274 WUUS55 KVEF 311613 SVRVEF AZC015-311645- /O.NEW.KVEF.SV.W.0056.260831T1613Z-260831T1645Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Las Vegas NV 913 AM PDT Mon Aug 31 2026 The National Weather Service in Las Vegas has issued a * Severe Thunderstorm Warning for... Central Mohave County in northwestern Arizona... * Until 945 AM MST. * At 913 AM MST, a severe thunderstorm was located 14 miles south of Diamond M Ranch, or 30 miles northeast of Wikieup, moving northeast at 20 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Diamond M Ranch and State Route 40 near Fort Rock. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. && LAT...LON 3498 11337 3509 11357 3538 11333 3501 11333 TIME...MOT...LOC 1612Z 218DEG 16KT 3510 11341 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ JCS  497 WUUS55 KFGZ 311616 SVRFGZ AZC025-311645- /O.NEW.KFGZ.SV.W.0105.260831T1616Z-260831T1645Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Flagstaff AZ 916 AM MST Mon Aug 31 2026 The National Weather Service in Flagstaff has issued a * Severe Thunderstorm Warning for... Yavapai County in west central Arizona... * Until 945 AM MST. * At 916 AM MST, a severe thunderstorm was located 15 miles northwest of Mohon Peak, or 60 miles northwest of Chino Valley, moving north at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Mainly rural areas of Yavapai County. This includes Interstate 40 between mile markers 94 and 101. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. && LAT...LON 3501 11333 3538 11333 3529 11318 TIME...MOT...LOC 1616Z 199DEG 16KT 3514 11340 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Schank  617 WGUS55 KSLC 311619 FFWSLC UTC017-055-311915- /O.NEW.KSLC.FF.W.0104.260831T1619Z-260831T1915Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Salt Lake City UT 1019 AM MDT Mon Aug 31 2026 The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... North Central Garfield County in southern Utah... South Central Wayne County in southern Utah... * Until 115 PM MDT. * At 1019 AM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. The expected rainfall rate is 0.5 to 1 inch in 45 minutes. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Capitol Reef National Park including the Scenic Drive, Capitol Gorge, Grand Wash, Sulphur Creek, Pleasant Creek and all other dry washes, creeks, and slot canyons in the area. 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. && LAT...LON 3815 11125 3832 11140 3839 11111 3802 11083 3794 11122 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE EXPECTED RAINFALL RATE...0.5-1 INCH IN 45 MINUTES $$ CRK  747 WWUS55 KVEF 311624 SVSVEF Severe Weather Statement National Weather Service Las Vegas NV 924 AM PDT Mon Aug 31 2026 AZC015-311645- /O.CON.KVEF.SV.W.0056.000000T0000Z-260831T1645Z/ Mohave AZ- 924 AM MST Mon Aug 31 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 AM MST FOR CENTRAL MOHAVE COUNTY... At 924 AM MST, a severe thunderstorm was located 11 miles south of Diamond M Ranch, or 33 miles northeast of Wikieup, moving northeast at 20 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Diamond M Ranch and Interstate 40 near Fort Rock. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. && LAT...LON 3498 11337 3509 11357 3538 11333 3501 11333 TIME...MOT...LOC 1613Z 218DEG 16KT 3510 11341 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ JCS  724 WGUS75 KSLC 311624 FFSSLC Flash Flood Statement National Weather Service Salt Lake City UT 1024 AM MDT Mon Aug 31 2026 UTC025-311634- /O.EXP.KSLC.FF.W.0102.000000T0000Z-260831T1630Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Kane UT- 1024 AM MDT Mon Aug 31 2026 ...FLASH FLOOD WARNING WILL EXPIRE AT 1030 AM MDT THIS MORNING FOR SOUTHERN KANE COUNTY... Flood waters will continue to recede across the Paria Canyon and Buckskin Gulch areas. Enhanced runoff will continue and a flood watch remains in effect. Continue to avoid entering Buckskin Gulch, Wire Pass, and the Paria Canyon area until at least tonight as residual flows will remain quite elevated. A Flood Watch remains in effect until 900 PM MDT Monday for portions of central, southern, and southwest Utah. && LAT...LON 3700 11203 3706 11202 3708 11194 3709 11184 3706 11180 3702 11181 3700 11184 $$ CRK  793 WWUS55 KFGZ 311634 SVSFGZ Severe Weather Statement National Weather Service Flagstaff AZ 934 AM MST Mon Aug 31 2026 AZC025-311645- /O.CON.KFGZ.SV.W.0105.000000T0000Z-260831T1645Z/ Yavapai AZ- 934 AM MST Mon Aug 31 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 AM MST FOR YAVAPAI COUNTY... At 934 AM MST, a severe thunderstorm was located 19 miles north of Mohon Peak, or 60 miles northwest of Chino Valley, moving north at 20 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Mainly rural areas of Yavapai County. This includes Interstate 40 between mile markers 94 and 101. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. && LAT...LON 3501 11333 3538 11333 3529 11318 TIME...MOT...LOC 1616Z 201DEG 16KT 3515 11338 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Schank  090 WWUS55 KVEF 311634 SVSVEF Severe Weather Statement National Weather Service Las Vegas NV 934 AM PDT Mon Aug 31 2026 AZC015-311645- /O.CON.KVEF.SV.W.0056.000000T0000Z-260831T1645Z/ Mohave AZ- 934 AM MST Mon Aug 31 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 AM MST FOR CENTRAL MOHAVE COUNTY... At 934 AM MST, a severe thunderstorm was located 8 miles south of Diamond M Ranch, or 36 miles northeast of Wikieup, moving northeast at 20 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Diamond M Ranch and Interstate 40 near Fort Rock. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. && LAT...LON 3509 11343 3515 11351 3538 11333 3501 11333 TIME...MOT...LOC 1624Z 218DEG 16KT 3514 11337 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ JCS  193 WGUS75 KSLC 311634 FFSSLC Flash Flood Statement National Weather Service Salt Lake City UT 1034 AM MDT Mon Aug 31 2026 UTC017-311845- /O.CON.KSLC.FF.W.0103.000000T0000Z-260831T1845Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Garfield UT- 1034 AM MDT Mon Aug 31 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1245 PM MDT THIS AFTERNOON FOR CENTRAL GARFIELD COUNTY... At 1034 AM MDT, gauge reports indicated thunderstorms producing heavy rain across the warned area. Between 0.25 and 0.75 inches of rain have fallen. Flash flooding is already occurring. The river gauge on Pine Creek near the Escalante River indicated a 171 cfs flood wave hit the gauge around 915 AM. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Gauges reported. IMPACT...Life threatening flash flooding of normally dry washes, slot canyons, creeks, streams and rivers. Some locations that will experience flash flooding include... Escalante, Pine Creek, Death Hollow, and the Escalante River Canyon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Remain alert for flooding even in locations not receiving rain. Dry washes, streams, and rivers can become raging killer currents in a matter of minutes, even from distant rainfall. && LAT...LON 3791 11172 3777 11164 3777 11146 3793 11156 3792 11166 FLASH FLOOD...GAUGE INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ CRK  901 WWUS55 KFGZ 311643 SVSFGZ Severe Weather Statement National Weather Service Flagstaff AZ 943 AM MST Mon Aug 31 2026 AZC025-311653- /O.EXP.KFGZ.SV.W.0105.000000T0000Z-260831T1645Z/ Yavapai AZ- 943 AM MST Mon Aug 31 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 945 AM MST FOR YAVAPAI COUNTY... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning will be allowed to expire. However, small hail and gusty winds are still possible with this thunderstorm. && LAT...LON 3501 11333 3538 11333 3529 11318 TIME...MOT...LOC 1634Z 201DEG 16KT 3523 11334 $$ Schank  130 WWUS55 KVEF 311644 SVSVEF Severe Weather Statement National Weather Service Las Vegas NV 944 AM PDT Mon Aug 31 2026 AZC015-311654- /O.EXP.KVEF.SV.W.0056.000000T0000Z-260831T1645Z/ Mohave AZ- 944 AM MST Mon Aug 31 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 945 AM MST FOR CENTRAL MOHAVE COUNTY... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning will be allowed to expire. However, heavy rain is still possible with this thunderstorm. && LAT...LON 3509 11343 3515 11351 3538 11333 3501 11333 TIME...MOT...LOC 1634Z 218DEG 16KT 3518 11334 $$ JCS  694 WGUS55 KSLC 311646 FFWSLC UTC015-055-312045- /O.NEW.KSLC.FF.W.0105.260831T1646Z-260831T2045Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Salt Lake City UT 1046 AM MDT Mon Aug 31 2026 The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... Southwestern Emery County in central Utah... Northern Wayne County in southern Utah... * Until 245 PM MDT. * At 1046 AM MDT, 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 indicated. IMPACT...Life threatening flash flooding of slot canyons, normally dry washes, creeks, streams, and rivers. * Some locations that will experience flash flooding include... Goblin Valley, Little Wildhorse, Bell, Muddy Creek, Crack, Chute, Ding and Dang Canyons. 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. && LAT...LON 3850 11112 3867 11123 3875 11083 3892 11056 3885 11032 3853 11069 3847 11110 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ CRK