521 WGUS55 KBOU 132200 FFWBOU COC035-059-140100- /O.NEW.KBOU.FF.W.0017.260813T2200Z-260814T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Denver CO 400 PM MDT Thu Aug 13 2026 The National Weather Service in Denver has issued a * Flash Flood Warning for... East Central Jefferson County in central Colorado... Northwestern Douglas County in northeastern Colorado... * Until 700 PM MDT. * At 400 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have 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...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, gulches, roads, and poor drainage and low-lying areas. * Some locations that will experience flash flooding include... South Platte, Buffalo Creek and Foxton. This includes the following streams and drainages... Last Resort Creek, Buffalo Creek, North Fork South Platte River, Willow Creek, Bear Creek, Pine Creek, Spring Creek, West Bear Creek, Indian Creek, South Platte River, Long Gulch and Shinglemill Creek. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to higher ground now. Act quickly to protect your life. Excessive runoff from this storm will cause flash flooding of small creeks and streams, country roads, farmland along creeks, and other low lying areas. && LAT...LON 3936 10517 3935 10528 3941 10529 3944 10524 3946 10511 3937 10508 FLASH FLOOD...RADAR INDICATED $$ 09 516 WGUS55 KFGZ 132200 FFWFGZ AZC005-140100- /O.NEW.KFGZ.FF.W.0121.260813T2200Z-260814T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Flagstaff AZ 300 PM MST Thu Aug 13 2026 The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... The Paria River in... Coconino County in north central Arizona... * Until 600 PM MST /700 PM MDT/. * At 300 PM MST /400 PM MDT/, Doppler radar indicated thunderstorms producing heavy rain over the Paria River. Between 0.5 and 1.5 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding in and around the Paria River. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of areas in and around the Paria River. * Some locations that will experience flash flooding include... Vermilion Cliffs National Monument and Lees Ferry. This includes the Colorado River near mile marker 0. This includes the following recreation areas and campgrounds... Lees Ferry Camp Site. This includes the following creeks, washes and rivers... Colorado River and Paria River. PRECAUTIONARY/PREPAREDNESS ACTIONS... Get out of the Paria River slot canyon! Flood waters will flow down the Paria River, reaching the confluence with the Colorado River at Lees Ferry around 8-10 HOURS from initial issuance. && LAT...LON 3686 11157 3685 11159 3690 11166 3693 11172 3696 11180 3697 11186 3700 11188 3700 11170 3694 11166 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ Bernhart 016 WGUS54 KMAF 132204 FFWMAF TXC115-165-140100- /O.NEW.KMAF.FF.W.0169.260813T2204Z-260814T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Midland/Odessa TX 504 PM CDT Thu Aug 13 2026 The National Weather Service in Midland/Odessa has issued a * Flash Flood Warning for... Western Dawson County in western Texas... Gaines County in western Texas... * Until 800 PM CDT. * At 504 PM CDT, 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 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Seminole, Seagraves, Seagraves Airport, Gaines County Airport, Welch, McKenzie Lake, Loop, Gaines County Park, Paynes Corner, Punkin Center and Patricia. 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. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && LAT...LON 3252 10287 3296 10285 3296 10199 3253 10198 3252 10260 FLASH FLOOD...RADAR INDICATED $$ 95 406 WGUS55 KLKN 132208 FFWLKN NVC015-140015- /O.EXT.KLKN.FF.W.0002.000000T0000Z-260814T0015Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Elko NV 308 PM PDT Thu Aug 13 2026 The National Weather Service in Elko has extended the * Flash Flood Warning for... The New Pass burn scar in... Southwestern Lander County in north central Nevada... * Until 515 PM PDT. * At 308 PM PDT, Doppler radar indicated thunderstorms producing heavy rain over the New Pass Burn Scar. Between 0.4 and 0.5 inches of rain has fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1.5 to 2.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. Excessive rainfall over the burn scar will result in debris flow. The debris flow can consist of rock, mud, vegetation, and other loose materials. HAZARD...Flash flooding caused by thunderstorms in and around the New Pass Burn Scar. SOURCE...Radar. IMPACT...Flooding of areas in and around the New Pass Burn Scar. * Some locations that will experience flash flooding include... mainly rural areas of Southwestern Lander County PRECAUTIONARY/PREPAREDNESS ACTIONS... Move away from recently burned areas. Life-threatening flooding of creeks, roads and normally dry arroyos is likely. The heavy rains will likely trigger rockslides, mudslides, and debris flows in steep terrain, especially in and around these areas. && LAT...LON 3974 11749 3972 11745 3971 11748 3969 11746 3969 11743 3968 11743 3968 11746 3963 11743 3966 11741 3966 11737 3962 11737 3960 11739 3961 11742 3957 11743 3958 11746 3957 11748 3963 11747 3963 11745 3965 11745 3964 11748 FLASH FLOOD...RADAR INDICATED EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR $$ 97 243 WGUS54 KMRX 132209 FFWMRX TNC029-063-089-140100- /O.NEW.KMRX.FF.W.0067.260813T2209Z-260814T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Morristown TN 609 PM EDT Thu Aug 13 2026 The National Weather Service in Morristown has issued a * Flash Flood Warning for... Northwestern Cocke County in east Tennessee... Southern Hamblen County in east Tennessee... East Central Jefferson County in east Tennessee... * Until 900 PM EDT. * At 609 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 2.5 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Newport, Dandridge, White Pine, Baneberry and Bybee. This includes the following highways... Interstate 81 in Tennessee between mile markers 1 and 5. Interstate 40 in Tennessee between mile markers 418 and 436. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 3598 8338 3604 8345 3610 8339 3612 8333 3614 8324 3608 8315 3601 8311 3596 8313 3593 8321 3595 8329 FLASH FLOOD...RADAR INDICATED $$ 585 WGUS55 KVEF 132212 FFWVEF NVC003-017-140100- /O.NEW.KVEF.FF.W.0028.260813T2212Z-260814T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Las Vegas NV 312 PM PDT Thu Aug 13 2026 The National Weather Service in Las Vegas has issued a * Flash Flood Warning for... South Central Lincoln County in south central Nevada... North Central Clark County in southern Nevada... * Until 600 PM PDT. * At 312 PM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 4 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Coyote Springs and Sr 168 Mile Marker 21. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 3685 11523 3697 11526 3711 11513 3701 11496 3675 11485 3670 11514 3674 11521 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ CM 026 WGUS54 KMRX 132216 FFWMRX TNC029-140100- /O.NEW.KMRX.FF.W.0068.260813T2216Z-260814T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Morristown TN 616 PM EDT Thu Aug 13 2026 The National Weather Service in Morristown has issued a * Flash Flood Warning for... Central Cocke County in east Tennessee... * Until 900 PM EDT. * At 616 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 1.5 inches of rain have fallen. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Parrottsville, Del Rio, Round Mountain and Hartford. This includes Interstate 40 in Tennessee between mile markers 436 and 440...and between mile markers 447 and 451. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 3594 8321 3597 8313 3601 8312 3604 8301 3594 8290 3593 8290 3593 8292 3589 8290 3588 8291 3588 8290 3587 8292 3584 8292 3584 8293 3579 8296 3577 8300 3579 8303 3579 8308 3577 8311 3584 8317 FLASH FLOOD...RADAR INDICATED $$ 555 WGUS55 KFGZ 132217 FFWFGZ AZC005-140130- /O.EXT.KFGZ.FF.W.0120.000000T0000Z-260814T0130Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Flagstaff AZ 317 PM MST Thu Aug 13 2026 The National Weather Service in Flagstaff has extended the * Flash Flood Warning for... The Havasu Creek basin in... Coconino County in north central Arizona... * Until 630 PM MST. * At 317 PM MST, Doppler radar indicated thunderstorms producing heavy rain over the Havasu Creek basin. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding in and around the Havasu Creek basin. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of areas in and around the Havasu Creek basin. * Some locations that will experience flash flooding include... Little Navajo Falls, Mooney Falls, Beaver Falls, Havasupai Reservation, Supai and Hualapai Hilltop. This includes the Colorado River between river miles 156 and 158. This includes the following swimming holes... All swimming holes on Havasu Creek near Supai. This includes the following creeks, washes and rivers... Little Coyote Canyon, Sinyella Canyon, Colorado River, National Canyon, Havasu Creek and Matkatamiba Canyon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Campers and hikers should hustle to higher ground immediately! Stay away from creeks and washes! Foot bridges will be washed out in Supai Campground. Some campsites will be flooded. Campers may be stranded in portions of the campground. Low water crossings will become dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. Get out of washes and creeks if you are camping or hiking! Flooding is occurring or imminent and will inundate creeks and washes. && LAT...LON 3631 11273 3630 11267 3626 11258 3615 11262 3615 11269 3613 11269 3609 11273 3609 11289 3620 11278 3627 11278 3630 11279 3630 11277 3631 11276 3632 11276 3633 11275 3632 11274 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ Bernhart 417 WGUS55 KBOU 132221 FFWBOU COC005-031-140115- /O.NEW.KBOU.FF.W.0018.260813T2221Z-260814T0115Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Denver CO 421 PM MDT Thu Aug 13 2026 The National Weather Service in Denver has issued a * Flash Flood Warning for... Western Arapahoe County in northeastern Colorado... Southeastern Denver County in northeastern Colorado... * Until 715 PM MDT. * At 421 PM MDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. Additional rainfall amounts of 0.5 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, gulches, roads, and poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Southwestern Aurora, eastern Centennial, Greenwood Village, Foxfield and Cherry Creek Reservoir. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Excessive runoff from this storm will cause flash flooding of small creeks and streams, highways, streets, underpasses, drainage areas and other low lying spots. && LAT...LON 3962 10491 3967 10491 3967 10471 3957 10475 3957 10490 PARTITION...408005 FLASH FLOOD...RADAR AND GAUGE INDICATED $$ 09 269 WGUS56 KSEW 132237 FFWSEW WAC045-140030- /O.NEW.KSEW.FF.W.0001.260813T2237Z-260814T0030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Seattle WA 337 PM PDT Thu Aug 13 2026 The National Weather Service in Seattle has issued a * Flash Flood Warning for... The Bear Gulch burn scar in... Northwestern Mason County in northwestern Washington... * Until 530 PM PDT. * At 337 PM PDT, Doppler radar indicated thunderstorms producing heavy rain over the Bear Gulch Burn Scar. Flash flooding is ongoing or expected to begin shortly. Excessive rainfall over the burn scar will result in debris flow moving through the Bear Gulch burn scar. The debris flow can consist of rock, mud, vegetation and other loose materials. HAZARD...Flash flooding caused by thunderstorms in and around the Bear Gulch Burn Scar. SOURCE...Radar indicated. IMPACT...Flooding of areas in and around the Bear Gulch Burn Scar. * North Fork Skokomish River headwaters PRECAUTIONARY/PREPAREDNESS ACTIONS... This is a life threatening situation. Heavy rainfall will cause extensive and severe flash flooding of creeks...streams...and ditches in the Bear Gulch Burn Scar. Severe debris flows can also be anticipated across roads. Roads and driveways may be washed away in places. If you encounter flood waters...climb to safety. && LAT...LON 4752 12344 4757 12343 4760 12339 4760 12338 4761 12338 4761 12337 4761 12333 4756 12335 4755 12333 4757 12328 4749 12328 4749 12332 FLASH FLOOD...RADAR INDICATED $$ mgf