Winter Storm Watch issued February 18 at 1:28PM MST until February 22 at 5:00AM MST by NWS Great Falls MT
* WHAT...Ground Blizzard conditions possible. Winds could gust as high as 45 to 55 mph. * WHERE...Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...From Thursday afternoon through late Friday night. * IMPACTS...Significant reductions in visibility and the potential for impassable roadways due to blowing and drifting snow, most notably on US Hwy 2 and 89 along the Rocky Mountain Front and on any road across the Blackfeet Nation. * ADDITIONAL DETAILS...Southwest to westerly winds will begin to increase along the Rocky Mountain Front by Thursday morning and remain strong and gusty through the remainder of the work week
Winter Weather Advisory issued February 18 at 1:28PM MST until February 20 at 12:00PM MST by NWS Great Falls MT
* WHAT...For the first Winter Weather Advisory, snow. Additional snow accumulations up to one inch. For the second Winter Weather Advisory, snow expected. Total snow accumulations between 1 and 3 inches at lower elevations, with 3 to 6 inches at and above pass level. * WHERE...Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...For the first Winter Weather Advisory, until 7 PM MST this evening. For the second Winter Weather Advisory, from 5 PM Wednesday to noon MST Thursday. * IMPACTS...Plan on slippery road conditions.
Winter Weather Advisory issued February 18 at 1:28PM MST until February 20 at 8:00AM MST by NWS Great Falls MT
* WHAT...Snow expected. Total snow accumulations up to two inches at lower elevations, with up to 5 inches at and above pass level. * WHERE...Ruby Mountains and Southern Beaverhead Mountains. * WHEN...From 2 PM Wednesday to 8 AM MST Thursday. * IMPACTS...Plan on slippery road conditions.
Winter Weather Advisory issued February 18 at 1:28PM MST until February 18 at 7:00PM MST by NWS Great Falls MT
* WHAT...For the first Winter Weather Advisory, snow. Additional snow accumulations up to one inch. For the second Winter Weather Advisory, snow expected. Total snow accumulations between 1 and 3 inches at lower elevations, with up to 5 inches at and above pass level. * WHERE...Northwest Beaverhead County. * WHEN...For the first Winter Weather Advisory, until 7 PM MST this evening. For the second Winter Weather Advisory, from 2 PM Wednesday to 8 AM MST Thursday. * IMPACTS...Plan on slippery road conditions.
Extreme Cold Warning issued February 18 at 12:42PM MST until February 19 at 12:00PM MST by NWS Great Falls MT
* WHAT...Dangerously cold wind chills as low as 40 below. * WHERE...Judith Basin County and Judith Gap and Northern High Plains. * WHEN...Until noon MST Wednesday. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes.
Cold Weather Advisory issued February 18 at 12:42PM MST until February 19 at 12:00PM MST by NWS Great Falls MT
* WHAT...Very cold wind chills as low as 35 below. * WHERE...Snowy and Judith Mountains, Cascade County below 5000ft, and Southern High Plains. * WHEN...Until noon MST Wednesday. * IMPACTS...The dangerously cold wind chills as low as 35 below zero could cause frostbite on exposed skin in as little as 10 minutes.
Flood Advisory issued February 18 at 12:41PM MST until February 19 at 12:00PM MST by NWS Great Falls MT
* WHAT...Flooding caused by an ice jam continues. * WHERE...For the Ennis Lions Club Park, in Ennis, MT. * WHEN...Until noon MST Wednesday. * IMPACTS...Minor flooding will occur in the Ennis Lions Club Park along the Madison River. * ADDITIONAL DETAILS... - At 1239 PM MST, emergency management reported an ice jam was causing minor flooding in the Ennis Lions Club Park on the Madison River. - The ice jam is beginning to break up, but it will likely take until late Wednesday morning before the water recedes. - Some locations that will experience flooding include... Ennis Lions Club Park.
Extreme Cold Warning issued February 18 at 1:41PM CST until February 19 at 10:00AM CST by NWS Sioux Falls SD
* WHAT...For the Cold Weather Advisory, very cold wind chills as low as 30 below zero. For the Extreme Cold Warning, dangerously cold wind chills as low as 40 below zero expected. * WHERE...A portion of southwest Minnesota. * WHEN...For the Cold Weather Advisory, until 9 PM CST this evening. For the Extreme Cold Warning, from 9 PM this evening to 10 AM CST Wednesday. * IMPACTS...The dangerously cold wind chills as low as 40 below zero could cause frostbite on exposed skin in as little as 10 minutes.
Cold Weather Advisory issued February 18 at 1:41PM CST until February 18 at 9:00PM CST by NWS Sioux Falls SD
* WHAT...For the Cold Weather Advisory, very cold wind chills as low as 30 below zero. For the Extreme Cold Warning, dangerously cold wind chills as low as 40 below zero expected. * WHERE...A portion of southwest Minnesota. * WHEN...For the Cold Weather Advisory, until 9 PM CST this evening. For the Extreme Cold Warning, from 9 PM this evening to 10 AM CST Wednesday. * IMPACTS...The dangerously cold wind chills as low as 40 below zero could cause frostbite on exposed skin in as little as 10 minutes.
Cold Weather Advisory issued February 18 at 1:41PM CST until February 19 at 10:00AM CST by NWS Sioux Falls SD
* WHAT...Very cold wind chills as low as 34 below zero expected. * WHERE...Portions of northwest Iowa, southwest Minnesota, and south central and southeast South Dakota. * WHEN...From 9 PM this evening to 10 AM CST Wednesday. * IMPACTS...The dangerously cold wind chills as low as 35 below zero could cause frostbite on exposed skin in as little as 10 minutes.