Alert archive / Montana / Blizzard Warnings in 2016
Blizzard Warning 1, NWS Billings, MT
NWS Billings, MT issued this blizzard warning at Dec 17, 2016, 2:21 PM MST for Park County, Stillwater County, Sweet Grass County, Montana. It was in force for 46 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 17, 2016, 2:21 PM MST (21:21 UTC)
- Expired
- Dec 19, 2016, 12:00 PM MST
- In force
- 46 hr
- Issued by
- NWS Billings, MT
Counties Park County, MT, Stillwater County, MT, Sweet Grass County, MT
The radar
The Billings radar (KBLX), 107 km from the middle of the area, began a volume at 21:23 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Great_falls, MT (KTFX), launched 12:00Z, 9.4 hours before the alert went out and 206 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1688 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 158 m²/s²
- 0-3 km storm-relative helicity
- 273 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
915 WWUS45 KBYZ 172121 WSWBYZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BILLINGS MT 221 PM MST SAT DEC 17 2016 MTZ030-038-057-182130- /O.CAN.KBYZ.WC.Y.0004.000000T0000Z-161218T1900Z/ /O.EXB.KBYZ.WW.Y.0023.000000T0000Z-161219T1300Z/ TREASURE-SOUTHERN BIG HORN-NORTHERN BIG HORN- INCLUDING THE LOCATIONS OF...HYSHAM...BIGHORN...LODGE GRASS... PRYOR...WYOLA...FORT SMITH...HARDIN...CROW AGENCY...BUSBY 221 PM MST SAT DEC 17 2016 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MST MONDAY... THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A WINTER WEATHER ADVISORY FOR BLOWING SNOW AND BITTER COLD WIND CHILL VALUES...WHICH IS IN EFFECT UNTIL 6 AM MST MONDAY. * IMPACTS...REDUCED VISIBILITIES AND TRAVEL DIFFICULTIES DUE TO BLOWING AND DRIFTING SNOW. SOME RURAL ROADS MAY BECOME IMPASSABLE. POTENTIAL FOR FROST BITE ON EXPOSED SKIN DUE TO BITTER COLD WIND CHILL VALUES. * TIMING...THROUGH SUNDAY NIGHT. * WINDS...WEST TO SOUTHWEST 10 TO 20 MPH...INCREASING TO 15 TO 30 MPH ON SUNDAY. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER 3 MILES AT TIMES. DRIFTS OF 3 TO 5 FEET. * WIND CHILLS....BETWEEN -20 AND -40 DEGREES THROUGH MID DAY SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY CAN BE ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...BLOWING SNOW...SLEET... FREEZING RAIN...AND EXTREME WIND CHILLS. && $$ MTZ028-034-042-063-064-182130- /O.CAN.KBYZ.BZ.A.0001.161218T0100Z-161219T1900Z/ /O.EXT.KBYZ.WW.Y.0023.000000T0000Z-161219T1300Z/ SOUTHERN WHEATLAND-NORTHERN STILLWATER-GOLDEN VALLEY-JUDITH GAP- PARADISE VALLEY- INCLUDING THE LOCATIONS OF...HARLOWTON...TWODOT...SHAWMUT... COLUMBUS...ABSAROKEE...PARK CITY...REED POINT...RAPELJE... RYEGATE...LAVINA...JUDITH GAP...EMIGRANT 221 PM MST SAT DEC 17 2016 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM MST MONDAY... THE WINTER WEATHER ADVISORY FOR BLOWING SNOW AND BITTER COLD WIND CHILL VALUES IS NOW IN EFFECT UNTIL 6 AM MST MONDAY. * IMPACTS...REDUCED VISIBILITIES AND TRAVEL DIFFICULTIES DUE TO BLOWING AND DRIFTING SNOW. SOME RURAL ROADS MAY BECOME IMPASSABLE. POTENTIAL FOR FROST BITE ON EXPOSED SKIN DUE TO BITTER COLD WIND CHILL VALUES. * TIMING...THROUGH SUNDAY NIGHT. * WINDS...GUSTS OF 25 TO 40 MPH...INCREASING TO 30 TO 55 MPH ON SUNDAY. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER 3 MILES AT TIMES. DRIFTS OF 4 TO 6 FEET. * WIND CHILLS....BETWEEN -20 AND -40 DEGREES THROUGH MID DAY SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY CAN BE ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...BLOWING SNOW...SLEET... FREEZING RAIN...AND EXTREME WIND CHILLS. && $$ MTZ040-041-065-066-182130- /O.UPG.KBYZ.WW.Y.0023.000000T0000Z-161218T0100Z/ /O.NEW.KBYZ.BZ.W.0001.161217T2121Z-161219T1300Z/ /O.UPG.KBYZ.BZ.A.0001.161218T0100Z-161219T1900Z/ NORTHERN PARK-NORTHERN SWEET GRASS-LIVINGSTON AREA- BEARTOOTH FOOTHILLS- INCLUDING THE LOCATIONS OF...CLYDE PARK...WILSALL...BIG TIMBER... MELVILLE...LIVINGSTON...SPRINGDALE...FISHTAIL...MCLEOD...NYE 221 PM MST SAT DEC 17 2016 ...BLIZZARD WARNING IN EFFECT UNTIL 6 AM MST MONDAY... THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT UNTIL 6 AM MST MONDAY. * SEVERE TRAVEL IMPACTS...SEVERE DRIFTING AND ZERO VISIBILITY WITH POSSIBLE MAJOR ROAD CLOSURES. MANY RURAL ROADS WILL LIKELY BECOME IMPASSABLE. DANGEROUS CROSSWINDS COMBINED WITH POOR VISIBILITY AND SLICK ROADS WILL MAKE TRAVEL VERY DANGEROUS I-90 FROM LIVINGSTON TO BIG TIMBER. * TIMING...THROUGH AT LEAST SUNDAY NIGHT...POSSIBLY LONGER. * WINDS...WEST WINDS GUSTING 40 TO 65 MPH ARE EXPECTED TO PERSIST THROUGH AT LEAST SUNDAY NIGHT. EVEN STRONGER WIND GUSTS ARE POSSIBLE ON MONDAY FROM LIVINGSTON TO NYE. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER A QUARTER MILE AT TIMES. DRIFTS OF 4 TO 8 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING IS ISSUED WHEN SUSTAINED WIND SPEEDS OR FREQUENT GUSTS OF OVER 35 MPH ARE EXPECTED WITH CONSIDERABLE FALLING AND OR BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BECOME POOR WITH WHITEOUT CONDITIONS AT TIMES. THOSE VENTURING OUTDOORS MAY BECOME LOST OR DISORIENTED SO PERSONS IN THE WARNING AREA ARE ADVISED TO STAY INDOORS. && $$ MTZ029-035-039-182130- /O.EXT.KBYZ.WW.Y.0023.000000T0000Z-161219T1300Z/ MUSSELSHELL-YELLOWSTONE-EASTERN CARBON- INCLUDING THE LOCATIONS OF...ROUNDUP...MELSTONE...MUSSELSHELL... BILLINGS...LAUREL...HUNTLEY...POMPEYS PILLAR...CUSTER... BROADVIEW...BRIDGER...JOLIET...FROMBERG...BELFRY...WARREN 221 PM MST SAT DEC 17 2016 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM MST MONDAY... THE WINTER WEATHER ADVISORY FOR BLOWING SNOW AND BITTER COLD WIND CHILL VALUES IS NOW IN EFFECT UNTIL 6 AM MST MONDAY. * IMPACTS...REDUCED VISIBILITIES AND TRAVEL DIFFICULTIES DUE TO BLOWING AND DRIFTING SNOW. SOME RURAL ROADS MAY BECOME IMPASSABLE. POTENTIAL FOR FROST BITE ON EXPOSED SKIN DUE TO BITTER COLD WIND CHILL VALUES. * TIMING...THROUGH SUNDAY NIGHT. * WINDS...GUSTS OF 20 TO 35 MPH...INCREASING TO 25 TO 45 MPH ON SUNDAY. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER 3 MILES AT TIMES. DRIFTS OF 4 TO 6 FEET. * WIND CHILLS....BETWEEN -20 AND -40 DEGREES THROUGH MID DAY SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY CAN BE ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...BLOWING SNOW...SLEET... FREEZING RAIN...AND EXTREME WIND CHILLS. && $$ MTZ031>033-036-037-058-181900- /O.CON.KBYZ.WC.Y.0004.000000T0000Z-161218T1900Z/ NORTHERN ROSEBUD-CUSTER-FALLON-POWDER RIVER-CARTER- SOUTHERN ROSEBUD- INCLUDING THE LOCATIONS OF...COLSTRIP...FORSYTH...INGOMAR... ANGELA...MILES CITY...ISMAY...VOLBORG...BAKER...PLEVNA... WEBSTER...BROADUS...BIDDLE...POWDERVILLE...SONNETTE...EKALAKA... ALZADA...HAMMOND...BELLTOWER...LAME DEER...ASHLAND...BIRNEY 221 PM MST SAT DEC 17 2016 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST SUNDAY... * IMPACTS...EXPOSED SKIN CAN FREEZE IN A SHORT AMOUNT OF TIME. * TIMING...THROUGH SUNDAY MORNING. * WIND CHILLS....BETWEEN -20 AND -40 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU COVER ALL EXPOSED SKIN. && $$ HTTP://WEATHER.GOV/BILLINGS
6 follow-up statements
992 WWUS45 KBYZ 180218 WSWBYZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BILLINGS MT 718 PM MST SAT DEC 17 2016 MTZ040-041-065-066-190230- /O.CON.KBYZ.BZ.W.0001.000000T0000Z-161219T1300Z/ NORTHERN PARK-NORTHERN SWEET GRASS-LIVINGSTON AREA- BEARTOOTH FOOTHILLS- INCLUDING THE LOCATIONS OF...CLYDE PARK...WILSALL...BIG TIMBER... MELVILLE...LIVINGSTON...SPRINGDALE...FISHTAIL...MCLEOD...NYE 718 PM MST SAT DEC 17 2016 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 AM MST MONDAY... * SEVERE TRAVEL IMPACTS...SEVERE DRIFTING AND ZERO VISIBILITY WITH POSSIBLE MAJOR ROAD CLOSURES. MANY RURAL ROADS WILL LIKELY BECOME IMPASSABLE. DANGEROUS CROSSWINDS COMBINED WITH POOR VISIBILITY AND SLICK ROADS WILL MAKE TRAVEL VERY DANGEROUS I-90 FROM LIVINGSTON TO BIG TIMBER. * TIMING...THROUGH AT LEAST SUNDAY NIGHT...POSSIBLY LONGER. * WINDS...WEST WINDS GUSTING 40 TO 65 MPH ARE EXPECTED TO PERSIST THROUGH AT LEAST SUNDAY NIGHT. EVEN STRONGER WIND GUSTS ARE POSSIBLE ON MONDAY FROM LIVINGSTON TO NYE. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER A QUARTER MILE AT TIMES. DRIFTS OF 4 TO 8 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING IS ISSUED WHEN SUSTAINED WIND SPEEDS OR FREQUENT GUSTS OF OVER 35 MPH ARE EXPECTED WITH CONSIDERABLE FALLING AND OR BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BECOME POOR WITH WHITEOUT CONDITIONS AT TIMES. THOSE VENTURING OUTDOORS MAY BECOME LOST OR DISORIENTED SO PERSONS IN THE WARNING AREA ARE ADVISED TO STAY INDOORS. && $$ WYZ099-181100- /O.EXB.KBYZ.WC.Y.0004.000000T0000Z-161218T1100Z/ SHERIDAN FOOTHILLS- INCLUDING THE LOCATIONS OF...SHERIDAN...DAYTON...RANCHESTER... BIG HORN...STORY...CLEARMONT 718 PM MST SAT DEC 17 2016 ...WIND CHILL ADVISORY IN EFFECT UNTIL 4 AM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM MST SUNDAY. * IMPACTS...EXPOSED SKIN CAN FREEZE IN A SHORT AMOUNT OF TIME. * TIMING...THIS EVENING THROUGH EARLY SUNDAY MORNING. * WIND CHILLS....BETWEEN -20 AND -40 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU COVER ALL EXPOSED SKIN. && $$ MTZ028>030-034-035-038-039-042-057-063-064-190230- /O.CON.KBYZ.WW.Y.0023.000000T0000Z-161219T1300Z/ SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN STILLWATER- YELLOWSTONE-SOUTHERN BIG HORN-EASTERN CARBON-GOLDEN VALLEY- NORTHERN BIG HORN-JUDITH GAP-PARADISE VALLEY- INCLUDING THE LOCATIONS OF...HARLOWTON...TWODOT...SHAWMUT... ROUNDUP...MELSTONE...MUSSELSHELL...HYSHAM...BIGHORN...COLUMBUS... ABSAROKEE...PARK CITY...REED POINT...RAPELJE...BILLINGS... LAUREL...HUNTLEY...POMPEYS PILLAR...CUSTER...BROADVIEW... LODGE GRASS...PRYOR...WYOLA...FORT SMITH...BRIDGER...JOLIET... FROMBERG...BELFRY...WARREN...RYEGATE...LAVINA...HARDIN... CROW AGENCY...BUSBY...JUDITH GAP...EMIGRANT 718 PM MST SAT DEC 17 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MST MONDAY... * IMPACTS...REDUCED VISIBILITIES AND TRAVEL DIFFICULTIES DUE TO BLOWING AND DRIFTING SNOW. SOME RURAL ROADS MAY BECOME IMPASSABLE. POTENTIAL FOR FROST BITE ON EXPOSED SKIN DUE TO BITTER COLD WIND CHILL VALUES. * TIMING...THIS EVENING THROUGH SUNDAY NIGHT. * WINDS...WEST TO SOUTHWEST 10 TO 20 MPH...INCREASING TO 15 TO 30 MPH ON SUNDAY. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER 3 MILES AT TIMES. DRIFTS OF 3 TO 5 FEET. * WIND CHILLS....BETWEEN -20 AND -40 DEGREES THROUGH MID DAY SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY CAN BE ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...BLOWING SNOW...SLEET... FREEZING RAIN...AND EXTREME WIND CHILLS. && $$ MTZ031>033-036-037-058-181900- /O.CON.KBYZ.WC.Y.0004.000000T0000Z-161218T1900Z/ NORTHERN ROSEBUD-CUSTER-FALLON-POWDER RIVER-CARTER- SOUTHERN ROSEBUD- INCLUDING THE LOCATIONS OF...COLSTRIP...FORSYTH...INGOMAR... ANGELA...MILES CITY...ISMAY...VOLBORG...BAKER...PLEVNA... WEBSTER...BROADUS...BIDDLE...POWDERVILLE...SONNETTE...EKALAKA... ALZADA...HAMMOND...BELLTOWER...LAME DEER...ASHLAND...BIRNEY 718 PM MST SAT DEC 17 2016 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST SUNDAY... * IMPACTS...EXPOSED SKIN CAN FREEZE IN A SHORT AMOUNT OF TIME. * TIMING...THIS EVENING THROUGH SUNDAY MORNING. * WIND CHILLS....BETWEEN -20 AND -40 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU COVER ALL EXPOSED SKIN. && $$ HTTP://WEATHER.GOV/BILLINGS
243 WWUS45 KBYZ 181031 WSWBYZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BILLINGS MT 331 AM MST SUN DEC 18 2016 WYZ099-181145- /O.CAN.KBYZ.WC.Y.0004.000000T0000Z-161218T1100Z/ SHERIDAN FOOTHILLS- 331 AM MST SUN DEC 18 2016 ...WIND CHILL ADVISORY IS CANCELLED... WINDS HAVE BECOME NEARLY CALM ACROSS THE SHERIDAN VICINITY REDUCING THE RISK OF DANGEROUS WIND CHILLS EFFECTS. BITTERLY COLD AIR TEMPERATURES WILL CONTINUE THROUGH THE EARLY MORNING AND PEOPLE SHOULD DRESS APPROPRIATELY. $$ MTZ040-041-065-066-191045- /O.CON.KBYZ.BZ.W.0001.000000T0000Z-161219T1300Z/ NORTHERN PARK-NORTHERN SWEET GRASS-LIVINGSTON AREA- BEARTOOTH FOOTHILLS- INCLUDING THE LOCATIONS OF...CLYDE PARK...WILSALL...BIG TIMBER... MELVILLE...LIVINGSTON...SPRINGDALE...FISHTAIL...MCLEOD...NYE 331 AM MST SUN DEC 18 2016 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 AM MST MONDAY... * SEVERE TRAVEL IMPACTS...SEVERE DRIFTING AND ZERO VISIBILITY WITH POSSIBLE MAJOR ROAD CLOSURES. MANY RURAL ROADS WILL LIKELY BECOME IMPASSABLE. DANGEROUS CROSSWINDS COMBINED WITH POOR VISIBILITY AND SLICK ROADS WILL MAKE TRAVEL VERY DANGEROUS I-90 FROM LIVINGSTON TO BIG TIMBER. * TIMING...THROUGH AT LEAST TONIGHT...WITH AN EXTENSION THROUGH MONDAY OR LONGER POSSIBLE. * WINDS...WEST WINDS GUSTING 40 TO 65 MPH ARE EXPECTED TO PERSIST THROUGH AT LEAST TONIGHT. EVEN STRONGER WIND GUSTS ARE POSSIBLE ON MONDAY FROM LIVINGSTON TO NYE. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER A QUARTER MILE AT TIMES. DRIFTS OF 4 TO 8 FEET POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING IS ISSUED WHEN SUSTAINED WIND SPEEDS OR FREQUENT GUSTS OF OVER 35 MPH ARE EXPECTED WITH CONSIDERABLE FALLING AND OR BLOWING AND DRIFTING SNOW. SEVERE DRIVING CONDITIONS HAVE ALREADY BEEN REPORTED ALONG I-90 BETWEEN BIG TIMBER AND LIVINGSTON WITH WHITEOUT CONDITIONS AT TIMES. TRAVEL THROUGH THIS AREA IS NOT ADVISED. && $$ MTZ028>030-034-035-038-039-042-057-063-064-191045- /O.CON.KBYZ.WW.Y.0023.000000T0000Z-161219T1300Z/ SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN STILLWATER- YELLOWSTONE-SOUTHERN BIG HORN-EASTERN CARBON-GOLDEN VALLEY- NORTHERN BIG HORN-JUDITH GAP-PARADISE VALLEY- INCLUDING THE LOCATIONS OF...HARLOWTON...TWODOT...SHAWMUT... ROUNDUP...MELSTONE...MUSSELSHELL...HYSHAM...BIGHORN...COLUMBUS... ABSAROKEE...PARK CITY...REED POINT...RAPELJE...BILLINGS... LAUREL...HUNTLEY...POMPEYS PILLAR...CUSTER...BROADVIEW... LODGE GRASS...PRYOR...WYOLA...FORT SMITH...BRIDGER...JOLIET... FROMBERG...BELFRY...WARREN...RYEGATE...LAVINA...HARDIN... CROW AGENCY...BUSBY...JUDITH GAP...EMIGRANT 331 AM MST SUN DEC 18 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MST MONDAY... * IMPACTS...REDUCED VISIBILITIES AND TRAVEL DIFFICULTIES DUE TO BLOWING AND DRIFTING SNOW. SOME RURAL ROADS MAY BECOME IMPASSABLE. POTENTIAL FOR FROST BITE ON EXPOSED SKIN DUE TO BITTER COLD WIND CHILL VALUES. * TIMING...THROUGH TONIGHT. * WINDS...WEST TO SOUTHWEST 10 TO 20 MPH...INCREASING TO 15 TO 30 MPH THIS AFTERNOON. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER 3 MILES AT TIMES. DRIFTS OF 3 TO 5 FEET POSSIBLE. * WIND CHILLS....BETWEEN -20 AND -40 DEGREES THROUGH NOON TODAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY CAN BE ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...BLOWING SNOW...SLEET... FREEZING RAIN...AND EXTREME WIND CHILLS. && $$ MTZ031>033-036-037-058-181900- /O.CON.KBYZ.WC.Y.0004.000000T0000Z-161218T1900Z/ NORTHERN ROSEBUD-CUSTER-FALLON-POWDER RIVER-CARTER- SOUTHERN ROSEBUD- INCLUDING THE LOCATIONS OF...COLSTRIP...FORSYTH...INGOMAR... ANGELA...MILES CITY...ISMAY...VOLBORG...BAKER...PLEVNA... WEBSTER...BROADUS...BIDDLE...POWDERVILLE...SONNETTE...EKALAKA... ALZADA...HAMMOND...BELLTOWER...LAME DEER...ASHLAND...BIRNEY 331 AM MST SUN DEC 18 2016 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... * IMPACTS...EXPOSED SKIN CAN FREEZE IN A SHORT AMOUNT OF TIME. * TIMING...THROUGH THIS MORNING. * WIND CHILLS....BETWEEN -20 AND -40 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU COVER ALL EXPOSED SKIN. && $$ HTTP://WEATHER.GOV/BILLINGS
287 WWUS45 KBYZ 181632 WSWBYZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BILLINGS MT 932 AM MST SUN DEC 18 2016 MTZ031>033-036-037-058-181745- /O.CAN.KBYZ.WC.Y.0004.000000T0000Z-161218T1900Z/ NORTHERN ROSEBUD-CUSTER-FALLON-POWDER RIVER-CARTER- SOUTHERN ROSEBUD- 932 AM MST SUN DEC 18 2016 ...WIND CHILL ADVISORY IS CANCELLED... WIND CHILL VALUES HAVE INCREASED TO ABOVE ADVISORY LEVELS THIS MORNING. TEMPERATURES WILL CONTINUE TO WARM INTO THE TEENS TODAY ENDING THE THREAT FOR DANGEROUS WIND CHILL VALUES. $$ MTZ040-041-065-066-191300- /O.CON.KBYZ.BZ.W.0001.000000T0000Z-161219T1300Z/ NORTHERN PARK-NORTHERN SWEET GRASS-LIVINGSTON AREA- BEARTOOTH FOOTHILLS- INCLUDING THE LOCATIONS OF...CLYDE PARK...WILSALL...BIG TIMBER... MELVILLE...LIVINGSTON...SPRINGDALE...FISHTAIL...MCLEOD...NYE 932 AM MST SUN DEC 18 2016 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 AM MST MONDAY... * ROAD CLOSURE...INTERSTATE 90 IS CLOSED FROM PARK CITY TO SPRINGDALE UNTIL FURTHER NOTICE. * SEVERE TRAVEL IMPACTS...SEVERE DRIFTING AND ZERO VISIBILITY WITH POSSIBLE MAJOR ROAD CLOSURES. MANY RURAL ROADS WILL LIKELY BECOME IMPASSABLE. DANGEROUS CROSSWINDS COMBINED WITH POOR VISIBILITY AND SLICK ROADS WILL MAKE TRAVEL VERY DANGEROUS ON INTERSTATE 90 FROM LIVINGSTON TO REED POINT. * TIMING...THROUGH TONIGHT...WITH AN EXTENSION THROUGH MONDAY POSSIBLE. * WINDS...WEST WINDS GUSTING 40 TO 65 MPH ARE EXPECTED TO PERSIST THROUGH AT LEAST TONIGHT. STRONGER WIND GUSTS TO AROUND 75 MPH ARE POSSIBLE ON MONDAY FROM LIVINGSTON TO NYE. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER A QUARTER MILE AT TIMES. DRIFTS OF 4 TO 8 FEET POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING IS ISSUED WHEN SUSTAINED WIND SPEEDS OR FREQUENT GUSTS OF OVER 35 MPH ARE EXPECTED WITH CONSIDERABLE FALLING AND OR BLOWING AND DRIFTING SNOW. SEVERE DRIVING CONDITIONS HAVE ALREADY BEEN REPORTED ALONG I-90 BETWEEN BIG TIMBER AND LIVINGSTON WITH WHITEOUT CONDITIONS AT TIMES. TRAVEL THROUGH THIS AREA IS NOT ADVISED. && $$ MTZ028>030-034-035-038-039-042-057-063-064-191300- /O.CON.KBYZ.WW.Y.0023.000000T0000Z-161219T1300Z/ SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN STILLWATER- YELLOWSTONE-SOUTHERN BIG HORN-EASTERN CARBON-GOLDEN VALLEY- NORTHERN BIG HORN-JUDITH GAP-PARADISE VALLEY- INCLUDING THE LOCATIONS OF...HARLOWTON...TWODOT...SHAWMUT... ROUNDUP...MELSTONE...MUSSELSHELL...HYSHAM...BIGHORN...COLUMBUS... ABSAROKEE...PARK CITY...REED POINT...RAPELJE...BILLINGS... LAUREL...HUNTLEY...POMPEYS PILLAR...CUSTER...BROADVIEW... LODGE GRASS...PRYOR...WYOLA...FORT SMITH...BRIDGER...JOLIET... FROMBERG...BELFRY...WARREN...RYEGATE...LAVINA...HARDIN... CROW AGENCY...BUSBY...JUDITH GAP...EMIGRANT 932 AM MST SUN DEC 18 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MST MONDAY... * ROAD CLOSURE...INTERSTATE 90 IS CLOSED FROM PARK CITY TO SPRINGDALE UNTIL FURTHER NOTICE. * IMPACTS...REDUCED VISIBILITIES AND TRAVEL DIFFICULTIES DUE TO BLOWING AND DRIFTING SNOW. SOME RURAL ROADS MAY BECOME IMPASSABLE. * TIMING...THROUGH TONIGHT. * WINDS...WEST TO SOUTHWEST GUSTING 25 TO 40 MPH. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER 3 MILES AT TIMES. DRIFTS OF 3 TO 5 FEET POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY CAN BE ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...BLOWING SNOW...SLEET... FREEZING RAIN...AND EXTREME WIND CHILLS. && $$ HTTP://WEATHER.GOV/BILLINGS
567 WWUS45 KBYZ 182120 WSWBYZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BILLINGS MT 220 PM MST SUN DEC 18 2016 MTZ040-041-065-066-191900- /O.EXT.KBYZ.BZ.W.0001.000000T0000Z-161219T1900Z/ NORTHERN PARK-NORTHERN SWEET GRASS-LIVINGSTON AREA- BEARTOOTH FOOTHILLS- INCLUDING THE LOCATIONS OF...CLYDE PARK...WILSALL...BIG TIMBER... MELVILLE...LIVINGSTON...SPRINGDALE...FISHTAIL...MCLEOD...NYE 220 PM MST SUN DEC 18 2016 ...BLIZZARD WARNING NOW IN EFFECT UNTIL NOON MST MONDAY... THE BLIZZARD WARNING IS NOW IN EFFECT UNTIL NOON MST MONDAY. * SEVERE TRAVEL IMPACTS...SEVERE DRIFTING AND NEAR ZERO VISIBILITY WITH POSSIBLE MAJOR ROAD CLOSURES. MANY RURAL ROADS WILL LIKELY BECOME IMPASSABLE. DANGEROUS CROSSWINDS COMBINED WITH POOR VISIBILITY AND SLICK ROADS WILL MAKE TRAVEL VERY DANGEROUS ON INTERSTATE 90 FROM LIVINGSTON TO REED POINT. * TIMING...THROUGH MID DAY MONDAY. * WINDS...WEST WINDS GUSTING 40 TO 65 MPH ARE EXPECTED TO PERSIST THROUGH TONIGHT. STRONGER WIND GUSTS TO AROUND 75 MPH ARE EXPECTED BEGINNING EARLY MONDAY MORNING FROM LIVINGSTON TO NYE...WITH CONTINUED GUSTS TO 60 MPH IN THE BIG TIMBER AREA. * BLOWING AND DRIFTING SNOW...NEAR ZERO VISIBILITY AT TIMES. DRIFTS OF 4 TO 8 FEET EXPECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING IS ISSUED WHEN SUSTAINED WIND SPEEDS OR FREQUENT GUSTS OF OVER 35 MPH ARE EXPECTED WITH CONSIDERABLE FALLING AND OR BLOWING AND DRIFTING SNOW. SEVERE DRIVING CONDITIONS HAVE ALREADY BEEN REPORTED ALONG I-90 BETWEEN BIG TIMBER AND LIVINGSTON WITH WHITEOUT CONDITIONS AT TIMES. TRAVEL THROUGH THIS AREA IS NOT ADVISED. && $$ MTZ028>030-034-035-038-039-042-057-063-064-191900- /O.EXT.KBYZ.WW.Y.0023.000000T0000Z-161219T1900Z/ SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN STILLWATER- YELLOWSTONE-SOUTHERN BIG HORN-EASTERN CARBON-GOLDEN VALLEY- NORTHERN BIG HORN-JUDITH GAP-PARADISE VALLEY- INCLUDING THE LOCATIONS OF...HARLOWTON...TWODOT...SHAWMUT... ROUNDUP...MELSTONE...MUSSELSHELL...HYSHAM...BIGHORN...COLUMBUS... ABSAROKEE...PARK CITY...REED POINT...RAPELJE...BILLINGS... LAUREL...HUNTLEY...POMPEYS PILLAR...CUSTER...BROADVIEW... LODGE GRASS...PRYOR...WYOLA...FORT SMITH...BRIDGER...JOLIET... FROMBERG...BELFRY...WARREN...RYEGATE...LAVINA...HARDIN... CROW AGENCY...BUSBY...JUDITH GAP...EMIGRANT 220 PM MST SUN DEC 18 2016 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON MST MONDAY... THE WINTER WEATHER ADVISORY FOR BLOWING SNOW IS NOW IN EFFECT UNTIL NOON MST MONDAY. * IMPACTS...REDUCED VISIBILITIES AND TRAVEL DIFFICULTIES DUE TO BLOWING AND DRIFTING SNOW. SOME RURAL ROADS MAY BECOME IMPASSABLE. * TIMING...THROUGH MID DAY MONDAY. TEMPERATURES SHOULD WARM ENOUGH MONDAY AFTERNOON TO LIMIT FURTHER BLOWING SNOW IMPACTS. * WINDS...WEST TO SOUTHWEST GUSTING 25 TO 45 MPH. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER 3 MILES AT TIMES. DRIFTS OF 3 TO 5 FEET POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY CAN BE ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...BLOWING SNOW...SLEET... FREEZING RAIN...AND EXTREME WIND CHILLS. && $$ HTTP://WEATHER.GOV/BILLINGS
045 WWUS45 KBYZ 191112 WSWBYZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BILLINGS MT 412 AM MST MON DEC 19 2016 MTZ040-041-065-066-191900- /O.CON.KBYZ.BZ.W.0001.000000T0000Z-161219T1900Z/ NORTHERN PARK-NORTHERN SWEET GRASS-LIVINGSTON AREA- BEARTOOTH FOOTHILLS- INCLUDING THE LOCATIONS OF...CLYDE PARK...WILSALL...BIG TIMBER... MELVILLE...LIVINGSTON...SPRINGDALE...FISHTAIL...MCLEOD...NYE 412 AM MST MON DEC 19 2016 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY... * SEVERE TRAVEL IMPACTS...SECTIONS OF I-90 HAVE BEEN CLOSED BETWEEN PARK CITY AND LIVINGSTON DUE TO SEVERE DRIFTING AND NEAR ZERO VISIBILITY. MANY RURAL ROADS ARE LIKELY IMPASSABLE. * TIMING...THE THREAT OF BLIZZARD CONDITIONS IS EXPECTED THROUGH NOON TODAY BEFORE TRANSITIONING TO A STRONG CROSSWINDS THREAT INTO TONIGHT. * WINDS...SOUTHWEST WINDS HAVE GUSTED AS HIGH AS 74 MPH AT LIVINGSTON OVERNIGHT. GUSTS 40 TO 65 MPH WILL BE COMMON TODAY WITH GUSTS AS HIGH AS 80 MPH POSSIBLE. GUSTS FROM 50 TO 60 MPH WILL CONTINUE IN THE BIG TIMBER AREA. * BLOWING AND DRIFTING SNOW...NEAR ZERO VISIBILITY AT TIMES. DRIFTS OF 4 TO 8 FEET HAVE BEEN REPORTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE DRIVING CONDITIONS ARE OCCURRING WITH MAJOR ROAD CLOSURES. PLEASE CHECK THE LATEST WEATHER AND ROAD REPORTS BEFORE ATTEMPTING TO TRAVEL THROUGH THIS AREA. && $$ MTZ028>030-034-035-038-039-042-057-063-064-191900- /O.CON.KBYZ.WW.Y.0023.000000T0000Z-161219T1900Z/ SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN STILLWATER- YELLOWSTONE-SOUTHERN BIG HORN-EASTERN CARBON-GOLDEN VALLEY- NORTHERN BIG HORN-JUDITH GAP-PARADISE VALLEY- INCLUDING THE LOCATIONS OF...HARLOWTON...TWODOT...SHAWMUT... ROUNDUP...MELSTONE...MUSSELSHELL...HYSHAM...BIGHORN...COLUMBUS... ABSAROKEE...PARK CITY...REED POINT...RAPELJE...BILLINGS... LAUREL...HUNTLEY...POMPEYS PILLAR...CUSTER...BROADVIEW... LODGE GRASS...PRYOR...WYOLA...FORT SMITH...BRIDGER...JOLIET... FROMBERG...BELFRY...WARREN...RYEGATE...LAVINA...HARDIN... CROW AGENCY...BUSBY...JUDITH GAP...EMIGRANT 412 AM MST MON DEC 19 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... * IMPACTS...REDUCED VISIBILITY AND TRAVEL DIFFICULTIES DUE TO BLOWING AND DRIFTING SNOW. LOCAL RURAL ROADS MAY BE IMPASSABLE. * TIMING...THROUGH AT LEAST NOON TODAY. TEMPERATURES SHOULD WARM ENOUGH THIS AFTERNOON TO LIMIT FURTHER BLOWING SNOW IMPACTS. * WINDS...WEST TO SOUTHWEST GUSTING 25 TO 45 MPH. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER 3 MILES AT TIMES. DRIFTS OF 3 TO 5 FEET POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY CAN BE ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...BLOWING SNOW...SLEET... FREEZING RAIN...AND EXTREME WIND CHILLS. && $$ HTTP://WEATHER.GOV/BILLINGS
942 WWUS45 KBYZ 191858 WSWBYZ URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BILLINGS MT 1158 AM MST MON DEC 19 2016 MTZ040-200700- /O.CAN.KBYZ.BZ.W.0001.000000T0000Z-161219T1900Z/ /O.EXB.KBYZ.WW.Y.0023.000000T0000Z-161220T0700Z/ NORTHERN PARK- INCLUDING THE LOCATIONS OF...CLYDE PARK...WILSALL 1158 AM MST MON DEC 19 2016 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT MST TONIGHT... ...BLIZZARD WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A WINTER WEATHER ADVISORY FOR BLOWING SNOW...WHICH IS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. * IMPACTS...REDUCED VISIBILITY AND TRAVEL DIFFICULTIES DUE TO BLOWING AND DRIFTING SNOW. LOCAL RURAL ROADS MAY BE IMPASSABLE. * TIMING...THROUGH THIS EVENING. TEMPERATURES WILL GRADUALLY WARM NEAR OR ABOVE FREEZING...REDUCING BLOWING SNOW IMPACTS. * WINDS...SOUTHWEST TO WEST GUSTING 25 TO 45 MPH. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER 3 MILES AT TIMES. DRIFTS OF 3 TO 5 FEET POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY CAN BE ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...BLOWING SNOW...SLEET... FREEZING RAIN...AND EXTREME WIND CHILLS. && $$ MTZ041-065-066-192000- /O.EXP.KBYZ.BZ.W.0001.000000T0000Z-161219T1900Z/ NORTHERN SWEET GRASS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS- INCLUDING THE LOCATIONS OF...BIG TIMBER...MELVILLE...LIVINGSTON... SPRINGDALE...FISHTAIL...MCLEOD...NYE 1158 AM MST MON DEC 19 2016 ...BLIZZARD WARNING WILL EXPIRE AT NOON MST TODAY... STRONG GUSTY WINDS WILL CONTINUE TODAY AND TONIGHT...CAUSING SIGNIFICANT BLOWING AND DRIFTING SNOW. A HIGH WIND WARNING IS IN EFFECT THROUGH TONIGHT. $$ MTZ028-063-192000- /O.CAN.KBYZ.WW.Y.0023.000000T0000Z-161219T1900Z/ SOUTHERN WHEATLAND-JUDITH GAP- 1158 AM MST MON DEC 19 2016 ...WINTER WEATHER ADVISORY IS CANCELLED... WINDS WILL INCREASE THIS AFTERNOON AND EVENING CAUSING MORE BLOWING AND DRIFTING SNOW. A HIGH WIND WARNING IS IN EFFECT THROUGH THIS EVENING. $$ MTZ029-030-034-035-038-039-042-057-064-200700- /O.EXT.KBYZ.WW.Y.0023.000000T0000Z-161220T0700Z/ MUSSELSHELL-TREASURE-NORTHERN STILLWATER-YELLOWSTONE- SOUTHERN BIG HORN-EASTERN CARBON-GOLDEN VALLEY-NORTHERN BIG HORN- PARADISE VALLEY- INCLUDING THE LOCATIONS OF...ROUNDUP...MELSTONE...MUSSELSHELL... HYSHAM...BIGHORN...COLUMBUS...ABSAROKEE...PARK CITY... REED POINT...RAPELJE...BILLINGS...LAUREL...HUNTLEY... POMPEYS PILLAR...CUSTER...BROADVIEW...LODGE GRASS...PRYOR... WYOLA...FORT SMITH...BRIDGER...JOLIET...FROMBERG...BELFRY... WARREN...RYEGATE...LAVINA...HARDIN...CROW AGENCY...BUSBY... EMIGRANT 1158 AM MST MON DEC 19 2016 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT... THE WINTER WEATHER ADVISORY FOR BLOWING SNOW IS NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT. * IMPACTS...REDUCED VISIBILITY AND TRAVEL DIFFICULTIES DUE TO BLOWING AND DRIFTING SNOW. LOCAL RURAL ROADS MAY BE IMPASSABLE. * TIMING...THROUGH THIS EVENING. TEMPERATURES WILL GRADUALLY WARM NEAR OR ABOVE FREEZING...REDUCING BLOWING SNOW IMPACTS. * WINDS...SOUTHWEST TO WEST GUSTING 25 TO 45 MPH. * BLOWING AND DRIFTING SNOW...VISIBILITIES UNDER 3 MILES AT TIMES. DRIFTS OF 3 TO 5 FEET POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY CAN BE ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...BLOWING SNOW...SLEET... FREEZING RAIN...AND EXTREME WIND CHILLS. && $$ HTTP://WEATHER.GOV/BILLINGS
What forecasters said that day
The local office's own words before this blizzard warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Billings, MT wrote its last area forecast discussion before this blizzard warning went out at Dec 17, 11:26 AM MST, 2 hours 55 minutes earlier.
Area forecast discussion, Dec 17, 11:26 AM MST, 2 hours 55 minutes before
Area Forecast Discussion...Updated
National Weather Service Billings MT
1126 AM MST Sat Dec 17 2016
.UPDATE...
Quick update to downgrade eastern zones to a Wind Chill Advisory
for the rest of the day into tomorrow morning. Chambers
Previous Update...Already seeing winds respond to falling surface
pressures over north central Montana this morning. Seeing gusts in
the 30s from Livingston to Big Timber with gusts in the 20s at
times From Columbus to Billings. Adjusted highlites to go with a
Winter Weather Advisory for areas from Billings west today given
current winds and indications of blowing snow from western
observing locations. In Billings may not see much impact from
Blowing Snow today, but surrounding areas west and north of town
likely will and drifting snow is going to be an issue even in
areas that don't see big visibility restrictions. Kept Blizzard
Watch in place for areas from Columbus west starting this evening.
Will take one more look at latest models and issue highlites for
stronger winds tonight through Monday with afternoon package.
Wind chills values have been brutal this morning with Livingston
hitting -57 this morning. Coming off lows this morning and with
winds mixing out the sub -20 air over western zones seeing more
-20 to -30 type wind chill values in the going Winter Weather
Advisory area. Further east continue with a Wind Chill Warning
through noon. Anticipate going with a Wind Chill Advisory for
this area this afternoon and tonight as temperatures will remain
near to below zero today/tonight and wind speeds will pick up
some especially on higher exposed terrain.
So in summary, brutal cold wind chill values through tonight with
increasing winds and blowing/drifting snow becoming an increasing
problem into tonight central and west. If you are going to travel
this weekend be sure to have a survival kit in the vehicle since
chances of getting stranded due to blowing and drifting snow is
enhanced over the next 48 hours. Could be looking at 4 to 8 foot
drifts over areas west of Billings by tomorrow.
Shortwave moving south out of BC/Alberta may bring a few snow
showers tonight. Will take a closer look at this with afternoon
forecast. Chambers
&&
.SHORT TERM...valid for Tdy and Sun...
.LONG TERM...valid for Mon...Tue...Wed...Thu...Fri...
Impressive leeside troughing in place for Monday with strong
surface high pressure over southeast Idaho. Local guidance is
maxed out indicated gap flow wind event at warning criteria is a
certainty. This will be a continuation of a blowing snow/drifting
ground blizzard event that begins on Sunday for areas west of
Billings but blowing snow impacts are expected into areas as far
east as Billings and Roundup. Since temperatures are projected to
rise above freezing at Livingston the event may slow down but
other areas east of there may still be seeing significant
problems. Concern is for substantial travel impacts including road
closures and isolation of outlying ranches.
Tuesday sees a chance of less wind and milder temperatures but
this is likely dependent on how much snow cover retards heating.
Do expect some shower activity as a shortwave tracks across the
area pulling the surface trough east but downslope should prevent
most precipitation from hitting the ground. Cold front comes
through late in the day which cools temperatures for Wednesday but
not nearly has bitter cold as recent arctic airmass.
Further out pattern remains progressive with a series of leeside
troughs displaced by strong pacific fronts with no real
establishment of the arctic or significant precipitation. borsum
&&
.AVIATION...
Mostly clear conditions with VFR today. Winds will continue to
increase at KBIL and KSHR today. Overnight expect gusts at KLVM to
increase to 50+ knots. This will result in blowing and drifting
snow and reduced visibility. Reimer
&&
.PRELIMINARY POINT TEMP/POPS...
Tdy Sun Mon Tue Wed Thu Fri
-------------------------------------------------------
BIL 901 905/013 013/032 023/039 029/037 019/034 021/030
0/Q 10/Q 01/Q 12/J 22/J 11/N 22/J
LVM 006 004/019 017/031 026/039 028/035 022/034 023/029
0/Q 11/Q 22/J 23/J 33/J 12/J 22/J
HDN 904 916/017 008/032 019/039 026/038 013/036 020/032
0/I 00/B 01/B 12/J 22/J 11/B 22/J
MLS 908 919/016 012/033 023/036 026/036 016/033 019/030
0/I 10/B 01/N 21/N 42/J 11/U 11/B
4BQ 906 919/016 008/033 022/038 026/036 016/034 019/031
0/I 00/B 01/N 11/N 32/J 11/U 11/B
BHK 909 918/012 012/031 021/033 024/034 016/031 017/028
0/I 10/B 01/N 21/N 43/J 11/U 11/B
SHR 901 907/014 007/033 018/037 022/034 014/035 018/029
0/I 00/B 01/B 21/B 22/J 11/B 21/B
&&
.BYZ WATCHES/WARNINGS/ADVISORIES...
MT...Winter Weather Advisory in effect until 6 PM MST this evening
FOR ZONES 28-29-34-35-39>42-63>66.
Blizzard Watch in effect from 6 PM MST this evening through
Monday morning FOR ZONES 28-34-40>42-63>66.
Wind Chill Advisory in effect until noon MST Sunday FOR ZONES
30>33-36>38-57-58.
WY...None.
&&
weather.gov/billingsHazardous weather outlook, Dec 16, 3:12 PM MST, 23 hours 9 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BILLINGS MT 312 PM MST FRI DEC 16 2016 MTZ028>042-056>058-063>068-WYZ098-099-162315- SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER- FALLON-NORTHERN STILLWATER-YELLOWSTONE-POWDER RIVER-CARTER- SOUTHERN BIG HORN-EASTERN CARBON-NORTHERN PARK- NORTHERN SWEET GRASS-GOLDEN VALLEY-RED LODGE FOOTHILLS- NORTHERN BIG HORN-SOUTHERN ROSEBUD-JUDITH GAP-PARADISE VALLEY- LIVINGSTON AREA-BEARTOOTH FOOTHILLS-ABSAROKA/BEARTOOTH MOUNTAINS- CRAZY MOUNTAINS-NORTHEAST BIGHORN MOUNTAINS-SHERIDAN FOOTHILLS- 312 PM MST FRI DEC 16 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL MONTANA...SOUTH CENTRAL MONTANA...SOUTHEAST MONTANA AND NORTH CENTRAL WYOMING. SEE CURRENT FORECAST AND WINTER STORM HIGHLITES FOR INFORMATION ON THE ONGOING STORM SYSTEM.
The office that day
Everything else NWS Billings, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 7:36 AM MST | Special Weather Statement | BYZ | Sweet Grass | 114 min |
| Dec 17, 8:50 AM MST | Winter Weather Advisory | BYZ | Big Horn, Golden Valley, Musselshell, Park, Stillwater, Sweet Grass and 2 more | 63 hr |
| Dec 17, 11:22 AM MST | Wind Chill Advisory | BYZ | Big Horn, Carter, Custer, Fallon, Powder River, Rosebud and 1 more | 22 hr |
Nearby
Blizzard Warnings in Montana, 2016Every blizzard warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.