Cold Weather Advisory issued February 11 at 10:33AM MST until February 12 at 11:00AM MST by NWS Glasgow MT
* WHAT...Very cold wind chills as low as 35 below expected. * WHERE...A portion of northeast Montana. * WHEN...Until 11 AM 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. * ADDITIONAL DETAILS...The coldest wind chills will be late tonight and early Wednesday morning.
Extreme Cold Warning issued February 11 at 10:33AM MST until February 12 at 11:00AM MST by NWS Glasgow MT
* WHAT...Dangerously cold wind chills as low as 40 below at times. * WHERE...Daniels, Northern Phillips, Northern Valley, and Sheridan Counties. * WHEN...Until 11 AM MST 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. * ADDITIONAL DETAILS...The coldest wind chills will be late tonight and early Wednesday morning.
Winter Storm Watch issued February 11 at 1:37PM MST until February 14 at 11:00AM MST by NWS Boise ID
* WHAT...Heavy snow possible. Total snow accumulations between 3 and 6 inches possible in the valleys and 6 to 12 inches possible in the mountains. Winds could gust as high as 35 mph causing areas of blowing and drifting snow. * WHERE...Portions of south central, southwest, and west central Idaho and northeast and southeast Oregon. * WHEN...From late Wednesday night through Friday morning. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult. The hazardous conditions could impact the Thursday morning and evening commutes.
Extreme Cold Warning issued February 11 at 1:32PM MST until February 13 at 10:00AM MST by NWS Pocatello ID
* WHAT...For the first Extreme Cold Warning, dangerously cold wind chills as low as 24 below expected. For the second Extreme Cold Warning, dangerously cold wind chills as low as 25 below expected. * WHERE...Arco/Mud Lake Desert and Upper Snake River Plain. * WHEN...For the first Extreme Cold Warning, from 8 PM this evening to 10 AM MST Wednesday. For the second Extreme Cold Warning, from 9 PM Wednesday to 10 AM MST Thursday. * IMPACTS...The dangerously cold wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes.
Extreme Cold Warning issued February 11 at 1:32PM MST until February 12 at 10:00AM MST by NWS Pocatello ID
* WHAT...For the first Extreme Cold Warning, dangerously cold wind chills as low as 24 below expected. For the second Extreme Cold Warning, dangerously cold wind chills as low as 25 below expected. * WHERE...Arco/Mud Lake Desert and Upper Snake River Plain. * WHEN...For the first Extreme Cold Warning, from 8 PM this evening to 10 AM MST Wednesday. For the second Extreme Cold Warning, from 9 PM Wednesday to 10 AM MST Thursday. * IMPACTS...The dangerously cold wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes.
Cold Weather Advisory issued February 11 at 1:06PM MST until February 13 at 10:00AM MST by NWS Boise ID
* WHAT...Very cold temperatures as low as 25 below zero in the higher Idaho basins, 15 below in eastern Oregon, 5 below zero in the Idaho valleys. Wednesday morning will be the coldest period. * WHERE...Portions of south central, southwest, and west central Idaho and southeast Oregon. * WHEN...Until 10 AM MST Thursday. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Very cold temperatures can lead to hypothermia with prolonged exposure.
Extreme Cold Warning issued February 11 at 1:06PM MST until February 13 at 10:00AM MST by NWS Boise ID
* WHAT...Dangerously cold temperatures as low as 30 below zero. * WHERE...Camas Prairie. * WHEN...Until 10 AM MST Thursday. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Very cold temperatures can lead to hypothermia with prolonged exposure.Frostbite and hypothermia.
Winter Weather Advisory issued February 11 at 2:55PM MST until February 12 at 11:00AM MST by NWS Denver CO
* WHAT...Snow. Additional snow accumulations between 2 and 5 inches. * WHERE...All of northeast and east central Colorado, including the I-25 urban corridor. * WHEN...Until 11 AM MST Wednesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Tuesday evening and Wednesday morning commutes.
Air Quality Alert issued February 11 at 7:18PM MST by NWS Phoenix AZ
* WHAT...The South Coast AQMD has issued an air quality alert due to harmful levels of particle pollution from windblown dust. * WHERE...the Banning Pass, Coachella Valley, and Eastern Riverside County. Levels of particle pollution can vary by time and location depending on emissions and local weather conditions. * WHEN...through 5 AM Wednesday. * IMPACTS... Particle pollution can get deep into the lungs and cause serious health problems such as asthma attacks, heart and lung disease symptoms, and increased risk of lung infections. Everyone can be affected, but sensitive groups such as people with lung or heart disease, older adults
Air Quality Alert issued February 11 at 2:45PM MST by NWS Phoenix AZ
* WHAT...The Imperial County APCD has issued an air quality alert due to harmful levels of particle pollution from windblown dust. * WHERE...in the . Levels of particle pollution can vary by time and location depending on emissions and local weather conditions. * WHEN...through 10 PM Tuesday Feb 11 2025. * IMPACTS... Particle pollution can get deep into the lungs and cause serious health problems such as asthma attacks, heart and lung disease symptoms, and increased risk of lung infections. Everyone can be affected, but sensitive groups such as people with lung or heart disease, older adults, people who are