* WHAT…For the Cold Weather Advisory, very cold wind chills from
25 below to 35 below expected. For the Extreme Cold Watch,
dangerously cold wind chills as low as 50 below possible.
* WHERE…Most of northeast Montana.
* WHEN…For the Cold Weather Advisory, from 9 PM this evening to 2
PM MST Sunday. For the Extreme Cold Watch, from Sunday evening
through Wednesday morning.
* IMPACTS…The dangerously cold wind chills as low as 50 below zero
could cause frostbite on exposed skin in as little as 10 minutes.
Frostbite and hypothermia will occur if unprotected skin is
exposed to these temperatures.
No watches are valid as of Sun Apr 20 12:21:02 UTC 2025.
No Mesoscale Discussions are in effect as of Sun Apr 20 12:21:02 UTC 2025.
Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0323 AM…
The National Weather Service in Grand Junction has issued a Fire Weather Watch below 7000…
* WHAT...For the first Freeze Warning, sub-freezing temperatures as low as 20 expected. For the…
* WHAT...For the Dense Fog Advisory, visibility a quarter mile or less in dense fog.…
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