574
FPUS55 KMSO 172031
ZFPMSO

Zone Forecast Product
National Weather Service Missoula MT
230 PM MDT Sun Aug 17 2025

MTZ001-181000-
Kootenai/Cabinet Region-
Including the cities of Libby and Eureka
231 PM MDT Sun Aug 17 2025

.TONIGHT...Mostly clear until early morning then becoming mostly
cloudy. Lows in the mid 40s to lower 50s.
.MONDAY...Partly cloudy with a slight chance of rain showers.
Slight chance of thunderstorms in the afternoon. Chance of
precipitation 20 percent. Highs in the 80s.
.MONDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.TUESDAY...Sunny. Highs in the upper 80s to mid 90s.
.TUESDAY NIGHT...Mostly clear. Lows in the 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s to mid
50s.
.THURSDAY...Mostly sunny. Highs in the 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.FRIDAY...Sunny. Highs in the mid 80s to lower 90s.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SATURDAY...Sunny. Highs in the upper 80s to mid 90s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SUNDAY...Sunny. Highs in the upper 80s to mid 90s.

$$

MTZ002-181000-
West Glacier Region-
Including the city of Swan Lake
231 PM MDT Sun Aug 17 2025

.TONIGHT...Mostly clear. Haze late in the night. Lows in the
upper 40s to mid 50s.
.MONDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the mid 70s to lower
80s.
.MONDAY NIGHT...Mostly clear. Lows in the 50s to lower 60s.
.TUESDAY...Mostly sunny. Highs in the 80s.
.TUESDAY NIGHT...Partly cloudy. A 20 percent chance of showers
and thunderstorms in the evening. Lows in the mid 50s to lower
60s.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s to mid
50s.
.THURSDAY...Mostly sunny. Highs in the 70s.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.FRIDAY...Mostly sunny. Highs in the 70s.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SATURDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SUNDAY...Mostly sunny. Highs in the upper 70s to mid 80s.

$$

MTZ003-181000-
Flathead/Mission Valleys-
Including the cities of Kalispell, Polson, and St. Ignatius
231 PM MDT Sun Aug 17 2025

.TONIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.MONDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the 80s.
.MONDAY NIGHT...Mostly clear. Lows in the 50s.
.TUESDAY...Mostly sunny. Highs in the upper 80s to mid 90s.
.TUESDAY NIGHT...Partly cloudy. A 20 percent chance of showers
and thunderstorms in the evening. Lows in the 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s to mid
50s.
.THURSDAY...Sunny. Highs in the 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.FRIDAY...Sunny. Highs in the 80s.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SATURDAY...Sunny. Highs in the mid 80s to lower 90s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SUNDAY...Mostly sunny. Highs in the mid 80s to lower 90s.

$$

MTZ004-181000-
Lower Clark Fork Region-
Including the cities of Noxon, Thompson Falls, and Superior
231 PM MDT Sun Aug 17 2025

.TONIGHT...Mostly clear until early morning then becoming mostly
cloudy. Lows in the upper 40s to mid 50s.
.MONDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the 80s.
.MONDAY NIGHT...Mostly clear. Lows in the 50s to lower 60s.
.TUESDAY...Mostly sunny. Highs in the upper 80s to mid 90s.
.TUESDAY NIGHT...Partly cloudy. A 20 percent chance of showers
and thunderstorms in the evening. Lows in the 50s to lower 60s.
.WEDNESDAY...Mostly sunny. Highs in the 80s to lower 90s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s to mid
50s.
.THURSDAY...Sunny. Highs in the 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.FRIDAY...Sunny. Highs in the 80s to lower 90s.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SATURDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.SATURDAY NIGHT...Mostly clear. Lows in the 50s.
.SUNDAY...Mostly sunny. Highs in the mid 80s to lower 90s.

$$

MTZ005-181000-
Missoula/Bitterroot Valleys-
Including the cities of Hamilton and Darby
231 PM MDT Sun Aug 17 2025

.TONIGHT...Partly cloudy. Chance of rain showers and a slight
chance of thunderstorms early in the evening, then chance of rain
showers late in the evening. Haze early in the evening. Chance of
precipitation 30 percent. Lows in the lower to mid 50s.
.MONDAY...Mostly cloudy. A 30 percent chance of showers and
thunderstorms in the afternoon. Highs in the mid to upper 80s.
.MONDAY NIGHT...Mostly clear. Lows in the 50s.
.TUESDAY...Mostly sunny. Highs in the lower to mid 90s.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of
showers and thunderstorms in the evening, then partly cloudy
after midnight. Lows in the mid to upper 50s.
.WEDNESDAY...Mostly sunny. Highs near 90.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower to mid 50s.
.THURSDAY...Sunny. Highs in the 80s.
.THURSDAY NIGHT...Mostly clear. Lows near 50.
.FRIDAY...Sunny. Highs near 90.
.FRIDAY NIGHT...Mostly clear. Lows near 50.
.SATURDAY...Mostly sunny. Highs in the lower 90s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower to mid 50s.
.SUNDAY...Mostly sunny. Highs near 90.

$$

MTZ006-181000-
Bitterroot/Sapphire Mountains-
Including the city of Sula
231 PM MDT Sun Aug 17 2025

.TONIGHT...Mostly cloudy with a chance of showers and
thunderstorms early in the evening, then mostly cloudy with a
chance of rain showers late in the evening. Partly cloudy after
midnight. Chance of precipitation 40 percent. Lows in the mid 40s
to lower 50s.
.MONDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s to mid
80s.
.MONDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.TUESDAY...Mostly sunny. Highs in the 80s to lower 90s.
.TUESDAY NIGHT...Partly cloudy. A 20 percent chance of showers
and thunderstorms in the evening. Lows in the upper 40s to mid
50s.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 40s to lower
50s.
.THURSDAY...Sunny. Highs in the mid 70s to lower 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.FRIDAY...Sunny. Highs in the upper 70s to mid 80s.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SATURDAY...Mostly sunny. Highs in the 80s.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid
50s.
.SUNDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s to mid
80s.

$$

MTZ007-181000-
Butte/Blackfoot Region-
Including the cities of Anaconda, Deer Lodge, and Drummond
231 PM MDT Sun Aug 17 2025

.TONIGHT...Mostly cloudy with a chance of showers and
thunderstorms early in the evening, then mostly cloudy with a
chance of rain showers late in the evening. Mostly clear after
midnight. Chance of precipitation 40 percent. Lows in the mid 40s
to lower 50s.
.MONDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s to mid
80s. Southwest winds to 15 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.TUESDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.TUESDAY NIGHT...Partly cloudy. A 20 percent chance of showers
and thunderstorms in the evening. Lows in the upper 40s to mid
50s.
.WEDNESDAY...Mostly sunny. Highs in the 80s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s to lower
50s.
.THURSDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the 40s to lower 50s.
.FRIDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.FRIDAY NIGHT...Mostly clear. Lows in the 40s to lower 50s.
.SATURDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SUNDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s to mid
80s.

$$

MTZ043-181000-
Potomac/Seeley Lake Region-
Including the cities of East Missoula, Seeley Lake, and Clinton
231 PM MDT Sun Aug 17 2025

.TONIGHT...Partly cloudy. Areas of smoke in the late evening and
overnight. Haze after midnight. Patchy fog late in the night.
Lows in the mid 40s to lower 50s.
.MONDAY...Partly cloudy. Haze and patchy fog in the morning. A
20 percent chance of showers and thunderstorms in the afternoon.
Highs in the 80s.
.MONDAY NIGHT...Mostly clear. Lows in the 50s.
.TUESDAY...Mostly sunny. Highs in the upper 80s to mid 90s.
.TUESDAY NIGHT...Partly cloudy. A 20 percent chance of showers
and thunderstorms in the evening. Lows in the 50s.
.WEDNESDAY...Mostly sunny. Highs in the 80s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 40s to lower
50s.
.THURSDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.FRIDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SATURDAY...Mostly sunny. Highs in the 80s to lower 90s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SUNDAY...Mostly sunny. Highs in the 80s.

$$

IDZ009-181000-
Western Lemhi County-
Including the city of Shoup
231 PM MDT Sun Aug 17 2025

.TONIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms early in the evening, then mostly
cloudy with a chance of rain showers late in the evening. Partly
cloudy after midnight. Chance of precipitation 30 percent. Lows
in the 50s.
.MONDAY...Mostly sunny. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the 80s.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s to lower 60s.
.TUESDAY...Sunny. Highs in the upper 80s to mid 90s.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s to lower 60s.
.WEDNESDAY...Mostly sunny. Highs in the 80s to lower 90s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the 50s.
.THURSDAY...Sunny. Highs in the 80s.
.THURSDAY NIGHT...Clear. Lows in the 50s.
.FRIDAY...Sunny. Highs in the mid 80s to lower 90s.
.FRIDAY NIGHT...Mostly clear. Lows in the 50s to lower 60s.
.SATURDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 50s to lower
60s.
.SUNDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the 80s.

$$

IDZ010-181000-
Eastern Lemhi County-
Including the cities of Salmon and Leadore
231 PM MDT Sun Aug 17 2025

.TONIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms early in the evening, then mostly
cloudy with a chance of rain showers late in the evening. Mostly
clear after midnight. Chance of precipitation 40 percent. Lows in
the upper 40s to mid 50s.
.MONDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s to mid
80s. South winds to 15 mph.
.MONDAY NIGHT...Mostly clear. Lows in the 50s. South winds to
15 mph.
.TUESDAY...Sunny. Highs in the mid 80s to lower 90s. South winds
to 15 mph.
.TUESDAY NIGHT...Partly cloudy. A 20 percent chance of showers
and thunderstorms in the evening. Lows in the 50s. Southwest
winds 15 to 20 mph.
.WEDNESDAY...Partly cloudy. Highs in the 80s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s to mid
50s.
.THURSDAY...Sunny. Highs in the 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.FRIDAY...Sunny. Highs in the 80s to lower 90s.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SATURDAY...Mostly sunny. Highs in the 80s to lower 90s.
.SATURDAY NIGHT...Partly cloudy. Lows in the 50s.
.SUNDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the 80s.

$$

IDZ005-181000-
Northern Clearwater Mountains-
Including the cities of Pierce and Elk River
131 PM PDT Sun Aug 17 2025

.TONIGHT...Mostly clear until early morning then becoming mostly
cloudy. Lows in the mid 40s to lower 50s.
.MONDAY...Partly cloudy. Highs in the 80s to lower 90s.
.MONDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.TUESDAY...Sunny. Highs in the mid 80s to lower 90s.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.WEDNESDAY...Sunny. Highs in the 80s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 40s to lower
50s.
.THURSDAY...Sunny. Highs in the 80s.
.THURSDAY NIGHT...Clear. Lows in the 40s to lower 50s.
.FRIDAY...Sunny. Highs in the upper 80s to mid 90s.
.FRIDAY NIGHT...Clear. Lows in the mid 40s to lower 50s.
.SATURDAY...Sunny. Highs in the 90s.
.SATURDAY NIGHT...Mostly clear. Lows in the 50s.
.SUNDAY...Mostly sunny. Highs in the upper 80s to mid 90s.

$$

IDZ006-181000-
Southern Clearwater Mountains-
Including the cities of Powell, Elk City, and Dixie
131 PM PDT Sun Aug 17 2025

.TONIGHT...Partly cloudy with a slight chance of rain showers.
Slight chance of thunderstorms early in the evening. Chance of
precipitation 20 percent. Lows 44 to 59.
.MONDAY...Partly cloudy with a slight chance of rain showers.
Slight chance of thunderstorms in the afternoon. Chance of
precipitation 20 percent. Highs 77 to 92.
.MONDAY NIGHT...Mostly clear. Patchy fog after midnight. Lows
45 to 60.
.TUESDAY...Sunny. Patchy fog in the morning. Highs 80 to 95.
.TUESDAY NIGHT...Mostly clear. A 20 percent chance of showers and
thunderstorms in the evening. Lows 44 to 59.
.WEDNESDAY...Mostly sunny. Highs 74 to 89.
.WEDNESDAY NIGHT...Mostly clear. Lows 42 to 57.
.THURSDAY...Sunny. Highs 75 to 90.
.THURSDAY NIGHT...Clear. Lows 41 to 56.
.FRIDAY...Sunny. Highs 81 to 96.
.FRIDAY NIGHT...Mostly clear. Lows 45 to 60.
.SATURDAY...Mostly sunny. Highs 84 to 99.
.SATURDAY NIGHT...Mostly clear. Lows 48 to 63.
.SUNDAY...Mostly sunny. Highs 81 to 96.

$$

IDZ007-181000-
Orofino/Grangeville Region-
Including the city of Kooskia
131 PM PDT Sun Aug 17 2025

.TONIGHT...Partly cloudy with a slight chance of rain showers.
Slight chance of thunderstorms early in the evening. Areas of
smoke early in the evening. Chance of precipitation 20 percent.
Lows in the mid 50s to lower 60s.
.MONDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s to lower 60s.
.TUESDAY...Sunny. Highs in the upper 80s to mid 90s.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s to lower 60s.
.WEDNESDAY...Sunny. Highs in the 80s to lower 90s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the 50s to lower 60s.
.THURSDAY...Sunny. Highs in the mid 80s to lower 90s.
.THURSDAY NIGHT...Clear. Lows in the 50s.
.FRIDAY...Sunny. Highs in the 80s to upper 90s.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s to lower 60s.
.SATURDAY...Mostly sunny. Highs 93 to 101.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 50s to mid 60s.
.SUNDAY...Mostly sunny. Highs in the 90s.

$$

IDZ008-181000-
Lower Hells Canyon/Salmon River Region-
Including the cities of Riggins and White Bird
131 PM PDT Sun Aug 17 2025

.TONIGHT...Partly cloudy with a chance of rain showers and a
slight chance of thunderstorms early in the evening, then mostly
cloudy with a chance of rain showers in the late evening and
overnight. Chance of precipitation 30 percent. Lows in the upper
50s to mid 60s.
.MONDAY...Mostly sunny. Highs in the mid 80s to upper 90s.
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s to mid 60s.
.TUESDAY...Sunny, hot. Highs upper 80s to 100.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s to mid 60s.
.WEDNESDAY...Mostly sunny. Highs 82 to 95.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 50s to mid
60s.
.THURSDAY...Sunny. Highs in the lower 80s to mid 90s.
.THURSDAY NIGHT...Clear. Lows in the upper 50s to mid 60s.
.FRIDAY...Sunny. Highs 88 to 101.
.FRIDAY NIGHT...Mostly clear. Lows in the 60s.
.SATURDAY...Mostly sunny. Highs 92 to 105.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 60s to lower 70s.
.SUNDAY...Mostly sunny. Highs 87 to 100.

$$