Alert archive / Montana / Wind Chill Warnings in 2021

Wind Chill Warning 3, NWS Glasgow, MT

December 26, 20219 counties in Montana

NWS Glasgow, MT issued this wind chill warning at Dec 26, 2021, 2:13 PM MST for 9 counties in Montana. It took effect at Dec 26, 2021, 10:00 PM MST. It was in force for 6 days. 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 26, 2021, 2:13 PM MST (21:13 UTC)
In effect from
Dec 26, 2021, 10:00 PM MST
Expired
Jan 1, 2022, 11:00 AM MST
In force
6 days
Issued by
NWS Glasgow, MT

Counties Daniels County, MT, Dawson County, MT, McCone County, MT, Phillips County, MT, Richland County, MT, Roosevelt County, MT, Sheridan County, MT, Valley County, MT, Wibaux County, MT

The radar

The Glasgow radar (KGGW), 89 km from the middle of the area, began a volume at 21:15 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

Glasgow Intl Airport, MT (KGGW), launched 12:00Z, 9.2 hours before the alert went out and 88 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.

Skew-T log-pSkew-T log-p diagram, Glasgow Intl Airport, MT at 12:00Z on 2021-12-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Glasgow Intl Airport, MT at 12:00Z on 2021-12-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 442 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
581 m above ground
0-6 km bulk shear
83 kt
0-1 km storm-relative helicity
442 m²/s²
0-3 km storm-relative helicity
563 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

302 
WWUS45 KGGW 262113
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
213 PM MST Sun Dec 26 2021

MTZ016>020-059-061-270600-
/O.NEW.KGGW.WC.W.0003.211227T0600Z-211228T1800Z/
/O.CON.KGGW.WW.Y.0022.000000T0000Z-211227T0600Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-
Including the cities of Malta, Saco, Glasgow, Fort Peck, 
Hinsdale, Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, 
Poplar, Whitewater, and Opheim
213 PM MST Sun Dec 26 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
...WIND CHILL WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM
MST TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Additional snow
  accumulations of up to two inches. For the Wind Chill Warning,
  dangerously cold wind chills expected. Wind chills as low as 45
  below zero. 

* WHERE...Portions of northeast Montana.

* WHEN... For the Winter Weather Advisory, until 11 PM MST this
  evening. For the Wind Chill Warning, from 11 PM this evening to
  11 AM MST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility or cause drifting. The 
  dangerously cold wind chills could cause frostbite on exposed 
  skin in as little as 10 minutes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

MTZ024-060-062-270600-
/O.NEW.KGGW.WC.Y.0016.211227T0600Z-211228T1800Z/
/O.CON.KGGW.WW.Y.0022.000000T0000Z-211227T0600Z/
Richland-Southwest Phillips-Eastern Roosevelt-
Including the cities of Sidney, Fairview, Zortman, and Culbertson
213 PM MST Sun Dec 26 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
...WIND CHILL ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM
MST TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Additional snow 
  accumulations of up to two inches. For the Wind Chill 
  Advisory, very cold wind chills expected. Wind chills as low 
  as 40 below zero.

* WHERE...Richland, Southwest Phillips and Eastern Roosevelt 
  Counties.

* WHEN...For the Winter Weather Advisory, until 11 PM MST this 
  evening. For the Wind Chill Advisory, from 11 PM this evening 
  to 11 AM MST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility and or cause drifting
  across roads. The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

MTZ021>023-025>027-270600-
/O.NEW.KGGW.WC.Y.0016.211227T0600Z-211228T1800Z/
/O.CON.KGGW.WW.Y.0022.000000T0000Z-211227T0600Z/
Petroleum-Garfield-McCone-Dawson-Prairie-Wibaux-
Including the cities of Winnett, Jordan, Circle, Glendive, 
Richey, Terry, and Wibaux
213 PM MST Sun Dec 26 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
...WIND CHILL ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM
MST TUESDAY...

* WHAT...For the Winter Weather Advisory, snow. Additional snow 
  accumulations of up to two inches. Winds gusting as high as 35 
  mph. For the Wind Chill Advisory, very cold wind chills 
  expected. Wind chills as low as 40 below zero.

* WHERE...Portions of northeast Montana.

* WHEN...For the Winter Weather Advisory, until 11 PM MST this 
  evening. For the Wind Chill Advisory, from 11 PM this evening 
  to 11 AM MST Tuesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility and or cause drifting
  across roads. The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
14 follow-up statements
744 
WWUS45 KGGW 270500
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
1000 PM MST Sun Dec 26 2021

MTZ062-271900-
/O.CAN.KGGW.WW.Y.0022.000000T0000Z-211227T0600Z/
/O.UPG.KGGW.WC.Y.0016.211227T0600Z-211228T1800Z/
/O.EXB.KGGW.WC.W.0003.211227T0500Z-211228T1800Z/
Eastern Roosevelt-
Including the city of Culbertson
1000 PM MST Sun Dec 26 2021

...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST TUESDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

* WHAT...Dangerously cold wind chills. Wind chills as low as 45 
  below zero.

* WHERE...Eastern Roosevelt County.

* WHEN...Until 11 AM MST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

* ADDITIONAL DETAILS...Areas of blowing and drifting snow is
  expected overnight with northwest winds 15 to 30 mph. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ016>020-059-061-271900-
/O.CAN.KGGW.WW.Y.0022.000000T0000Z-211227T0600Z/
/O.EXT.KGGW.WC.W.0003.211227T0500Z-211228T1800Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Whitewater, and Opheim
1000 PM MST Sun Dec 26 2021

...WIND CHILL WARNING NOW IN EFFECT UNTIL 11 AM MST TUESDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

* WHAT...Dangerously cold wind chills. Wind chills as low as 50 
  below zero.

* WHERE...Portions of northeast Montana north of the Missouri
  River.

* WHEN...Until 11 AM MST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 5 minutes.

* ADDITIONAL DETAILS...Areas of blowing and drifting snow is
  expected overnight along and east of highway 13 with northwest 
  winds 15 to 30 mph.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021>027-060-271900-
/O.CAN.KGGW.WW.Y.0022.000000T0000Z-211227T0600Z/
/O.EXT.KGGW.WC.Y.0016.211227T0500Z-211228T1800Z/
Petroleum-Garfield-McCone-Richland-Dawson-Prairie-Wibaux-
Southwest Phillips-
Including the cities of Winnett, Jordan, Circle, Sidney, 
Fairview, Glendive, Richey, Terry, Wibaux, and Zortman
1000 PM MST Sun Dec 26 2021

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 11 AM MST TUESDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

* WHAT...Very cold wind chills. Wind chills as low as 35 below 
  zero.

* WHERE...Portions of northeast Montana south of the Missouri
  River and the Zortman area.

* WHEN...Until 11 AM MST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

* ADDITIONAL DETAILS...Areas of blowing and drifting snow is
  expected overnight along and east of highway 13 with northwest 
  winds 15 to 30 mph.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
796 
WWUS45 KGGW 270958
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
258 AM MST Mon Dec 27 2021

MTZ016>020-059-061-062-280000-
/O.CON.KGGW.WC.W.0003.000000T0000Z-211228T1800Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Whitewater, Opheim, and Culbertson
258 AM MST Mon Dec 27 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST TUESDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 45 
  below zero.

* WHERE...Portions of northeast Montana north of the Missouri
  River.

* WHEN...Until 11 AM MST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021>027-060-280000-
/O.CON.KGGW.WC.Y.0016.000000T0000Z-211228T1800Z/
Petroleum-Garfield-McCone-Richland-Dawson-Prairie-Wibaux-
Southwest Phillips-
Including the cities of Winnett, Jordan, Circle, Sidney, 
Fairview, Glendive, Richey, Terry, Wibaux, and Zortman
258 AM MST Mon Dec 27 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
TUESDAY...

* WHAT...Very cold wind chills. Wind chills as low as 40 below 
  zero.

* WHERE...Portions of northeast Montana south of the Missouri
  River and in the Little Rockies.

* WHEN...Until 11 AM MST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
863 
WWUS45 KGGW 272053
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
153 PM MST Mon Dec 27 2021

MTZ016>020-059-061-062-281200-
/O.CON.KGGW.WC.W.0003.000000T0000Z-211228T1800Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Whitewater, Opheim, and Culbertson
153 PM MST Mon Dec 27 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST TUESDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 45 
  below zero.

* WHERE...Portions of northeast Montana.

* WHEN...Until 11 AM MST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021>027-060-281200-
/O.CON.KGGW.WC.Y.0016.000000T0000Z-211228T1800Z/
Petroleum-Garfield-McCone-Richland-Dawson-Prairie-Wibaux-
Southwest Phillips-
Including the cities of Winnett, Jordan, Circle, Sidney, 
Fairview, Glendive, Richey, Terry, Wibaux, and Zortman
153 PM MST Mon Dec 27 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
TUESDAY...

* WHAT...Very cold wind chills. Wind chills as low as 35 below 
  zero.

* WHERE...Portions of northeast Montana.

* WHEN...Until 11 AM MST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
597 
WWUS45 KGGW 281012
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
312 AM MST Tue Dec 28 2021

MTZ016>020-059-061-062-290000-
/O.EXT.KGGW.WC.W.0003.000000T0000Z-211230T1500Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Whitewater, Opheim, and Culbertson
312 AM MST Tue Dec 28 2021

...WIND CHILL WARNING NOW IN EFFECT UNTIL 8 AM MST THURSDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 50 
  below zero.

* WHERE...Portions of northeast Montana north of the Missouri
  River.

* WHEN...Until 8 AM MST Thursday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021>027-060-290000-
/O.EXT.KGGW.WC.Y.0016.000000T0000Z-211230T1500Z/
Petroleum-Garfield-McCone-Richland-Dawson-Prairie-Wibaux-
Southwest Phillips-
Including the cities of Winnett, Jordan, Circle, Sidney, 
Fairview, Glendive, Richey, Terry, Wibaux, and Zortman
312 AM MST Tue Dec 28 2021

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 8 AM MST THURSDAY...

* WHAT...Very cold wind chills. Wind chills as low as 40 below 
  zero.

* WHERE...Portions of northeast Montana south of the Missouri
  River and in the Little Rockies.

* WHEN...Until 8 AM MST Thursday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
576 
WWUS45 KGGW 282021
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
121 PM MST Tue Dec 28 2021

MTZ016>020-059-061-062-291200-
/O.CON.KGGW.WC.W.0003.000000T0000Z-211230T1500Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Whitewater, Opheim, and Culbertson
121 PM MST Tue Dec 28 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 45 
  below zero.

* WHERE...Portions of northeast Montana.

* WHEN...Until 8 AM MST Thursday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021>027-060-291200-
/O.CON.KGGW.WC.Y.0016.000000T0000Z-211230T1500Z/
Petroleum-Garfield-McCone-Richland-Dawson-Prairie-Wibaux-
Southwest Phillips-
Including the cities of Winnett, Jordan, Circle, Sidney, 
Fairview, Glendive, Richey, Terry, Wibaux, and Zortman
121 PM MST Tue Dec 28 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST
THURSDAY...

* WHAT...Very cold wind chills. Wind chills as low as 35 below 
  zero.

* WHERE...Portions of northeast Montana.

* WHEN...Until 8 AM MST Thursday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
614 
WWUS45 KGGW 290956
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
256 AM MST Wed Dec 29 2021

MTZ016>020-059-061-062-300000-
/O.CON.KGGW.WC.W.0003.000000T0000Z-211230T1500Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Whitewater, Opheim, and Culbertson
256 AM MST Wed Dec 29 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 50 
  below zero.

* WHERE...Portions of northeast Montana north of the Missouri 
  River.

* WHEN...Until 8 AM MST Thursday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021>027-060-300000-
/O.CON.KGGW.WC.Y.0016.000000T0000Z-211230T1500Z/
Petroleum-Garfield-McCone-Richland-Dawson-Prairie-Wibaux-
Southwest Phillips-
Including the cities of Winnett, Jordan, Circle, Sidney, 
Fairview, Glendive, Richey, Terry, Wibaux, and Zortman
256 AM MST Wed Dec 29 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST
THURSDAY...

* WHAT...Very cold wind chills. Wind chills as low as 35 below 
  zero.

* WHERE...Portions of northeast Montana south of the Missouri
  River.

* WHEN...Until 8 AM MST Thursday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
549 
WWUS45 KGGW 292043
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
143 PM MST Wed Dec 29 2021

MTZ016>020-059-061-062-301200-
/O.CON.KGGW.WC.W.0003.000000T0000Z-211230T1500Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Whitewater, Opheim, and Culbertson
143 PM MST Wed Dec 29 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

* WHAT...Dangerously cold wind chills, from 40 to 50 below zero.

* WHERE...Portions of northeast Montana north of the Missouri
  River.

* WHEN...Until 8 AM MST Thursday.

* IMPACTS...The dangerously cold wind chills could cause frostbite
  on exposed skin in 5 to 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021>027-060-301200-
/O.CON.KGGW.WC.Y.0016.000000T0000Z-211230T1500Z/
Petroleum-Garfield-McCone-Richland-Dawson-Prairie-Wibaux-
Southwest Phillips-
Including the cities of Winnett, Jordan, Circle, Sidney, 
Fairview, Glendive, Richey, Terry, Wibaux, and Zortman
143 PM MST Wed Dec 29 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST
THURSDAY...

* WHAT...Very cold wind chills. Wind chills from 25 to 35 below 
  zero.

* WHERE...Portions of northeast Montana south of the Missouri
  River.

* WHEN...Until 8 AM MST Thursday.

* IMPACTS...The dangerously cold wind chills could cause frostbite
  on exposed skin in as little as 10 to 15 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
251 
WWUS45 KGGW 300445
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
945 PM MST Wed Dec 29 2021

MTZ016>020-059-061-062-301500-
/O.CON.KGGW.WC.W.0003.000000T0000Z-211230T1500Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Whitewater, Opheim, and Culbertson
945 PM MST Wed Dec 29 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

* WHAT...Dangerously cold wind chills, from 40 to 50 below zero.

* WHERE...Portions of northeast Montana north of the Missouri 
  River.

* WHEN...Until 8 AM MST Thursday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in 5 to 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021>027-060-301500-
/O.CON.KGGW.WC.Y.0016.000000T0000Z-211230T1500Z/
Petroleum-Garfield-McCone-Richland-Dawson-Prairie-Wibaux-
Southwest Phillips-
Including the cities of Winnett, Jordan, Circle, Sidney, 
Fairview, Glendive, Richey, Terry, Wibaux, and Zortman
945 PM MST Wed Dec 29 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST
THURSDAY...

* WHAT...Very cold wind chills. Wind chills from 25 to 35 below 
  zero.

* WHERE...Portions of northeast Montana south of the Missouri 
  River.

* WHEN...Until 8 AM MST Thursday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 to 15 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
502 
WWUS45 KGGW 300930
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
230 AM MST Thu Dec 30 2021

MTZ016>020-059-061-062-302330-
/O.EXT.KGGW.WC.W.0003.000000T0000Z-220101T1800Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Whitewater, Opheim, and Culbertson
230 AM MST Thu Dec 30 2021

...WIND CHILL WARNING NOW IN EFFECT UNTIL 11 AM MST SATURDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 50 
  below zero.

* WHERE...Portions of northeast Montana north of the Missouri
  River.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021>027-060-302330-
/O.EXT.KGGW.WC.Y.0016.000000T0000Z-220101T1800Z/
Petroleum-Garfield-McCone-Richland-Dawson-Prairie-Wibaux-
Southwest Phillips-
Including the cities of Winnett, Jordan, Circle, Sidney, 
Fairview, Glendive, Richey, Terry, Wibaux, and Zortman
230 AM MST Thu Dec 30 2021

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 11 AM MST SATURDAY...

* WHAT...Very cold wind chills. Wind chills as low as 35 below 
  zero.

* WHERE...Portions of northeast Montana south of the Missouri
  River.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
058 
WWUS45 KGGW 302026
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
126 PM MST Thu Dec 30 2021

MTZ024-311200-
/O.UPG.KGGW.WC.Y.0016.000000T0000Z-220101T1800Z/
/O.EXA.KGGW.WC.W.0003.000000T0000Z-220101T1800Z/
Richland-
Including the cities of Sidney and Fairview
126 PM MST Thu Dec 30 2021

...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST SATURDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 50 
  below zero.

* WHERE...Richland County.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ016>020-059-061-062-311200-
/O.CON.KGGW.WC.W.0003.000000T0000Z-220101T1800Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Northern Phillips-
Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Whitewater, Opheim, and Culbertson
126 PM MST Thu Dec 30 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST
SATURDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 55 
  below zero.

* WHERE...Portions of northeast Montana.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 5 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021>023-025>027-060-311200-
/O.CON.KGGW.WC.Y.0016.000000T0000Z-220101T1800Z/
Petroleum-Garfield-McCone-Dawson-Prairie-Wibaux-
Southwest Phillips-
Including the cities of Winnett, Jordan, Circle, Glendive, 
Richey, Terry, Wibaux, and Zortman
126 PM MST Thu Dec 30 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
SATURDAY...

* WHAT...Very cold wind chills. Wind chills as low as 35 below 
  zero.

* WHERE...Portions of northeast Montana.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...The dangerously cold wind chills could cause frostbite
  on exposed skin in as little as 15 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
346 
WWUS45 KGGW 310959
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
259 AM MST Fri Dec 31 2021

MTZ023-025-027-010000-
/O.UPG.KGGW.WC.Y.0016.000000T0000Z-220101T1800Z/
/O.EXA.KGGW.WC.W.0003.000000T0000Z-220101T1800Z/
McCone-Dawson-Wibaux-
Including the cities of Circle, Glendive, Richey, and Wibaux
259 AM MST Fri Dec 31 2021

...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST SATURDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 45 
  below zero.

* WHERE...McCone, Dawson and Wibaux Counties.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ016>020-024-059-061-062-010000-
/O.CON.KGGW.WC.W.0003.000000T0000Z-220101T1800Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-Richland-Northern Phillips-
Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Sidney, Fairview, Whitewater, Opheim, and Culbertson
259 AM MST Fri Dec 31 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST
SATURDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 55 
  below zero.

* WHERE...Portions of northeast Montana.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 5 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021-022-026-060-010000-
/O.CON.KGGW.WC.Y.0016.000000T0000Z-220101T1800Z/
Petroleum-Garfield-Prairie-Southwest Phillips-
Including the cities of Winnett, Jordan, Terry, and Zortman
259 AM MST Fri Dec 31 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
SATURDAY...

* WHAT...Very cold wind chills. Wind chills as low as 40 below 
  zero.

* WHERE...Southwest Phillips, Prairie, Petroleum and Garfield 
  Counties.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
588 
WWUS45 KGGW 311701 
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
1001 AM MST Fri Dec 31 2021

MTZ016>020-023>025-027-059-061-062-011115-
/O.CON.KGGW.WC.W.0003.000000T0000Z-220101T1800Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-McCone-Richland-Dawson-Wibaux-
Northern Phillips-Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Circle, Sidney, Fairview, Glendive, Richey, Wibaux, Whitewater, 
Opheim, and Culbertson
1001 AM MST Fri Dec 31 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST
SATURDAY...

* WHAT...Dangerously cold wind chills. Wind chills as low as 50 
  below zero.

* WHERE...Portions of northeast Montana.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 5 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021-022-026-060-011115-
/O.CON.KGGW.WC.Y.0016.000000T0000Z-220101T1800Z/
Petroleum-Garfield-Prairie-Southwest Phillips-
Including the cities of Winnett, Jordan, Terry, and Zortman
1001 AM MST Fri Dec 31 2021

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
SATURDAY...

* WHAT...Very cold wind chills. Wind chills as low as 40 below 
  zero.

* WHERE...Southwest Phillips, Prairie, Petroleum and Garfield 
  Counties.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
859 
WWUS45 KGGW 011002
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
302 AM MST Sat Jan 1 2022

MTZ016>020-023>025-027-059-061-062-011800-
/O.CON.KGGW.WC.W.0003.000000T0000Z-220101T1800Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-McCone-Richland-Dawson-Wibaux-
Northern Phillips-Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Glasgow, Fort Peck, Hinsdale, 
Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, Poplar, 
Circle, Sidney, Fairview, Glendive, Richey, Wibaux, Whitewater, 
Opheim, and Culbertson
302 AM MST Sat Jan 1 2022

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS
MORNING...

* WHAT...Dangerously cold wind chills. Wind chills as low as 50 
  below zero.

* WHERE...Most of northeast Montana.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

MTZ021-022-026-060-011800-
/O.CON.KGGW.WC.Y.0016.000000T0000Z-220101T1800Z/
Petroleum-Garfield-Prairie-Southwest Phillips-
Including the cities of Winnett, Jordan, Terry, and Zortman
302 AM MST Sat Jan 1 2022

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS
MORNING...

* WHAT...Very cold wind chills. Wind chills as low as 40 below 
  zero.

* WHERE...Southwest Phillips, Prairie, Petroleum and Garfield 
  Counties.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$
087 
WWUS45 KGGW 011753 AAA
WSWGGW

URGENT - WINTER WEATHER MESSAGE...UPDATED
National Weather Service Glasgow MT
1053 AM MST Sat Jan 1 2022

MTZ016>020-023>025-027-059-061-062-021200-
/O.EXP.KGGW.WC.W.0003.000000T0000Z-220101T1800Z/
/O.EXB.KGGW.WC.Y.0016.220101T1800Z-220102T1700Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Sheridan-Western Roosevelt-McCone-Richland-Dawson-Wibaux-
Northern Phillips-Northern Valley-Eastern Roosevelt-
Including the cities of Malta, Saco, Glasgow, Fort Peck, 
Hinsdale, Frazer, Scobey, Plentywood, Medicine Lake, Wolf Point, 
Poplar, Circle, Sidney, Fairview, Glendive, Richey, Wibaux, 
Whitewater, Opheim, and Culbertson
1053 AM MST Sat Jan 1 2022

...WIND CHILL ADVISORY IN EFFECT UNTIL 10 AM MST SUNDAY...
...WIND CHILL WARNING WILL EXPIRE AT 11 AM MST THIS MORNING...

* WHAT...Very cold wind chills expected. Wind chills as low as 
  35 below zero.

* WHERE...Portions of northeast Montana.

* WHEN...Until 10 AM MST Sunday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$

MTZ021-060-011900-
/O.EXP.KGGW.WC.Y.0016.000000T0000Z-220101T1800Z/
Petroleum-Southwest Phillips-
Including the cities of Winnett and Zortman
1053 AM MST Sat Jan 1 2022

...WIND CHILL ADVISORY WILL EXPIRE AT 11 AM MST THIS MORNING...

Temperatures have now risen enough, and will remain so, to allow
concerns for dangerous wind chill to diminish and no longer pose
as much of a threat.

$$

MTZ022-026-021200-
/O.EXT.KGGW.WC.Y.0016.000000T0000Z-220102T1700Z/
Garfield-Prairie-
Including the cities of Jordan and Terry
1053 AM MST Sat Jan 1 2022

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 10 AM MST SUNDAY...

* WHAT...Very cold wind chills. Wind chills as low as 25 below 
  zero.

* WHERE...Prairie and Garfield Counties.

* WHEN...Mainly later this afternoon until 10 AM MST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$

The office that day

Everything else NWS Glasgow, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 26, 2:13 PM MSTWind Chill AdvisoryGGWDawson, Garfield, McCone, Petroleum, Phillips, Prairie and 3 more7 days

Nearby

Wind Chill Warnings in Montana, 2021Every wind chill warning in 2021

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.