ID","sender_name":"NWS Boise ID"},{"alert_id":"urn:oid:2.49.0.1.840.0.cebf392ebfbf2700f8fd3b64ebc4722084cd5048.003.2","event":"Red Flag Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Eastern Payette National Forest","state_codes_json":null,"sent_at":"2026-07-31T12:39:00-06:00","effective_at":"2026-07-31T12:39:00-06:00","expires_at":"2026-08-01T21:00:00-06:00","ends_at":"2026-08-01T21:00:00-06:00","headline":"Red Flag Warning issued July 31 at 12:39PM MDT until August 1 at 9:00PM MDT by NWS Boise ID","sender_name":"NWS Boise ID"},{"alert_id":"urn:oid:2.49.0.1.840.0.cebf392ebfbf2700f8fd3b64ebc4722084cd5048.004.1","event":"Red Flag Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Northern Boise BLM","state_codes_json":null,"sent_at":"2026-07-31T12:39:00-06:00","effective_at":"2026-07-31T12:39:00-06:00","expires_at":"2026-08-01T21:00:00-06:00","ends_at":"2026-08-01T21:00:00-06:00","headline":"Red Flag Warning issued July 31 at 12:39PM MDT until August 1 at 9:00PM MDT by NWS Boise ID","sender_name":"NWS Boise ID"},{"alert_id":"urn:oid:2.49.0.1.840.0.cebf392ebfbf2700f8fd3b64ebc4722084cd5048.001.2","event":"Red Flag Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Owyhee Mountains; Burns BLM; Steens Mountain; Southern Grasslands","state_codes_json":null,"sent_at":"2026-07-31T12:39:00-06:00","effective_at":"2026-07-31T12:39:00-06:00","expires_at":"2026-08-01T21:00:00-06:00","ends_at":"2026-08-01T21:00:00-06:00","headline":"Red Flag Warning issued July 31 at 12:39PM MDT until August 1 at 9:00PM MDT by NWS Boise ID","sender_name":"NWS Boise ID"},{"alert_id":"urn:oid:2.49.0.1.840.0.b70d6967b6aaf431db6cbdf4377d206502bf89db.001.2","event":"Red Flag Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Upper Snake River Valley/Idaho Falls BLM; Sawtooth Range/Northern Sawtooth NF; Middle Snake River Valley/Twin Falls BLM north of the Snake River; East Salmon River Mountains/Salmon NF; Lemhi and Lost River Range/Challis NF","state_codes_json":null,"sent_at":"2026-07-31T12:29:00-06:00","effective_at":"2026-07-31T12:29:00-06:00","expires_at":"2026-08-01T06:00:00-06:00","ends_at":"2026-08-02T21:00:00-06:00","headline":"Red Flag Warning issued July 31 at 12:29PM MDT until August 2 at 9:00PM MDT by NWS Pocatello ID","sender_name":"NWS Pocatello ID"},{"alert_id":"urn:oid:2.49.0.1.840.0.603dd24a8848b422a07aa8ec48622f1e47b9113c.001.2","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Musselshell; Treasure; Northern Rosebud; Custer; Fallon; Northern Stillwater; Powder River; Carter; Northern Park; Golden Valley; Red Lodge Foothills; Northern Big Horn; Southern Rosebud; Judith Gap; Paradise Valley; Livingston Area; Beartooth Foothills; Southern Big Horn; Southeastern Carbon; Northern Sweet Grass; Bighorn Canyon; Northern Carbon; Melville Foothills; Northeastern Yellowstone; Southern Wheatland; Southwestern Yellowstone; Sheridan Foothills","state_codes_json":null,"sent_at":"2026-07-31T12:29:00-06:00","effective_at":"2026-07-31T12:29:00-06:00","expires_at":"2026-08-01T12:30:00-06:00","ends_at":"2026-08-02T00:00:00-06:00","headline":"Extreme Heat Warning issued July 31 at 12:29PM MDT until August 2 at 12:00AM MDT by NWS Billings MT","sender_name":"NWS Billings MT"},{"alert_id":"urn:oid:2.49.0.1.840.0.a52ba096548e144ea8cbde6ae2269ecb536bb94e.001.1","event":"Flood Watch","severity":"Severe","certainty":"Possible","urgency":"Future","area_desc":"South Central Mountains","state_codes_json":null,"sent_at":"2026-07-31T12:26:00-06:00","effective_at":"2026-07-31T12:26:00-06:00","expires_at":"2026-08-01T00:00:00-06:00","ends_at":"2026-08-02T00:00:00-06:00","headline":"Flood Watch issued July 31 at 12:26PM MDT until August 2 at 12:00AM MDT by NWS Albuquerque NM","sender_name":"NWS Albuquerque NM"},{"alert_id":"urn:oid:2.49.0.1.840.0.231be979847b4effc4c7efa52af538e022a1e6b1.002.2","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Cascade County below 5000ft; Judith Basin County and Judith Gap","state_codes_json":null,"sent_at":"2026-07-31T12:06:00-06:00","effective_at":"2026-07-31T12:06:00-06:00","expires_at":"2026-08-01T06:15:00-06:00","ends_at":"2026-08-02T03:00:00-06:00","headline":"Extreme Heat Warning issued July 31 at 12:06PM MDT until August 2 at 3:00AM MDT by NWS Great Falls MT","sender_name":"NWS Great Falls MT"},{"alert_id":"urn:oid:2.49.0.1.840.0.231be979847b4effc4c7efa52af538e022a1e6b1.003.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Madison River Valley; Gallatin Valley","state_codes_json":null,"sent_at":"2026-07-31T12:06:00-06:00","effective_at":"2026-07-31T12:06:00-06:00","expires_at":"2026-08-01T06:15:00-06:00","ends_at":"2026-08-02T03:00:00-06:00","headline":"Extreme Heat Warning issued July 31 at 12:06PM MDT until August 2 at 3:00AM MDT by NWS Great Falls MT","sender_name":"NWS Great Falls MT"},{"alert_id":"urn:oid:2.49.0.1.840.0.231be979847b4effc4c7efa52af538e022a1e6b1.001.2","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Western and Central Chouteau County; Bears Paw Mountains and Southern Blaine; Fergus County below 4500ft","state_codes_json":null,"sent_at":"2026-07-31T12:06:00-06:00","effective_at":"2026-07-31T12:06:00-06:00","expires_at":"2026-08-01T06:15:00-06:00","ends_at":"2026-08-02T12:00:00-06:00","headline":"Extreme Heat Warning issued July 31 at 12:06PM MDT until August 2 at 12:00PM MDT by NWS Great Falls MT","sender_name":"NWS Great Falls MT"},{"alert_id":"urn:oid:2.49.0.1.840.0.231be979847b4effc4c7efa52af538e022a1e6b1.004.2","event":"High Wind Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Eastern Glacier, Western Toole, and Central Pondera","state_codes_json":null,"sent_at":"2026-07-31T12:06:00-06:00","effective_at":"2026-07-31T12:06:00-06:00","expires_at":"2026-08-01T06:15:00-06:00","ends_at":"2026-08-02T12:00:00-06:00","headline":"High Wind Warning issued July 31 at 12:06PM MDT until August 2 at 12:00PM MDT by NWS Great Falls MT","sender_name":"NWS Great Falls MT"},{"alert_id":"urn:oid:2.49.0.1.840.0.231be979847b4effc4c7efa52af538e022a1e6b1.005.2","event":"High Wind Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"East Glacier Park Region; 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Central and Southern Valley; Petroleum; Garfield","state_codes_json":null,"sent_at":"2026-07-31T11:20:00-06:00","effective_at":"2026-07-31T11:20:00-06:00","expires_at":"2026-08-01T03:15:00-06:00","ends_at":"2026-08-02T12:00:00-06:00","headline":"Extreme Heat Warning issued July 31 at 11:20AM MDT until August 2 at 12:00PM MDT by NWS Glasgow MT","sender_name":"NWS Glasgow MT"},{"alert_id":"urn:oid:2.49.0.1.840.0.deecf53f468035fda8987ca615e46a5960f087f7.002.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Cuyama Valley; Santa Clarita Valley; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains; Ventura County Inland Coast; Lake Casitas; Ojai Valley; Central Ventura County Valleys; Los Angeles County Inland Coast including Downtown Los Angeles; Western Santa Monica Mountains Recreational Area; 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Eastern Antelope Valley Foothills; Antelope Valley","state_codes_json":null,"sent_at":"2026-07-31T10:24:00-07:00","effective_at":"2026-07-31T10:24:00-07:00","expires_at":"2026-08-02T20:00:00-07:00","ends_at":"2026-08-02T20:00:00-07:00","headline":"Extreme Heat Warning issued July 31 at 10:24AM PDT until August 2 at 8:00PM PDT by NWS Los Angeles/Oxnard CA","sender_name":"NWS Los Angeles/Oxnard CA"},{"alert_id":"urn:oid:2.49.0.1.840.0.7065de433df370f929edc9cd8440a507031afea4.001.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Lower Washington County; Zion National Park; South Central Utah; Capitol Reef National Park and Vicinity; Western Canyonlands; Glen Canyon Recreation Area/Lake Powell","state_codes_json":null,"sent_at":"2026-07-31T10:23:00-06:00","effective_at":"2026-07-31T10:23:00-06:00","expires_at":"2026-08-01T01:30:00-06:00","ends_at":"2026-08-02T21:00:00-06:00","headline":"Extreme Heat Warning issued July 31 at 10:23AM MDT until August 2 at 9:00PM MDT by NWS Salt Lake City UT","sender_name":"NWS Salt Lake City UT"},{"alert_id":"urn:oid:2.49.0.1.840.0.7065de433df370f929edc9cd8440a507031afea4.002.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Tooele and Rush Valleys; Northern Wasatch Front; Salt Lake Valley; Utah Valley","state_codes_json":null,"sent_at":"2026-07-31T10:23:00-06:00","effective_at":"2026-07-31T10:23:00-06:00","expires_at":"2026-08-01T01:30:00-06:00","ends_at":"2026-08-02T21:00:00-06:00","headline":"Extreme Heat Warning issued July 31 at 10:23AM MDT until August 2 at 9:00PM MDT by NWS Salt Lake City UT","sender_name":"NWS Salt Lake City UT"},{"alert_id":"urn:oid:2.49.0.1.840.0.3b8c253c23bb1cff84296d596892c216e5699056.001.1","event":"Fire Weather Watch","severity":"Severe","certainty":"Possible","urgency":"Future","area_desc":"Lincoln and Uinta Counties/Lower Elevations; Upper Green River Basin/Rock Springs BLM; Sweetwater County/Rock Springs BLM/Flaming Gorge NRA; Granite/Green/Ferris/Rattlesnake Mountains","state_codes_json":null,"sent_at":"2026-07-31T09:54:00-06:00","effective_at":"2026-07-31T09:54:00-06:00","expires_at":"2026-08-01T07:00:00-06:00","ends_at":"2026-08-03T21:00:00-06:00","headline":"Fire Weather Watch issued July 31 at 9:54AM MDT until August 3 at 9:00PM MDT by NWS Riverton WY","sender_name":"NWS Riverton WY"},{"alert_id":"urn:oid:2.49.0.1.840.0.3b8c253c23bb1cff84296d596892c216e5699056.002.1","event":"Fire Weather Watch","severity":"Severe","certainty":"Possible","urgency":"Future","area_desc":"North Bighorn Basin/Worland BLM; Cody Foothills; South Bighorn Basin/Worland BLM; Upper Wind River Basin/Wind River Basin; South Bighorn Mountains","state_codes_json":null,"sent_at":"2026-07-31T09:54:00-06:00","effective_at":"2026-07-31T09:54:00-06:00","expires_at":"2026-08-01T07:00:00-06:00","ends_at":"2026-08-02T21:00:00-06:00","headline":"Fire Weather Watch issued July 31 at 9:54AM MDT until August 2 at 9:00PM MDT by NWS Riverton WY","sender_name":"NWS Riverton WY"},{"alert_id":"urn:oid:2.49.0.1.840.0.d778ce6b0dea61917566e9097f6c870b3e09796b.001.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor","state_codes_json":null,"sent_at":"2026-07-29T13:17:00-07:00","effective_at":"2026-07-29T13:17:00-07:00","expires_at":"2026-08-02T20:00:00-07:00","ends_at":"2026-08-02T20:00:00-07:00","headline":"Extreme Heat Warning issued July 29 at 1:17PM PDT until August 2 at 8:00PM PDT by NWS Los Angeles/Oxnard CA","sender_name":"NWS Los Angeles/Oxnard CA"},{"alert_id":"urn:oid:2.49.0.1.840.0.d778ce6b0dea61917566e9097f6c870b3e09796b.002.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Western Antelope Valley Foothills; Eastern Antelope Valley Foothills; Antelope Valley","state_codes_json":null,"sent_at":"2026-07-29T13:17:00-07:00","effective_at":"2026-07-29T13:17:00-07:00","expires_at":"2026-08-02T20:00:00-07:00","ends_at":"2026-08-02T20:00:00-07:00","headline":"Extreme Heat Warning issued July 29 at 1:17PM PDT until August 2 at 8:00PM PDT by NWS Los Angeles/Oxnard CA","sender_name":"NWS Los Angeles/Oxnard CA"},{"alert_id":"urn:oid:2.49.0.1.840.0.d778ce6b0dea61917566e9097f6c870b3e09796b.003.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Cuyama Valley; Santa Clarita Valley; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains; Ventura County Inland Coast; Lake Casitas; Ojai Valley; Central Ventura County Valleys; Los Angeles County Inland Coast including Downtown Los Angeles; Western Santa Monica Mountains Recreational Area; 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Santa Barbara County Interior Mountains; Ventura County Inland Coast; Lake Casitas; Ojai Valley; Central Ventura County Valleys; Los Angeles County Inland Coast including Downtown Los Angeles; Western Santa Monica Mountains Recreational Area; Eastern Santa Monica Mountains Recreational Area; Calabasas and Agoura Hills; Western San Fernando Valley; Eastern San Fernando Valley; Southeastern Ventura County Valleys; Santa Susana Mountains; Southern Ventura County Mountains; Los Angeles County San Gabriel Valley","state_codes_json":null,"sent_at":"2026-07-28T09:57:00-07:00","effective_at":"2026-07-28T09:57:00-07:00","expires_at":"2026-08-02T20:00:00-07:00","ends_at":"2026-08-02T20:00:00-07:00","headline":"Extreme Heat Warning issued July 28 at 9:57AM PDT until August 2 at 8:00PM PDT by NWS Los Angeles/Oxnard CA","sender_name":"NWS Los Angeles/Oxnard CA"},{"alert_id":"urn:oid:2.49.0.1.840.0.21caa3d8c38db327daffc98bbd2a4518d2fc3f20.001.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor","state_codes_json":null,"sent_at":"2026-07-28T09:57:00-07:00","effective_at":"2026-07-28T09:57:00-07:00","expires_at":"2026-08-02T20:00:00-07:00","ends_at":"2026-08-02T20:00:00-07:00","headline":"Extreme Heat Warning issued July 28 at 9:57AM PDT until August 2 at 8:00PM PDT by NWS Los Angeles/Oxnard CA","sender_name":"NWS Los Angeles/Oxnard CA"},{"alert_id":"urn:oid:2.49.0.1.840.0.21caa3d8c38db327daffc98bbd2a4518d2fc3f20.002.1","event":"Extreme Heat Warning","severity":"Severe","certainty":"Likely","urgency":"Expected","area_desc":"Western Antelope Valley Foothills; Eastern Antelope Valley Foothills; Antelope Valley","state_codes_json":null,"sent_at":"2026-07-28T09:57:00-07:00","effective_at":"2026-07-28T09:57:00-07:00","expires_at":"2026-08-02T20:00:00-07:00","ends_at":"2026-08-02T20:00:00-07:00","headline":"Extreme Heat Warning issued July 28 at 9:57AM PDT until August 2 at 8:00PM PDT by NWS Los Angeles/Oxnard CA","sender_name":"NWS Los Angeles/Oxnard CA"}]}