235 WGUS55 KBOI 160102 FFWBOI IDC015-160300- /O.NEW.KBOI.FF.W.0010.260816T0102Z-260816T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Boise ID 702 PM MDT Sat Aug 15 2026 The National Weather Service in Boise has issued a * Flash Flood Warning for... The Wapiti Fire burn scar in... Northeastern Boise County in southwestern Idaho... * Until 900 PM MDT. * At 702 PM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Wapiti Fire Burn Scar. Up to 0.2 inches of rain have fallen. The expected rainfall rate is 0.5 to 1 inch in 1 hour. Additional rainfall amounts of 0.5 to 1 inch 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 Wapiti Fire Burn Scar. SOURCE...Radar indicated. IMPACT...Flooding of areas in and around the Wapiti Fire Burn Scar. * Some locations that will experience flash flooding include... Grandjean. 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 Wapiti Fire 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. Move away from recently burned areas. Life-threatening flooding of creeks, roads and normally dry washes is likely. The heavy rains will likely trigger rockslides, mudslides and debris flows in steep terrain, especially in and around these areas. && LAT...LON 4411 11504 4407 11509 4410 11518 4410 11523 4409 11522 4409 11523 4418 11532 4422 11534 4430 11532 4431 11525 4429 11524 4431 11524 4431 11522 4428 11520 4430 11518 4425 11516 4424 11517 4421 11516 4420 11517 4419 11513 FLASH FLOOD...RADAR INDICATED EXPECTED RAINFALL RATE...0.5-1 INCH IN 1 HOUR $$ LC 490 WGUS55 KBOU 160109 FFWBOU COC073-160415- /O.NEW.KBOU.FF.W.0032.260816T0109Z-260816T0415Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Denver CO 709 PM MDT Sat Aug 15 2026 The National Weather Service in Denver has issued a * Flash Flood Warning for... Southeastern Lincoln County in east central Colorado... * Until 1015 PM MDT. * At 709 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2.5 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, gulches, roads, and poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Mainly rural areas of Southeastern Lincoln County east of Karval. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to higher ground now. Act quickly to protect your life. Excessive runoff from this storm will cause flash flooding of small creeks and streams, country roads, farmland along creeks, and other low lying areas. && LAT...LON 3879 10351 3880 10321 3865 10318 3868 10344 3871 10347 FLASH FLOOD...RADAR INDICATED $$ 20 406 WGHW50 PHFO 160149 FFWHFO HIC001-160500- /O.EXT.PHFO.FF.W.0041.000000T0000Z-260816T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Honolulu HI 349 PM HST Sat Aug 15 2026 The National Weather Service in Honolulu has extended the * Flash Flood Warning for... The island of Hawaii in Hawaii County * Until 700 PM HST. * At 349 PM HST, Doppler radar indicated moderate to heavy rain bands from Hurricane Lala continuing to move onshore across windward and southeast Big Island. Additional heavy rain bands are anticipated over the next few hours, especially across the Kau and Puna Districts. Radar and automated rain gauges are indicating rainfall rates of 1 to 2.5 inches per hour. Elevated flow was still observed in Honolii Stream, Wailuku River, and Paauau Gulch. County emergency management officials have reported numerous road closures due to flooding in the South Hilo, Puna, and Kau Districts. Flash flooding is ongoing within the warned area. HAZARD...Flash flooding caused by heavy rain. 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... Hilo, Hawaiian Paradise Park, Kapaau, Honokaa, Volcano, Glenwood, Mountain View, Hawaii Volcanoes National Park, Wood Valley, Hawaiian Acres Keaau, and Pahala. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 2027 15590 2030 15585 2000 15520 1987 15506 1977 15506 1976 15499 1965 15496 1952 15478 1932 15497 1923 15529 1911 15549 1895 15556 1888 15566 1888 15567 1903 15590 1947 15549 1959 15545 1988 15549 2010 15590 FLASH FLOOD...RADAR INDICATED $$ TS