Alert archive / Montana / Wind Chill Warnings in 2017
Wind Chill Warning 1, NWS Missoula, MT
NWS Missoula, MT issued this wind chill warning at Jan 2, 2017, 3:41 AM MST for 7 counties in Montana. It took effect at Jan 2, 2017, 5:00 PM MST. It was in force for 18 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
- Jan 2, 2017, 3:41 AM MST (10:41 UTC)
- In effect from
- Jan 2, 2017, 5:00 PM MST
- Expired
- Jan 3, 2017, 11:00 AM MST
- In force
- 18 hr
- Issued by
- NWS Missoula, MT
Counties Deer Lodge County, MT, Flathead County, MT, Granite County, MT, Lake County, MT, Missoula County, MT, Powell County, MT, Silver Bow County, MT
The radar
The Missoula radar (KMSX), 44 km from the middle of the area, began a volume at 10:38 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 00:00Z, 10.7 hours before the alert went out and 225 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
- 666 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 80 m²/s²
- 0-3 km storm-relative helicity
- 204 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
867 WWUS45 KMSO 021041 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 341 AM MST MON JAN 2 2017 MTZ002-007-043-031045- /O.CAN.KMSO.WW.Y.0071.000000T0000Z-170102T1800Z/ /O.UPG.KMSO.WC.A.0001.170103T0000Z-170104T0000Z/ /O.NEW.KMSO.WC.W.0001.170103T0000Z-170103T1800Z/ 341 AM MST MON JAN 2 2017 ...WIND CHILL WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 AM MST TUESDAY... ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. THE WIND CHILL WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: BREEZY NORTHEAST TO EAST WINDS WILL CONTINUE THROUGH TUESDAY MORNING, CREATING DANGEROUS WIND CHILL VALUES. THE COLDEST WIND CHILLS ARE EXPECTED TO OCCUR THIS EVENING INTO TUESDAY MORNING. WIND CHILLS THIS LOW CAN CAUSE FROSTBITE ON EXPOSED SKIN IN AS LITTLE AS 10 MINUTES. * WIND CHILL VALUES: 15 TO 25 BELOW ZERO TODAY. 30 TO 40 DEGREES BELOW ZERO THIS EVENING THROUGH TUESDAY MORNING. * WINDS: EASTERLY 10 TO 20 MPH. * LOCATIONS IMPACTED INCLUDE: BAD ROCK CANYON, ESSEX, HIGHWAY 83 BIGFORK TO SWAN LAKE, MARIAS PASS, POLEBRIDGE, BUTTE, GEORGETOWN LAKE, HIGHWAY 12 GARRISON TO ELLISTON, HOMESTAKE PASS, MACDONALD PASS, HIGHWAY 200 BONNER TO GREENOUGH, HIGHWAY 83 SEELEY LAKE TO CONDON, AND I-90 EAST MISSOULA TO BEARMOUTH $$ MTZ001-003-005-006-031045- /O.CAN.KMSO.WW.Y.0071.000000T0000Z-170102T1800Z/ /O.UPG.KMSO.WC.A.0001.170103T0000Z-170104T0000Z/ /O.NEW.KMSO.WC.Y.0001.170103T0000Z-170103T1800Z/ 341 AM MST MON JAN 2 2017 ...WIND CHILL ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 AM MST TUESDAY... ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. THE WIND CHILL WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: BREEZY NORTHEAST TO EAST WINDS WILL CONTINUE THROUGH TUESDAY MORNING, CREATING DANGEROUS WIND CHILL VALUES. THE COLDEST WIND CHILLS ARE EXPECTED TO OCCUR THIS EVENING INTO TUESDAY MORNING. WIND CHILLS THIS LOW CAN CAUSE FROSTBITE ON EXPOSED SKIN IN AS LITTLE AS 30 MINUTES. * WIND CHILL VALUES: 15 TO 25 BELOW ZERO. * WINDS: EASTERLY 10 TO 20 MPH. $$ MTZ004-031045- /O.CAN.KMSO.WW.Y.0071.000000T0000Z-170102T1800Z/ /O.NEW.KMSO.WC.Y.0001.170103T0000Z-170103T1800Z/ 341 AM MST MON JAN 2 2017 ...WIND CHILL ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 AM MST TUESDAY... ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. * IMPACTS/TIMING: BREEZY NORTHEAST TO EAST WINDS WILL CONTINUE THROUGH TUESDAY MORNING, CREATING DANGEROUS WIND CHILL VALUES. THE COLDEST WIND CHILLS ARE EXPECTED TO OCCUR THIS EVENING INTO TUESDAY MORNING. WIND CHILLS THIS LOW CAN CAUSE FROSTBITE ON EXPOSED SKIN IN AS LITTLE AS 30 MINUTES. * WIND CHILL VALUES: 15 TO 25 BELOW ZERO. * WINDS: EASTERLY 10 TO 20 MPH. * LOCATIONS IMPACTED INCLUDE: EVARO HILL, HIGHWAY 200 THOMPSON FALLS TO PLAINS, HIGHWAY 200 TROUT CREEK TO HERON, AND I- 90 LOOKOUT PASS TO HAUGAN $$ IDZ007-008-021800- /O.EXA.KMSO.WW.Y.0071.000000T0000Z-170102T1800Z/ 241 AM PST MON JAN 2 2017 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING... * IMPACTS/TIMING: LIGHT SNOW AND BREEZY EAST WINDS THIS MORNING WILL CREATE SLICK TRAVEL CONDITIONS AND LOCALIZED LOW VISIBILITY DUE TO BLOWING SNOW. * SNOW ACCUMULATIONS: 1 TO 3 INCHES. * LOCATIONS IMPACTED INCLUDE: CAMAS PRAIRIE, GRANGEVILLE AND VICINITY, GREER GRADE, HIGHWAY 95 SLATE CREEK TO RIGGINS, AND WHITE BIRD GRADE $$ IDZ005-006-021800- /O.CON.KMSO.WW.Y.0071.000000T0000Z-170102T1800Z/ 241 AM PST MON JAN 2 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * IMPACTS/TIMING: A COMBINATION OF SNOW AND BREEZY WINDS WILL CAUSE LOCALIZED AREAS OF BLOWING SNOW...LOW VISIBILITIES...AND SLICK TRAVEL CONDITIONS THROUGH THIS MORNING. WIND CHILLS OF 10 DEGREES BELOW ZERO WILL BE POSSIBLE THROUGH THIS MORNING. * SNOW ACCUMULATIONS: ADDITIONAL 1 TO 3 INCHES. * LOCATIONS IMPACTED INCLUDE: ELK RIVER, HIGHWAY 11 PIERCE TO HEADQUARTERS, PIERCE, DIXIE, ELK CITY, AND HIGHWAY 12 LOWELL TO LOLO PASS $$
3 follow-up statements
598 WWUS45 KMSO 021540 AAA WSWMSO URGENT - WINTER WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE MISSOULA MT 840 AM MST MON JAN 2 2017 IDZ005>008-021645- /O.CAN.KMSO.WW.Y.0071.000000T0000Z-170102T1800Z/ 740 AM PST MON JAN 2 2017 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER WEATHER ADVISORY. $$ MTZ002-007-043-031800- /O.CON.KMSO.WC.W.0001.170103T0000Z-170103T1800Z/ 840 AM MST MON JAN 2 2017 ...WIND CHILL WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 AM MST TUESDAY... * IMPACTS/TIMING: BREEZY NORTHEAST TO EAST WINDS WILL CONTINUE THROUGH TUESDAY MORNING, CREATING DANGEROUS WIND CHILL VALUES. THE COLDEST WIND CHILLS ARE EXPECTED TO OCCUR THIS EVENING INTO TUESDAY MORNING. WIND CHILLS THIS LOW CAN CAUSE FROSTBITE ON EXPOSED SKIN IN AS LITTLE AS 10 MINUTES. * WIND CHILL VALUES: 15 TO 25 BELOW ZERO TODAY. 30 TO 40 DEGREES BELOW ZERO THIS EVENING THROUGH TUESDAY MORNING. * WINDS: EASTERLY 10 TO 20 MPH. * LOCATIONS IMPACTED INCLUDE: BAD ROCK CANYON, ESSEX, HIGHWAY 83 BIGFORK TO SWAN LAKE, MARIAS PASS, POLEBRIDGE, BUTTE, GEORGETOWN LAKE, HIGHWAY 12 GARRISON TO ELLISTON, HOMESTAKE PASS, MACDONALD PASS, HIGHWAY 200 BONNER TO GREENOUGH, HIGHWAY 83 SEELEY LAKE TO CONDON, AND I-90 EAST MISSOULA TO BEARMOUTH $$ MTZ001-003>006-031800- /O.CON.KMSO.WC.Y.0001.170103T0000Z-170103T1800Z/ 840 AM MST MON JAN 2 2017 ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 AM MST TUESDAY... * IMPACTS/TIMING: BREEZY NORTHEAST TO EAST WINDS WILL CONTINUE THROUGH TUESDAY MORNING, CREATING DANGEROUS WIND CHILL VALUES. THE COLDEST WIND CHILLS ARE EXPECTED TO OCCUR THIS EVENING INTO TUESDAY MORNING. WIND CHILLS THIS LOW CAN CAUSE FROSTBITE ON EXPOSED SKIN IN AS LITTLE AS 30 MINUTES. * WIND CHILL VALUES: 15 TO 25 BELOW ZERO. * WINDS: EASTERLY 10 TO 20 MPH. $$
634 WWUS45 KMSO 022126 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 226 PM MST MON JAN 2 2017 MTZ002-007-043-031800- /O.CON.KMSO.WC.W.0001.170103T0000Z-170103T1800Z/ 226 PM MST MON JAN 2 2017 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST TUESDAY... * IMPACTS/TIMING: BREEZY NORTHEAST TO EAST WINDS WILL CONTINUE THROUGH TUESDAY MORNING, CREATING DANGEROUS WIND CHILL VALUES. WIND CHILLS THIS LOW CAN CAUSE FROSTBITE ON EXPOSED SKIN IN AS LITTLE AS 10 MINUTES. * WIND CHILL VALUES: 15 TO 25 BELOW ZERO TODAY. 30 TO 40 DEGREES BELOW ZERO TUESDAY MORNING. * WINDS: EASTERLY 10 TO 20 MPH. $$ MTZ001-003>006-031800- /O.CON.KMSO.WC.Y.0001.170103T0000Z-170103T1800Z/ 226 PM MST MON JAN 2 2017 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST TUESDAY... * IMPACTS/TIMING: BREEZY NORTHEAST TO EAST WINDS WILL CONTINUE THROUGH TUESDAY MORNING, CREATING DANGEROUS WIND CHILL VALUES. WIND CHILLS THIS LOW CAN CAUSE FROSTBITE ON EXPOSED SKIN IN AS LITTLE AS 30 MINUTES. * WIND CHILL VALUES: 15 TO 25 BELOW ZERO. * WINDS: EASTERLY 10 TO 20 MPH. $$
098 WWUS45 KMSO 031736 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1036 AM MST TUE JAN 3 2017 MTZ002-007-043-031845- /O.EXP.KMSO.WC.W.0001.000000T0000Z-170103T1800Z/ 1036 AM MST TUE JAN 3 2017 ...WIND CHILL WARNING WILL EXPIRE AT 11 AM MST THIS MORNING... WINDS HAVE DIMINISHED ENOUGH THAT WIND CHILL VALUES HAVE LESSENED. TEMPERATURES IN THE -10 TO -20 DEGREE RANGE ARE LIKELY THROUGHOUT THE DAY EVEN WITHOUT A STRONG WIND. $$ MTZ001-003>006-031845- /O.EXP.KMSO.WC.Y.0001.000000T0000Z-170103T1800Z/ 1036 AM MST TUE JAN 3 2017 ...WIND CHILL ADVISORY WILL EXPIRE AT 11 AM MST THIS MORNING... WINDS HAVE DIMINISHED ENOUGH THAT WIND CHILL VALUES HAVE LESSENED. TEMPERATURES IN THE NEGATIVE 10 TO NEGATIVE 15 DEGREE RANGE ARE LIKELY THROUGHOUT THE DAY EVEN WITHOUT A STRONG WIND. $$
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 2, 3:41 AM MST | Wind Chill Advisory | MSO | Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 2 more | 31 hr |
Nearby
Wind Chill Warnings in Montana, 2017Every wind chill warning in 2017
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.