
Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >
6-10 Day Outlook |
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8-14 Day Outlook |
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One Month Outlook |
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Two Week Lead Time Forecast |
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Zero Lead Time Forecast |
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Three Month Outlook |
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Missoula![]() |
Kalispell![]() |
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| Montana | Idaho |
Historical Map
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| Northern Rockies | Northwest Montana |
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| Southwest Montana | North Central Idaho |
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| Lemhi Idaho |
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| January | February |
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| March | April |
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| May | June |
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| July | August |
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| September | October |
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| November | December |
Sun and Moon
Tides and Currents
Time
The U.S. Naval Observatory (USNO) computes astronomical data. Therefore, the NWS does not record, certify, or authenticate astronomical data. Computed times of sunrise, sunset, moonrise, moonset; and twilight, moon phases and other astronomical data are available from USNO's Astronomical Applications Department (http://www.usno.navy.mil). See http://www.usno.navy.mil/USNO/astronomical-applications/astronomical-information-center/litigation for information on using these data for legal purposes.