879 WGUS75 KSLC 050212 FFSSLC Flash Flood Statement National Weather Service Salt Lake City UT 812 PM MDT Thu Sep 4 2025 UTC025-053-050330- /O.CON.KSLC.FF.W.0026.000000T0000Z-250905T0330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Kane UT-Washington UT- 812 PM MDT Thu Sep 4 2025 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM MDT THIS EVENING FOR WEST CENTRAL KANE AND EAST CENTRAL WASHINGTON COUNTIES... At 812 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.25 and 0.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, slot canyons, and normally dry washes. Some locations that will experience flash flooding include... Zion National Park and Springdale. The Subway, the Narrows, Zion Main Canyon, and Parunuweap Canyon PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Remain alert for flooding even in locations not receiving rain. Dry washes, streams, and rivers can become raging killer currents in a matter of minutes, even from distant rainfall. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks. && LAT...LON 3737 11311 3737 11287 3720 11278 3721 11274 3716 11268 3714 11286 3718 11302 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ HM  342 WGUS55 KVEF 050219 FFWVEF CAC071-050530- /O.NEW.KVEF.FF.W.0072.250905T0219Z-250905T0530Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Las Vegas NV 719 PM PDT Thu Sep 4 2025 The National Weather Service in Las Vegas has issued a * Flash Flood Warning for... San Bernardino County in southern California... * Until 1030 PM PDT. * At 719 PM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life-threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life-threatening flash flooding of low-water crossings, creeks, normally dry washes and roads. * Some locations that will experience flash flooding include... Essex, Highway 95 and Goffs Road. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. && LAT...LON 3469 11524 3485 11536 3502 11482 3488 11472 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ MW  116 WGUS75 KPSR 050224 FFSPSR Flash Flood Statement National Weather Service Phoenix AZ 724 PM PDT Thu Sep 4 2025 CAC025-065-050234- /O.EXP.KPSR.FF.W.0035.000000T0000Z-250905T0230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Imperial CA-Riverside CA- 724 PM PDT Thu Sep 4 2025 ...FLASH FLOOD WARNING WILL EXPIRE AT 730 PM PDT THIS EVENING FOR NORTHEASTERN IMPERIAL AND RIVERSIDE COUNTIES... The heavy rain has ended. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. A Flood Watch remains in effect until 1200 AM PDT for portions of southwest Arizona and California. && LAT...LON 3349 11506 3348 11485 3345 11464 3341 11466 3342 11469 3341 11470 3340 11473 3339 11471 3336 11470 3334 11470 3332 11471 3330 11473 3329 11472 3328 11473 3324 11479 3324 11494 3333 11510 3344 11523 $$  298 WGUS55 KPSR 050227 FFWPSR AZC012-050330- /O.EXT.KPSR.FF.W.0036.000000T0000Z-250905T0330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Phoenix AZ 727 PM MST Thu Sep 4 2025 The National Weather Service in Phoenix has extended the * Flash Flood Warning for... Eastern La Paz County in west central Arizona... * Until 830 PM MST. * At 727 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts up to 0.1 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... mainly rural areas of Eastern La Paz County PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks. && LAT...LON 3413 11351 3418 11350 3419 11343 3418 11336 3417 11335 3414 11333 3411 11333 3406 11333 3401 11339 3407 11350 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$  785 WUUS55 KPSR 050230 SVRPSR AZC027-CAC025-050315- /O.NEW.KPSR.SV.W.0056.250905T0230Z-250905T0315Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Phoenix AZ 730 PM MST Thu Sep 4 2025 The National Weather Service in Phoenix has issued a * Severe Thunderstorm Warning for... West central Yuma County in southwestern Arizona... Southeastern Imperial County in southeastern California... * Until 815 PM MST/815 PM PDT/. * At 730 PM MST/730 PM PDT/, a severe thunderstorm was located near Blaisdell, or near Fortuna Foothills, moving west at 25 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Yuma, Martinez Lake, Fortuna Foothills, Blaisdell, Kinter, Andrade, Ligurta, Winterhaven, and Araby. This includes the following highways... AZ Interstate 8 between mile markers 1 and 22. CA Interstate 8 between mile markers 84 and 96. AZ Route 95 between mile markers 29 and 56. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Large hail, damaging wind, and continuous cloud to ground lightning are occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 3262 11478 3263 11478 3272 11472 3272 11485 3304 11474 3296 11411 3255 11435 TIME...MOT...LOC 0230Z 101DEG 24KT 3269 11447 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.88 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MS  183 WGUS55 KVEF 050233 FFWVEF CAC071-050400- /O.EXT.KVEF.FF.W.0070.000000T0000Z-250905T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Las Vegas NV 733 PM PDT Thu Sep 4 2025 The National Weather Service in Las Vegas has extended the * Flash Flood Warning for... San Bernardino County in southern California... * Until 900 PM PDT. * At 733 PM PDT, Heavy rain has ended, but runoff continues to pose a threat of flooding. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life-threatening flash flooding. SOURCE...Radar. IMPACT...Life-threatening flash flooding of low-water crossings, creeks, normally dry washes and roads. * Some locations that will experience flash flooding include... Highway 95 At Mile Marker 29. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. && LAT...LON 3450 11447 3434 11449 3437 11478 3450 11480 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ MW  440 WGUS75 KVEF 050236 FFSVEF Flash Flood Statement National Weather Service Las Vegas NV 736 PM PDT Thu Sep 4 2025 AZC015-050415- /O.CON.KVEF.FF.W.0071.000000T0000Z-250905T0415Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Mohave AZ- 736 PM MST Thu Sep 4 2025 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 PM MST THIS EVENING FOR SOUTHWESTERN MOHAVE COUNTY... At 736 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 1 inch of rain has fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life-threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life-threatening flash flooding of low-water crossings, creeks, normally dry washes and roads. Some locations that will experience flash flooding include... Havasu Heights and Desert Hills. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. && LAT...LON 3451 11438 3453 11438 3457 11440 3458 11442 3460 11444 3460 11442 3461 11442 3462 11444 3464 11444 3466 11446 3467 11445 3469 11446 3470 11447 3473 11426 3453 11420 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ MW  337 WUUS55 KVEF 050244 SVRVEF CAC071-050330- /O.NEW.KVEF.SV.W.0054.250905T0244Z-250905T0330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Las Vegas NV 744 PM PDT Thu Sep 4 2025 The National Weather Service in Las Vegas has issued a * Severe Thunderstorm Warning for... Central San Bernardino County in southern California... * Until 830 PM PDT. * At 743 PM PDT, a severe thunderstorm was located 9 miles northwest of Essex, or 13 miles southeast of Mitchell Caverns, and is nearly stationary. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs and trees. * Locations impacted include... Essex. This includes Interstate 40 in California between mile markers 93 and 108. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3490 11544 3493 11522 3472 11514 3469 11547 TIME...MOT...LOC 0243Z 355DEG 4KT 3485 11533 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MW  813 WGUS55 KPSR 050245 FFWPSR AZC012-027-050645- /O.NEW.KPSR.FF.W.0038.250905T0245Z-250905T0645Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Phoenix AZ 745 PM MST Thu Sep 4 2025 The National Weather Service in Phoenix has issued a * Flash Flood Warning for... West Central Yuma County in southwestern Arizona... Southwestern La Paz County in west central Arizona... * Until 1145 PM MST. * At 745 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. Additional rainfall amounts up to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Yuma, Martinez Lake, Fortuna Foothills, Kinter, Blaisdell and Ligurta. This includes the following highways... AZ Interstate 8 between mile markers 12 and 21. AZ Route 95 between mile markers 32 and 41. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Be aware of your surroundings and do not drive on flooded roads. && LAT...LON 3302 11407 3290 11413 3272 11418 3260 11437 3271 11449 3278 11453 3281 11451 3282 11449 3285 11447 3291 11446 3294 11448 3297 11447 3297 11449 3299 11450 3307 11429 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$  047 WGUS75 KPSR 050247 FFSPSR Flash Flood Statement National Weather Service Phoenix AZ 747 PM MST Thu Sep 4 2025 AZC027-050430- /O.CON.KPSR.FF.W.0037.000000T0000Z-250905T0430Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Yuma AZ- 747 PM MST Thu Sep 4 2025 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM MST THIS EVENING FOR EAST CENTRAL YUMA COUNTY... At 747 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 3 inches of rain have fallen. Additional rainfall amounts up to 0.1 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Mohawk. This includes AZ Interstate 8 between mile markers 52 and 60. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks. && LAT...LON 3261 11380 3272 11379 3276 11365 3268 11351 3258 11349 3253 11361 3254 11371 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$  757 WWUS55 KPSR 050253 SVSPSR Severe Weather Statement National Weather Service Phoenix AZ 753 PM MST Thu Sep 4 2025 AZC027-CAC025-050315- /O.CON.KPSR.SV.W.0056.000000T0000Z-250905T0315Z/ Yuma AZ-Imperial CA- 753 PM MST Thu Sep 4 2025 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM MST/815 PM PDT/ FOR WEST CENTRAL YUMA AND SOUTHEASTERN IMPERIAL COUNTIES... At 753 PM MST/753 PM PDT/, a severe thunderstorm was located near Winterhaven, or 7 miles north of Yuma, moving west at 20 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Yuma, Martinez Lake, Fortuna Foothills, Blaisdell, Kinter, Andrade, Winterhaven, and Araby. This includes the following highways... AZ Interstate 8 between mile markers 1 and 20. CA Interstate 8 between mile markers 84 and 96. AZ Route 95 between mile markers 29 and 56. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Continuous cloud to ground lightning is occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3262 11478 3263 11478 3272 11472 3272 11485 3301 11475 3297 11420 3258 11434 TIME...MOT...LOC 0253Z 099DEG 19KT 3270 11458 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.88 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MS