864
FPUS55 KMSO 202031
ZFPMSO

Zone Forecast Product
National Weather Service Missoula MT
230 PM MDT Wed Aug 20 2025

MTZ001-211000-
Kootenai/Cabinet Region-
Including the cities of Libby and Eureka
230 PM MDT Wed Aug 20 2025

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

$$

MTZ002-211000-
West Glacier Region-
Including the city of Swan Lake
230 PM MDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Lows in the upper 40s to mid 50s. West
winds to 15 mph in the evening.
.THURSDAY...Mostly sunny. Highs in the 70s.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
Northeast winds to 15 mph.
.FRIDAY...Mostly sunny. Highs in the 70s. Northeast winds to
15 mph.
.FRIDAY NIGHT...Clear. Lows in the mid 40s to lower 50s. East
winds to 15 mph.
.SATURDAY...Sunny. Highs in the upper 70s to mid 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SUNDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.SUNDAY NIGHT...Partly cloudy. Lows in the 50s.
.MONDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.MONDAY NIGHT...Mostly clear. Lows in the 50s.
.TUESDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.TUESDAY NIGHT...Mostly clear. Lows in the 50s.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s to mid 80s.

$$

MTZ003-211000-
Flathead/Mission Valleys-
Including the cities of Kalispell, Polson, and St. Ignatius
230 PM MDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Lows in the mid 40s to lower 50s. West
winds to 15 mph in the evening.
.THURSDAY...Mostly sunny. Highs in the 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.FRIDAY...Sunny. Highs in the 80s.
.FRIDAY NIGHT...Clear. Lows in the mid 40s to lower 50s.
.SATURDAY...Sunny. Highs in the mid 80s to lower 90s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SUNDAY...Partly cloudy. Highs in the mid 80s to lower 90s.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.MONDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.MONDAY NIGHT...Mostly clear. Lows in the 50s.
.TUESDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.TUESDAY NIGHT...Mostly clear. Lows in the 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s to lower 90s.

$$

MTZ004-211000-
Lower Clark Fork Region-
Including the cities of Noxon, Thompson Falls, and Superior
230 PM MDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Areas of smoke in the late evening and
overnight. Lows in the upper 40s to mid 50s. Northwest winds to
15 mph in the evening.
.THURSDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.THURSDAY NIGHT...Mostly clear. Areas of smoke. Lows in the upper
40s to mid 50s.
.FRIDAY...Mostly sunny. Highs in the 80s.
.FRIDAY NIGHT...Clear. Lows in the upper 40s to mid 50s. East
winds to 15 mph.
.SATURDAY...Sunny. Highs in the mid 80s to lower 90s.
.SATURDAY NIGHT...Mostly clear. Lows in the 50s.
.SUNDAY...Partly cloudy. Highs in the mid 80s to lower 90s.
.SUNDAY NIGHT...Partly cloudy. Lows in the 50s.
.MONDAY...Partly cloudy. Highs in the mid 80s to lower 90s.
.MONDAY NIGHT...Partly cloudy. Lows in the 50s.
.TUESDAY...Partly cloudy. Highs in the mid 80s to lower 90s.
.TUESDAY NIGHT...Partly cloudy. Lows in the 50s.
.WEDNESDAY...Partly cloudy. Highs in the mid 80s to lower 90s.

$$

MTZ005-211000-
Missoula/Bitterroot Valleys-
Including the cities of Hamilton and Darby
230 PM MDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Areas of smoke early in the evening.
Lows near 50. Northwest winds 15 to 20 mph in the evening.
.THURSDAY...Mostly sunny. Highs in the lower to mid 80s.
.THURSDAY NIGHT...Mostly clear. Areas of smoke through the night.
Lows near 50.
.FRIDAY...Mostly sunny. Highs in the mid to upper 80s.
.FRIDAY NIGHT...Mostly clear. Lows near 50. Northeast winds to
15 mph.
.SATURDAY...Mostly sunny. Highs near 90.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower to mid 50s.
.SUNDAY...Partly cloudy. Highs near 90.
.SUNDAY NIGHT...Partly cloudy. Lows in the 50s.
.MONDAY...Partly cloudy. Highs near 90.
.MONDAY NIGHT...Partly cloudy. Lows in the lower to mid 50s.
.TUESDAY...Partly cloudy. Highs near 90.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 50s.
.WEDNESDAY...Partly cloudy. Highs in the mid 80s to lower 90s.

$$

MTZ006-211000-
Bitterroot/Sapphire Mountains-
Including the city of Sula
230 PM MDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Areas of smoke until early morning. Lows
in the mid 40s to lower 50s. Northwest winds to 15 mph in the
evening.
.THURSDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.THURSDAY NIGHT...Mostly clear. Areas of smoke after midnight.
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.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid
50s.
.SUNDAY...Partly cloudy. Highs in the upper 70s to mid 80s.
.SUNDAY NIGHT...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 upper 70s to mid
80s.
.MONDAY NIGHT...Partly cloudy. A 20 percent chance of rain in the
evening. Lows in the upper 40s to mid 50s.
.TUESDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the mid 70s to lower
80s.
.TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain in
the evening. Lows in the upper 40s to mid 50s.
.WEDNESDAY...Partly cloudy. Chance of rain showers and a slight
chance of thunderstorms in the afternoon. Chance of precipitation
30 percent. Highs in the mid 70s to lower 80s.

$$

MTZ007-211000-
Butte/Blackfoot Region-
Including the cities of Anaconda, Deer Lodge, and Drummond
230 PM MDT Wed Aug 20 2025

.TONIGHT...Partly cloudy. A 30 percent chance of areas of rain in
the evening. Areas of smoke in the evening. Lows in the 40s to
lower 50s. Northwest winds to 15 mph in the evening.
.THURSDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the 40s.
.FRIDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.FRIDAY NIGHT...Mostly clear. Lows in the 40s. East winds to
15 mph.
.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. Highs in the upper 70s to mid 80s.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the upper 40s to mid 50s.
.MONDAY...Partly cloudy. Highs in the upper 70s to mid 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 40s to lower 50s.
.TUESDAY...Partly cloudy. A 20 percent chance of rain in the
afternoon. Highs in the mid 70s to lower 80s.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 40s to lower 50s.
.WEDNESDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the mid 70s to lower
80s.

$$

MTZ043-211000-
Potomac/Seeley Lake Region-
Including the cities of East Missoula, Seeley Lake, and Clinton
230 PM MDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Areas of smoke. Lows in the mid 40s to
lower 50s.
.THURSDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.THURSDAY NIGHT...Mostly clear. Areas of smoke in the evening.
Lows in the mid 40s to lower 50s.
.FRIDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.FRIDAY NIGHT...Clear. Lows in the 40s to lower 50s.
.SATURDAY...Mostly sunny. Highs in the 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SUNDAY...Partly cloudy. Highs in the 80s.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.MONDAY...Partly cloudy. Highs in the 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.TUESDAY...Partly cloudy. Highs in the 80s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.WEDNESDAY...Partly cloudy. Highs in the 80s.

$$

IDZ009-211000-
Western Lemhi County-
Including the city of Shoup
230 PM MDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Areas of smoke through the night. Lows
in the 50s. North winds to 15 mph in the evening.
.THURSDAY...Mostly sunny. Areas of smoke. Highs in the upper 70s
to mid 80s.
.THURSDAY NIGHT...Mostly clear. Areas of smoke. Lows in the 50s.
.FRIDAY...Sunny. Highs in the mid 80s to lower 90s.
.FRIDAY NIGHT...Clear. Lows in the 50s.
.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. Highs in the 80s to lower 90s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the upper 50s to mid 60s.
.MONDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the 80s.
.MONDAY NIGHT...Partly cloudy. A 20 percent chance of rain in the
evening. Lows in the mid 50s to lower 60s.
.TUESDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s to mid
80s.
.TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain in
the evening. Lows in the mid 50s to lower 60s.
.WEDNESDAY...Partly cloudy. Chance of rain showers and a slight
chance of thunderstorms in the afternoon. Chance of precipitation
30 percent. Highs in the mid 70s to lower 80s.

$$

IDZ010-211000-
Eastern Lemhi County-
Including the cities of Salmon and Leadore
230 PM MDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Areas of smoke through the night. A
20 percent chance of rain in the evening. Lows in the upper 40s
to mid 50s. Northwest winds to 15 mph in the evening.
.THURSDAY...Mostly sunny. Areas of smoke. Highs in the upper 70s
to mid 80s.
.THURSDAY NIGHT...Mostly clear. Areas of smoke in the evening.
Lows in the mid 40s to lower 50s.
.FRIDAY...Mostly sunny. Highs in the 80s.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SATURDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.SATURDAY NIGHT...Partly cloudy. Lows in the 50s.
.SUNDAY...Partly cloudy. Highs in the 80s.
.SUNDAY NIGHT...Mostly cloudy. Lows in the 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...Partly cloudy. A 20 percent chance of rain in the
evening. Lows in the upper 40s to mid 50s.
.TUESDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s to mid
80s.
.TUESDAY NIGHT...Mostly cloudy. Chance of rain showers and a
slight chance of thunderstorms in the evening. Chance of
precipitation 30 percent. Lows in the upper 40s to mid 50s.
.WEDNESDAY...Partly cloudy. Slight chance of rain in the morning,
then chance of rain showers and a slight chance of thunderstorms
in the afternoon. Chance of precipitation 40 percent. Highs in
the mid 70s to lower 80s.

$$

IDZ005-211000-
Northern Clearwater Mountains-
Including the cities of Pierce and Elk River
130 PM PDT Wed Aug 20 2025

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

$$

IDZ006-211000-
Southern Clearwater Mountains-
Including the cities of Powell, Elk City, and Dixie
130 PM PDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Patchy fog late in the night. Lows 40 to
55.
.THURSDAY...Sunny. Areas of smoke. Highs 75 to 90.
.THURSDAY NIGHT...Mostly clear. Areas of smoke in the evening.
Lows 42 to 57.
.FRIDAY...Sunny. Highs 82 to 97.
.FRIDAY NIGHT...Clear. Lows 44 to 59.
.SATURDAY...Mostly sunny. Highs 84 to 99.
.SATURDAY NIGHT...Partly cloudy. Lows 49 to 64.
.SUNDAY...Partly cloudy. Highs 82 to 97.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 49 to 64.
.MONDAY...Partly cloudy. Highs 81 to 96.
.MONDAY NIGHT...Partly cloudy. Lows 48 to 63.
.TUESDAY...Partly cloudy. Highs 80 to 95.
.TUESDAY NIGHT...Partly cloudy. Lows 48 to 63.
.WEDNESDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs 78 to 93.

$$

IDZ007-211000-
Orofino/Grangeville Region-
Including the city of Kooskia
130 PM PDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Lows in the 50s. Northwest winds to
15 mph in the evening.
.THURSDAY...Sunny. Highs in the 80s to lower 90s.
.THURSDAY NIGHT...Mostly clear. Lows in the 50s.
.FRIDAY...Sunny, hot. Highs in the 80s to upper 90s.
.FRIDAY NIGHT...Clear. Lows in the mid 50s to lower 60s.
.SATURDAY...Mostly sunny. Highs 92 to 101.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s to mid
60s.
.SUNDAY...Partly cloudy. Highs 91 to 100.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the 60s.
.MONDAY...Partly cloudy. Highs in the 80s to upper 90s.
.MONDAY NIGHT...Partly cloudy. Lows in the 60s.
.TUESDAY...Mostly sunny. Highs in the 80s to upper 90s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s to mid 60s.
.WEDNESDAY...Partly cloudy. Highs in the 80s to upper 90s.

$$

IDZ008-211000-
Lower Hells Canyon/Salmon River Region-
Including the cities of Riggins and White Bird
130 PM PDT Wed Aug 20 2025

.TONIGHT...Mostly clear. Lows in the mid 50s to lower 60s. North
winds to 15 mph in the evening.
.THURSDAY...Sunny. Highs in the 80s to lower 90s.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 50s to mid 60s.
.FRIDAY...Sunny, hot. Highs upper 80s to 100.
.FRIDAY NIGHT...Clear. Lows in the 60s.
.SATURDAY...Mostly sunny. Highs 91 to 104.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 60s to lower
70s.
.SUNDAY...Partly cloudy. Highs upper 80s to 100.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the mid 60s to lower 70s.
.MONDAY...Partly cloudy. Highs 85 to 99.
.MONDAY NIGHT...Partly cloudy. Lows in the 60s to lower 70s.
.TUESDAY...Partly cloudy. Highs 85 to 98.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows in the 60s to lower 70s.
.WEDNESDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs 82 to 95.

$$