004 WWUS55 KCYS 172201 SQWCYS BULLETIN - IMMEDIATE BROADCAST REQUESTED Snow Squall Warning National Weather Service Cheyenne WY 301 PM MST Tue Feb 17 2026 WYC001-007-172230- /O.NEW.KCYS.SQ.W.0006.260217T2201Z-260217T2230Z/ Carbon WY-Albany WY- 301 PM MST Tue Feb 17 2026 The National Weather Service in Cheyenne has issued a * Snow Squall Warning for... East central Carbon County in south central Wyoming... Central Albany County in southeastern Wyoming... * Until 330 PM MST. * At 300 PM MST, a dangerous snow squall was located along a line extending from 9 miles east of Rock River to 6 miles northeast of North Fork Campground, moving east at 30 mph. HAZARD...Intense bursts of heavy snow. Gusty winds leading to blowing snow and visibility rapidly falling to less than one-quarter mile. Wind gusts greater than 50 mph could knock down tree limbs and blow around unsecured objects. SOURCE...Radar and webcams. IMPACT...Travel will become difficult and potentially dangerous within minutes. This includes Interstate 80 in Wyoming between mile markers 258 and 294. Locations impacted include... Rock River, Elk Mountain, Bow River Campground, McFadden, and Arlington. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow Down! Rapid changes in visibility and road conditions are expected with this dangerous snow squall. Be alert for sudden whiteout conditions. && LAT...LON 4172 10561 4131 10596 4160 10656 4184 10628 TIME...MOT...LOC 2200Z 270DEG 27KT 4171 10580 4142 10607 SNOW SQUALL...OBSERVED $$ Fuller  504 WWUS55 KCYS 172223 SQWCYS BULLETIN - IMMEDIATE BROADCAST REQUESTED Snow Squall Warning National Weather Service Cheyenne WY 323 PM MST Tue Feb 17 2026 WYC001-172330- /O.NEW.KCYS.SQ.W.0007.260217T2223Z-260217T2330Z/ Albany WY- 323 PM MST Tue Feb 17 2026 The National Weather Service in Cheyenne has issued a * Snow Squall Warning for... Southeastern Albany County in southeastern Wyoming... * Until 430 PM MST. * At 323 PM MST, a dangerous snow squall was located along a line extending from 7 miles northeast of Bosler to near Wild Horse Ranch, moving east at 45 mph. HAZARD...Intense bursts of heavy snow. Gusty winds leading to blowing snow and visibility rapidly falling to less than one-quarter mile. Wind gusts greater than 50 mph could knock down tree limbs and blow around unsecured objects. SOURCE...Radar and webcams. IMPACT...Travel will become difficult and potentially dangerous within minutes. This includes Interstate 80 in Wyoming between mile markers 293 and 337. Locations impacted include... Laramie, West Laramie, Antelope Buttes, Nine Mile, Rogers Canyon, Boulder Ridge, Bosler, Tie Siding, Pumpkin Vine, Vedauwoo Campground, North Crow Campground, Ames Monument, Laramie Regional Airport, The Buttes, Hutton Lake, Yellow Pine Campground, Tie City Campground, Vedauwoo, Harmony, and University Of Wyoming War Memorial Stadium. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow Down! Rapid changes in visibility and road conditions are expected with this dangerous snow squall. Be alert for sudden whiteout conditions. && LAT...LON 4100 10597 4131 10600 4173 10565 4177 10527 4138 10528 4100 10527 TIME...MOT...LOC 2223Z 268DEG 38KT 4168 10561 4135 10592 SNOW SQUALL...OBSERVED $$ Fuller  805 WHUS56 KMTR 172230 SMWMTR PZZ565-576-172300- /O.NEW.KMTR.MA.W.0007.260217T2230Z-260217T2300Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service San Francisco CA 230 PM PST Tue Feb 17 2026 The National Weather Service in San Francisco has issued a * Special Marine Warning for... Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM... Waters from Point Pinos to Point Piedras Blancas 10-60 NM... * Until 300 PM PST. * At 230 PM PST, Severe thunderstorms capable of producing waterspouts was located 15 NM southwest of Point Sur, moving east at 40 knots. HAZARD...Waterspouts and wind gusts to 40 knots. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Point Sur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Boaters should seek safe harbor immediately until this storm passes. Wind gusts 34 knots or greater, high waves, dangerous lightning, and heavy rain are possible with this storm. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. && LAT...LON 3605 12185 3599 12208 3616 12216 3636 12188 3634 12187 3631 12188 3628 12183 3625 12181 3620 12172 3617 12168 3612 12164 3610 12162 TIME...MOT...LOC 2229Z 249DEG 40KT 3609 12206 WATERSPOUT...POSSIBLE MAX HAIL SIZE...<.75 IN MAX WIND GUST...40 KTS $$ BKM  139 WWUS55 KCYS 172232 SQWCYS BULLETIN - IMMEDIATE BROADCAST REQUESTED Snow Squall Warning National Weather Service Cheyenne WY 332 PM MST Tue Feb 17 2026 WYC001-007-172300- /O.NEW.KCYS.SQ.W.0008.260217T2232Z-260217T2300Z/ Carbon WY-Albany WY- 332 PM MST Tue Feb 17 2026 The National Weather Service in Cheyenne has issued a * Snow Squall Warning for... East central Carbon County in south central Wyoming... Southwestern Albany County in southeastern Wyoming... * Until 400 PM MST. * At 331 PM MST, a dangerous snow squall was located along a line extending from near McFadden to near Bow River Campground, moving southeast at 25 mph. HAZARD...Intense bursts of heavy snow. Gusty winds leading to blowing snow and visibility rapidly falling to less than one-quarter mile. Wind gusts greater than 50 mph could knock down tree limbs and blow around unsecured objects. SOURCE...Radar and webcams. IMPACT...Travel will become difficult and potentially dangerous within minutes. This includes Interstate 80 in Wyoming between mile markers 264 and 293. Locations impacted include... Rock River, McFadden, and Arlington. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow Down! Rapid changes in visibility and road conditions are expected with this dangerous snow squall. Be alert for sudden whiteout conditions. && LAT...LON 4170 10567 4131 10600 4158 10641 4180 10620 TIME...MOT...LOC 2231Z 301DEG 23KT 4173 10613 4149 10632 SNOW SQUALL...OBSERVED $$ Fuller  051 FZUS76 KMTR 172255 MWSMTR Marine Weather Statement National Weather Service San Francisco CA 255 PM PST Tue Feb 17 2026 PZZ565-576-172305- /O.EXP.KMTR.MA.W.0007.000000T0000Z-260217T2300Z/ 255 PM PST Tue Feb 17 2026 ...SPECIAL MARINE WARNING WILL EXPIRE AT 3 PM PST... The affected areas were... Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM... Waters from Point Pinos to Point Piedras Blancas 10-60 NM... The thunderstorm has weakened and no longer poses a significant threat to boaters. && LAT...LON 3636 12188 3634 12187 3631 12188 3628 12183 3625 12181 3617 12168 3610 12162 3599 12208 3616 12216 TIME...MOT...LOC 2230Z 249DEG 40KT 3610 12204 $$ BKM  137 WWUS55 KCYS 172255 SQWCYS Snow Squall Warning National Weather Service Cheyenne WY 355 PM MST Tue Feb 17 2026 WYC001-007-172305- /O.EXP.KCYS.SQ.W.0008.000000T0000Z-260217T2300Z/ Carbon WY-Albany WY- 355 PM MST Tue Feb 17 2026 ...THE SNOW SQUALL WARNING FOR EAST CENTRAL CARBON AND SOUTHWESTERN ALBANY COUNTIES WILL EXPIRE AT 400 PM MST... The snow squall that prompted the warning has exited the area. Therefore, the snow squall warning will be allowed to expire. Areas of blowing snow will continue to make travel difficult. && LAT...LON 4170 10567 4131 10600 4158 10641 4180 10620 TIME...MOT...LOC 2255Z 301DEG 23KT 4166 10597 4142 10616 $$ Goatley