Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Hazardous Weather Conditions

Winter Weather Advisory until February 19, 05:00 AM MST

Current conditions at

Henry's Lake (ITD55)

Lat: 44.61831°NLon: 111.33548°WElev: 6617.0ft.

light snow

20°F

-7°C

Humidity	85%
Wind Speed	ENE 3 MPH
Barometer	NA
Dewpoint	16°F (-9°C)
Visibility	0.62 mi
Last update	18 Feb 03:45 AM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

13 Miles NNW Island Park ID

Winter Weather Advisory February 18, 04:06am until February 19, 05:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory February 18, 04:06am until February 19, 05:00am
NOW until 5:00am Thu
Winter Weather Advisory
Overnight
Low: 11 °F
Heavy Snow
Wednesday
High: 17 °F
Chance Snow
then Snow
Wednesday Night
Low: 0 °F
Snow Likely
then Chance
Snow
Thursday
High: 10 °F
Snow Likely
Thursday Night
Low: -4 °F
Chance Snow
then Mostly
Cloudy
Friday
High: 12 °F
Chance Snow
Friday Night
Low: -2 °F
Chance Snow
then Partly
Cloudy
Saturday
High: 14 °F
Slight Chance
Snow

Detailed Forecast

Overnight

Snow likely. The snow could be heavy at times. Mostly cloudy, with a steady temperature around 11. Wind chill values as low as -5. South wind around 13 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 5 inches possible.

Wednesday

Snow, mainly after 11am. High near 17. Wind chill values as low as -3. South wind 11 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Wednesday Night

Snow likely, mainly before 11pm. Mostly cloudy, with a low around 0. Wind chill values as low as -15. North northwest wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Thursday

Snow likely. Mostly cloudy and cold, with a high near 10. Wind chill values as low as -15. North northwest wind 10 to 14 mph becoming southwest in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

Thursday Night

A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around -4. Southwest wind 9 to 14 mph becoming west northwest after midnight. Winds could gust as high as 21 mph. New snow accumulation of less than a half inch possible.

Friday

A 40 percent chance of snow after 11am. Partly sunny, with a high near 12. New snow accumulation of less than a half inch possible.

Friday Night

A 30 percent chance of snow before 11pm. Partly cloudy, with a low around -2. New snow accumulation of less than a half inch possible.

Saturday

A 20 percent chance of snow after 11am. Mostly sunny, with a high near 14.

Saturday Night

Partly cloudy, with a low around 3.

Sunday

Partly sunny, with a high near 25.

Sunday Night

A 20 percent chance of snow. Partly cloudy, with a low around 12.