Zone Forecast Product
Issued by NWS Missoula, MT

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FPUS55 KMSO 280931
ZFPMSO

Zone Forecast Product
National Weather Service Missoula MT
330 AM MDT Thu Aug 28 2025

...Flood watches and/or warnings have been issued for portions of
the zone forecast area. Please refer to the latest flood bulletin
for details...

MTZ001-282200-
Kootenai/Cabinet Region-
Including the cities of Libby and Eureka
330 AM MDT Thu Aug 28 2025

.TODAY...Cloudy. Areas of rain until late afternoon, then chance
of rain showers and a slight chance of thunderstorms late in the
afternoon. Chance of precipitation 50 percent. Highs in the upper
70s to mid 80s.
.TONIGHT...Mostly cloudy. Chance of rain showers and a slight
chance of thunderstorms in the evening, then slight chance of
rain after midnight. Haze in the evening, then areas of fog after
midnight. Chance of precipitation 40 percent. Lows in the 50s.
.FRIDAY...Mostly cloudy. Areas of fog in the morning. A
40 percent chance of showers and thunderstorms in the afternoon.
Highs in the 80s.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of showers
and thunderstorms in the evening, then partly cloudy after
midnight. Haze and areas of smoke in the evening, then areas of
fog after midnight. Lows in the upper 40s to mid 50s.
.SATURDAY...Mostly sunny. Areas of fog in the morning. Highs in
the mid 80s to lower 90s.
.SATURDAY NIGHT...Mostly clear. Lows in the 50s.
.SUNDAY...Partly cloudy. Highs in the upper 80s to mid 90s.
.SUNDAY NIGHT...Mostly cloudy in the evening then clearing. Lows
in the 50s.
.LABOR DAY...Partly cloudy. Highs in the 90s.
.MONDAY NIGHT...Partly cloudy. Lows in the 50s.
.TUESDAY...Mostly sunny. Highs in the upper 80s to mid 90s.
.TUESDAY NIGHT...Mostly clear. Lows in the 50s.
.WEDNESDAY...Mostly sunny. Highs in the upper 80s to mid 90s.

$$

MTZ002-282200-
West Glacier Region-
Including the city of Swan Lake
330 AM MDT Thu Aug 28 2025

.TODAY...Areas of rain until late afternoon, then rain showers
likely and a slight chance of thunderstorms late in the
afternoon. Chance of precipitation 60 percent. Highs in the mid
60s to lower 70s.
.TONIGHT...Mostly cloudy. Chance of rain showers and a slight
chance of thunderstorms in the evening, then slight chance of
rain after midnight. Areas of fog after midnight. Chance of
precipitation 50 percent. Lows in the 50s.
.FRIDAY...Mostly cloudy with a chance of rain showers. Chance of
thunderstorms. Areas of fog in the morning. Chance of
precipitation 50 percent. Highs in the mid 60s to lower 70s.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of showers
and thunderstorms in the evening, then partly cloudy after
midnight. Patchy fog after midnight. Lows in the upper 40s to mid
50s.
.SATURDAY...Mostly sunny. Highs in the 70s to lower 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the 50s.
.SUNDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.SUNDAY NIGHT...Partly cloudy. Lows in the 50s.
.LABOR DAY...Partly cloudy. Highs in the 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the 50s.
.TUESDAY...Partly cloudy. Highs in the mid 70s to lower 80s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s to lower 80s.

$$

MTZ003-282200-
Flathead/Mission Valleys-
Including the cities of Kalispell, Polson, and St. Ignatius
330 AM MDT Thu Aug 28 2025

.TODAY...Areas of rain in the morning, then rain showers likely
and a chance of thunderstorms in the afternoon. Patchy fog early
in the morning. Chance of precipitation 70 percent. Highs in the
70s.
.TONIGHT...Mostly cloudy. Chance of rain showers and a slight
chance of thunderstorms in the evening, then slight chance of
rain after midnight. Patchy fog after midnight. Chance of
precipitation 50 percent. Lows in the 50s.
.FRIDAY...Mostly cloudy. A chance of rain in the morning, then
chance of showers and thunderstorms in the afternoon. Patchy fog
in the morning. Chance of precipitation 50 percent. Highs in the
mid 70s to lower 80s.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of showers
and thunderstorms in the evening, then partly cloudy after
midnight. Lows in the upper 40s to mid 50s.
.SATURDAY...Mostly sunny. Highs in the 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.SUNDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.SUNDAY NIGHT...Partly cloudy. Lows in the 50s.
.LABOR DAY...Partly cloudy. Highs in the upper 80s to mid 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 upper 40s to mid 50s.
.WEDNESDAY...Mostly sunny. Highs in the 80s.

$$

MTZ004-282200-
Lower Clark Fork Region-
Including the cities of Noxon, Thompson Falls, and Superior
330 AM MDT Thu Aug 28 2025

.TODAY...Rain likely in the morning, then rain showers likely and
a chance of thunderstorms in the afternoon. Patchy fog early in
the morning. Chance of precipitation 80 percent. Highs in the
upper 60s to mid 70s.
.TONIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms in the evening, then partly cloudy
with a slight chance of rain after midnight. Patchy fog after
midnight. Chance of precipitation 30 percent. Lows in the upper
40s to mid 50s.
.FRIDAY...Partly cloudy. Slight chance of rain in the morning,
then chance of showers and thunderstorms in the afternoon. Patchy
fog in the morning. Chance of precipitation 50 percent. Highs in
the mid 70s to lower 80s.
.FRIDAY NIGHT...Mostly cloudy in the evening then clearing. Areas
of fog after midnight. Lows in the upper 40s to mid 50s.
.SATURDAY...Mostly sunny. Highs in the 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the 50s.
.SUNDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.SUNDAY NIGHT...Partly cloudy. Lows in the 50s.
.LABOR DAY...Partly cloudy. Highs in the upper 80s to mid 90s.
.MONDAY NIGHT...Partly cloudy. Lows in the 50s to lower 60s.
.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 80s to lower 90s.

$$

MTZ005-282200-
Missoula/Bitterroot Valleys-
Including the cities of Hamilton and Darby
330 AM MDT Thu Aug 28 2025

.TODAY...Rain likely in the morning, then rain showers likely and
a chance of thunderstorms in the afternoon. Areas of fog early in
the morning. Patchy fog late in the morning. Chance of
precipitation 80 percent. Highs in the lower to mid 70s.
.TONIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms in the evening, then partly cloudy
after midnight. Patchy fog after midnight. Chance of
precipitation 30 percent. Lows near 50.
.FRIDAY...Partly cloudy. Slight chance of rain in the morning,
then chance of rain showers and a slight chance of thunderstorms
in the afternoon. Patchy fog in the morning. Chance of
precipitation 40 percent. Highs near 80.
.FRIDAY NIGHT...Partly cloudy. Lows near 50.
.SATURDAY...Mostly sunny. Highs in the lower to mid 80s.
.SATURDAY NIGHT...Mostly clear. Lows near 50.
.SUNDAY...Mostly sunny. Highs near 90.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower to mid 50s.
.LABOR DAY...Partly cloudy. Highs near 90.
.MONDAY NIGHT...Partly cloudy. Lows in the lower to mid 50s.
.TUESDAY...Partly cloudy. Highs in the mid 80s to lower 90s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid to upper 80s.

$$

MTZ006-282200-
Bitterroot/Sapphire Mountains-
Including the city of Sula
330 AM MDT Thu Aug 28 2025

.TODAY...Rain likely in the morning. Chance of thunderstorms in
the late morning and afternoon. Rain showers likely in the
afternoon. Chance of precipitation 80 percent. Highs in the mid
60s to lower 70s.
.TONIGHT...Mostly cloudy with a 20 percent chance of showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the 40s to lower 50s.
.FRIDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the upper 60s to mid
70s.
.FRIDAY NIGHT...Mostly clear. Lows in the 40s to lower 50s.
.SATURDAY...Mostly sunny. Highs in the 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SUNDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.LABOR DAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.TUESDAY...Partly cloudy. Highs in the mid 70s to lower 80s.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 40s to lower 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s to lower 80s.

$$

MTZ007-282200-
Butte/Blackfoot Region-
Including the cities of Anaconda, Deer Lodge, and Drummond
330 AM MDT Thu Aug 28 2025

.TODAY...Rain likely in the morning, then rain showers likely and
a chance of thunderstorms in the afternoon. Areas of fog in the
morning. Chance of precipitation 90 percent. Highs in the 60s to
lower 70s.
.TONIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms in the evening, then partly cloudy
with a slight chance of rain after midnight. Patchy fog after
midnight. Chance of precipitation 50 percent. Lows in the 40s.
.FRIDAY...Partly cloudy. Slight chance of rain in the morning,
then chance of showers and thunderstorms in the afternoon. Patchy
fog in the morning. Chance of precipitation 50 percent. Highs in
the upper 60s to mid 70s.
.FRIDAY NIGHT...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the evening. Lows in the 40s.
.SATURDAY...Mostly sunny. Highs in the 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SUNDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s to lower 50s.
.LABOR DAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 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 40s to lower 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s to lower 80s.

$$

MTZ043-282200-
Potomac/Seeley Lake Region-
Including the cities of East Missoula, Seeley Lake, and Clinton
330 AM MDT Thu Aug 28 2025

.TODAY...Rain likely in the morning, then rain showers likely and
a chance of thunderstorms in the afternoon. Areas of fog early in
the morning. Patchy fog late in the morning. Chance of
precipitation 80 percent. Highs in the mid 60s to lower 70s.
.TONIGHT...Mostly cloudy. Chance of rain showers and a slight
chance of thunderstorms in the evening, then slight chance of
rain after midnight. Areas of fog after midnight. Chance of
precipitation 50 percent. Lows in the mid 40s to lower 50s.
.FRIDAY...Mostly cloudy. A chance of rain in the morning, then
chance of showers and thunderstorms in the afternoon. Areas of
fog in the morning. Chance of precipitation 50 percent. Highs in
the 70s.
.FRIDAY NIGHT...Mostly cloudy in the evening then clearing.
Patchy fog after midnight. Lows in the mid 40s to lower 50s.
.SATURDAY...Mostly sunny. Patchy fog in the morning. Highs in the
mid 70s to lower 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SUNDAY...Mostly sunny. Highs in the 80s.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.LABOR DAY...Partly cloudy. Highs in the 80s to lower 90s.
.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 mid 40s to lower 50s.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s to mid 80s.

$$

IDZ009-282200-
Western Lemhi County-
Including the city of Shoup
330 AM MDT Thu Aug 28 2025

.TODAY...Mostly cloudy. Areas of rain early in the morning, then
chance of showers and thunderstorms in the late morning and
afternoon. Chance of precipitation 50 percent. Highs in the upper
60s to mid 70s.
.TONIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.FRIDAY...Partly cloudy. Highs in the 70s to lower 80s.
.FRIDAY NIGHT...Mostly clear. Lows in the 50s.
.SATURDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the 50s.
.SUNDAY...Mostly sunny. Highs in the 80s.
.SUNDAY NIGHT...Partly cloudy. Lows in the 50s to lower 60s.
.LABOR DAY...Mostly sunny. Highs in the 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s to lower 60s.
.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.

$$

IDZ010-282200-
Eastern Lemhi County-
Including the cities of Salmon and Leadore
330 AM MDT Thu Aug 28 2025

.TODAY...Mostly cloudy. Areas of rain early in the morning, then
chance of showers and thunderstorms in the late morning and
afternoon. Patchy fog early in the morning. Chance of
precipitation 50 percent. Highs in the upper 60s to mid 70s.
.TONIGHT...Mostly cloudy with a 20 percent chance of showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the mid 40s to lower 50s.
.FRIDAY...Partly cloudy. A 20 percent chance of showers and
thunderstorms in the afternoon. Highs in the 70s.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SATURDAY...Mostly sunny. Highs in the 70s to lower 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SUNDAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.LABOR DAY...Mostly sunny. Highs in the upper 70s to mid 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.TUESDAY...Partly cloudy. A 20 percent chance of rain in the
afternoon. Highs in the upper 70s to mid 80s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.WEDNESDAY...Mostly sunny. Highs in the upper 70s to mid 80s.

$$

IDZ005-282200-
Northern Clearwater Mountains-
Including the cities of Pierce and Elk River
230 AM PDT Thu Aug 28 2025

.TODAY...Rain likely in the morning, then chance of showers and
thunderstorms in the afternoon. Areas of fog early in the
morning. Haze in the late morning and early afternoon. Patchy fog
late in the morning. Chance of precipitation 60 percent. Highs in
the 70s.
.TONIGHT...Partly cloudy. Lows in the mid 40s to lower 50s.
.FRIDAY...Mostly sunny. Patchy fog in the morning. Highs in the
upper 70s to mid 80s.
.FRIDAY NIGHT...Mostly 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 mid 40s to lower 50s.
.SUNDAY...Mostly sunny. Highs in the mid 80s to lower 90s.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.LABOR DAY...Partly cloudy. Highs in the upper 80s to mid 90s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s.
.TUESDAY...Mostly sunny. Highs in the upper 80s to mid 90s.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s to lower 90s.

$$

IDZ006-282200-
Southern Clearwater Mountains-
Including the cities of Powell, Elk City, and Dixie
230 AM PDT Thu Aug 28 2025

.TODAY...Mostly cloudy. Areas of rain in the morning, then chance
of showers and thunderstorms in the afternoon. Areas of fog early
in the morning. Patchy fog late in the morning. Chance of
precipitation 50 percent. Highs 66 to 80.
.TONIGHT...Mostly cloudy in the evening then clearing. Patchy fog
after midnight. Lows 42 to 57.
.FRIDAY...Mostly sunny. Patchy fog in the morning. Highs 72 to
87.
.FRIDAY NIGHT...Mostly clear. Lows 41 to 56.
.SATURDAY...Mostly sunny. Highs 76 to 91.
.SATURDAY NIGHT...Mostly clear. Lows 42 to 57.
.SUNDAY...Mostly sunny. Highs 79 to 94.
.SUNDAY NIGHT...Partly cloudy. Lows 44 to 59.
.LABOR DAY...Partly cloudy. Highs 79 to 94.
.MONDAY NIGHT...Partly cloudy. Lows 46 to 61.
.TUESDAY...Mostly sunny. Highs 79 to 94.
.TUESDAY NIGHT...Mostly clear. Lows 45 to 60.
.WEDNESDAY...Mostly sunny. Highs 78 to 93.

$$

IDZ007-282200-
Orofino/Grangeville Region-
Including the city of Kooskia
230 AM PDT Thu Aug 28 2025

.TODAY...Mostly cloudy. Areas of rain in the morning, then slight
chance of showers and thunderstorms in the afternoon. Haze
through the day. Patchy fog in the morning. Chance of
precipitation 50 percent. Highs in the 70s to mid 80s.
.TONIGHT...Mostly clear. Lows in the mid 50s to lower 60s.
.FRIDAY...Mostly sunny. Highs in the 80s to lower 90s.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s to lower 60s.
.SATURDAY...Mostly sunny. Highs in the 80s to mid 90s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s to lower 60s.
.SUNDAY...Partly cloudy. Highs in the 80s to upper 90s.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s to mid 60s.
.LABOR DAY...Partly cloudy. Highs in the 80s to mid 90s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s to mid 60s.
.TUESDAY...Mostly sunny. Highs in the 80s to upper 90s.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s to mid 60s.
.WEDNESDAY...Mostly sunny. Highs in the 80s to upper 90s.

$$

IDZ008-282200-
Lower Hells Canyon/Salmon River Region-
Including the cities of Riggins and White Bird
230 AM PDT Thu Aug 28 2025

.TODAY...Partly cloudy. A 20 percent chance of rain in the
morning. Highs 76 to 89.
.TONIGHT...Mostly clear. Lows in the upper 50s to mid 60s.
.FRIDAY...Mostly sunny. Highs 79 to 92.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s to mid 60s.
.SATURDAY...Sunny. Highs 82 to 95.
.SATURDAY NIGHT...Mostly clear. Lows in the 60s.
.SUNDAY...Partly cloudy. Highs 85 to 98.
.SUNDAY NIGHT...Partly cloudy. Lows in the 60s.
.LABOR DAY...Mostly sunny. Highs 85 to 98.
.MONDAY NIGHT...Partly cloudy. Lows in the 60s.
.TUESDAY...Mostly sunny. Highs in the mid 80s to upper 90s.
.TUESDAY NIGHT...Mostly clear. Lows in the 60s.
.WEDNESDAY...Mostly sunny. Highs 85 to 98.

$$