Zone Forecast Product
Issued by NWS Missoula, MT

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FPUS55 KMSO 160623
ZFPMSO

Zone Forecast Product
National Weather Service Missoula MT
1223 AM MDT Wed Sep 16 2026

MTZ001-162200-
Kootenai/Cabinet Region-
Including the cities of Libby and Eureka
1223 AM MDT Wed Sep 16 2026

.TODAY...Mostly sunny. Patchy fog early in the morning. Highs in
the upper 60s to mid 70s.
.TONIGHT...Mostly clear. Lows in the upper 30s to mid 40s.
.THURSDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.THURSDAY NIGHT...Partly cloudy. Lows in the 40s to lower 50s.
.FRIDAY...Partly cloudy. Highs in the mid 70s to lower 80s.
.FRIDAY NIGHT...Partly cloudy. 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 40s to lower 50s.
.SUNDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.MONDAY...Partly cloudy. Highs in the mid 70s to lower 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the 40s to lower 50s.
.TUESDAY...Partly cloudy. Highs in the upper 60s to mid 70s.

$$

MTZ002-162200-
West Glacier Region-
Including the city of Swan Lake
1223 AM MDT Wed Sep 16 2026

.TODAY...Mostly sunny. Highs in the 60s.
.TONIGHT...Mostly clear. Lows in the 40s.
.THURSDAY...Mostly sunny. Highs in the upper 60s to mid 70s.
.THURSDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. A 40 percent chance of rain. Lows in the mid 40s
to lower 50s.
.FRIDAY...Mostly 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 60s.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and a
slight chance of thunderstorms in the evening, then slight chance
of rain after midnight. Chance of precipitation 40 percent. Lows
in the mid 40s to lower 50s.
.SATURDAY...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 30 percent. Highs in
the 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.SUNDAY...Mostly sunny. Highs in the 60s to lower 70s.
.SUNDAY NIGHT...Mostly clear. Lows in the 40s to lower 50s.
.MONDAY...Mostly sunny. Highs in the 60s to lower 70s.
.MONDAY NIGHT...Partly cloudy. Lows in the 40s to lower 50s.
.TUESDAY...Partly cloudy. Highs in the upper 50s to mid 60s.

$$

MTZ003-162200-
Flathead/Mission Valleys-
Including the cities of Kalispell, Polson, and St. Ignatius
1223 AM MDT Wed Sep 16 2026

.TODAY...Mostly sunny. Highs in the mid 60s to lower 70s.
.TONIGHT...Mostly clear. Lows in the 40s.
.THURSDAY...Mostly sunny. Highs in the 70s.
.THURSDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. A 40 percent chance of rain. Lows in the mid 40s
to lower 50s.
.FRIDAY...Mostly cloudy. A 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
upper 60s to mid 70s.
.FRIDAY NIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms in the evening, then partly cloudy
with a chance of rain after midnight. Chance of precipitation
40 percent. Lows in the 40s to lower 50s.
.SATURDAY...Partly cloudy. A 20 percent chance of rain in the
morning. Highs in the upper 60s to mid 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the 40s to lower 50s.
.SUNDAY...Mostly sunny. Highs in the upper 60s to mid 70s.
.SUNDAY NIGHT...Mostly clear. Lows in the 40s to lower 50s.
.MONDAY...Mostly sunny. Highs in the 70s.
.MONDAY NIGHT...Mostly clear. Lows in the 40s to lower 50s.
.TUESDAY...Partly cloudy. Highs in the mid 60s to lower 70s.

$$

MTZ004-162200-
Lower Clark Fork Region-
Including the cities of Noxon, Thompson Falls, and Superior
1223 AM MDT Wed Sep 16 2026

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

$$

MTZ005-162200-
Missoula/Bitterroot Valleys-
Including the cities of Hamilton and Darby
1223 AM MDT Wed Sep 16 2026

.TODAY...Mostly sunny. Patchy fog early in the morning. Highs in
the lower to mid 70s.
.TONIGHT...Mostly clear. Lows in the lower to mid 40s.
.THURSDAY...Mostly sunny. Highs near 80.
.THURSDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then a chance of rain after
midnight. Chance of precipitation 80 percent. Lows in the mid 40s
to lower 50s.
.FRIDAY...A chance of rain in the morning, then rain showers
likely and a chance of thunderstorms in the afternoon. Chance of
precipitation 80 percent. Highs in the lower to mid 70s.
.FRIDAY NIGHT...Rain showers likely and a chance of thunderstorms
in the evening, then a chance of rain after midnight. Chance of
precipitation 70 percent. Lows in the mid to upper 40s.
.SATURDAY...Mostly cloudy. A 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
lower to mid 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the 40s.
.SUNDAY...Mostly sunny. Highs in the mid to upper 70s.
.SUNDAY NIGHT...Clear. Lows in the 40s.
.MONDAY...Mostly sunny. Highs in the mid to upper 70s.
.MONDAY NIGHT...Mostly clear. Lows in the 40s.
.TUESDAY...Mostly sunny. Highs in the lower to mid 70s.

$$

MTZ006-162200-
Bitterroot/Sapphire Mountains-
Including the city of Sula
1223 AM MDT Wed Sep 16 2026

.TODAY...Partly cloudy in the morning then becoming sunny. Areas
of fog and patchy frost early in the morning. Highs in the mid
60s to lower 70s.
.TONIGHT...Mostly clear. Lows in the upper 30s to mid 40s.
.THURSDAY...Mostly sunny. Chance of rain showers and a slight
chance of thunderstorms in the afternoon. Chance of precipitation
40 percent. Highs in the 70s.
.THURSDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then a chance of rain after
midnight. Chance of precipitation 90 percent. Lows in the 40s.
.FRIDAY...A chance of rain in the morning, then rain showers
likely and a chance of thunderstorms in the afternoon. Chance of
precipitation 80 percent. Highs in the 60s.
.FRIDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then a chance of rain after
midnight. Chance of precipitation 70 percent. Lows in the upper
30s to mid 40s.
.SATURDAY...Mostly cloudy. A chance of rain in the morning, then
chance of rain showers and a slight chance of thunderstorms in
the afternoon. Chance of precipitation 50 percent. Highs in the
60s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s.
.SUNDAY...Mostly sunny. Highs in the mid 60s to lower 70s.
.SUNDAY NIGHT...Clear. Lows in the upper 30s to mid 40s.
.MONDAY...Mostly sunny. Highs in the upper 60s to mid 70s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s.
.TUESDAY...Mostly sunny. Highs in the mid 60s to lower 70s.

$$

MTZ007-162200-
Butte/Blackfoot Region-
Including the cities of Anaconda, Deer Lodge, and Drummond
1223 AM MDT Wed Sep 16 2026

.TODAY...Partly cloudy in the morning then becoming mostly sunny.
Areas of fog and patchy frost early in the morning. Highs in the
mid 60s to lower 70s.
.TONIGHT...Mostly clear. Lows in the mid 30s to lower 40s.
.THURSDAY...Partly cloudy. Chance of rain showers and a slight
chance of thunderstorms in the afternoon. Chance of precipitation
40 percent. Highs in the 70s.
.THURSDAY NIGHT...Rain showers likely and a chance of
thunderstorms in the evening, then partly cloudy with a slight
chance of rain after midnight. Chance of precipitation
80 percent. Lows in the 40s.
.FRIDAY...A chance of rain in the morning, then rain showers
likely and a chance of thunderstorms in the afternoon. Chance of
precipitation 80 percent. Highs in the mid 60s to lower 70s.
.FRIDAY NIGHT...Rain showers likely and a chance of thunderstorms
in the evening, then a chance of rain after midnight. Chance of
precipitation 80 percent. Lows in the upper 30s to mid 40s.
.SATURDAY...A chance of rain in the morning, then rain showers
likely and a slight chance of thunderstorms in the afternoon.
Chance of precipitation 60 percent. Highs in the 60s.
.SATURDAY NIGHT...Partly cloudy. A 20 percent chance of rain in
the evening. Lows in the upper 30s to mid 40s.
.SUNDAY...Mostly sunny. Highs in the mid 60s to lower 70s.
.SUNDAY NIGHT...Clear. Lows in the upper 30s to mid 40s.
.MONDAY...Mostly sunny. Highs in the upper 60s to mid 70s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s.
.TUESDAY...Mostly sunny. Highs in the mid 60s to lower 70s.

$$

MTZ043-162200-
Potomac/Seeley Lake Region-
Including the cities of East Missoula, Seeley Lake, and Clinton
1223 AM MDT Wed Sep 16 2026

.TODAY...Mostly sunny. Areas of fog early in the morning. Patchy
fog late in the morning. Highs in the mid 60s to lower 70s.
.TONIGHT...Mostly clear. Patchy fog after midnight. Lows in the
upper 30s to mid 40s.
.THURSDAY...Mostly sunny. Patchy fog in the morning. Highs in the
70s to lower 80s.
.THURSDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then a chance of rain after
midnight. Chance of precipitation 80 percent. Lows in the mid 40s
to lower 50s.
.FRIDAY...A chance of rain in the morning, then rain showers
likely and a chance of thunderstorms in the afternoon. Chance of
precipitation 60 percent. Highs in the mid 60s to lower 70s.
.FRIDAY NIGHT...Rain showers likely and a chance of thunderstorms
in the evening, then rain likely after midnight. Chance of
precipitation 70 percent. Lows in the 40s.
.SATURDAY...Mostly cloudy. A 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 60s to lower 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the 40s.
.SUNDAY...Mostly sunny. Highs in the upper 60s to mid 70s.
.SUNDAY NIGHT...Clear. Lows in the 40s.
.MONDAY...Mostly sunny. Highs in the upper 60s to mid 70s.
.MONDAY NIGHT...Mostly clear. Lows in the 40s.
.TUESDAY...Mostly sunny. Highs in the mid 60s to lower 70s.

$$

IDZ009-162200-
Western Lemhi County-
Including the city of Shoup
1223 AM MDT Wed Sep 16 2026

.TODAY...Partly cloudy until late afternoon then becoming sunny.
Highs in the 70s.
.TONIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.THURSDAY...Mostly sunny. A 50 percent chance of showers and
thunderstorms in the afternoon. Highs in the 70s.
.THURSDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then a chance of rain after
midnight. Chance of precipitation 70 percent. Lows in the upper
40s to mid 50s.
.FRIDAY...A chance of rain in the morning, then rain showers
likely and a chance of thunderstorms in the afternoon. Chance of
precipitation 90 percent. Highs in the 60s to lower 70s.
.FRIDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then a chance of rain after
midnight. Chance of precipitation 60 percent. Lows in the mid 40s
to lower 50s.
.SATURDAY...Mostly cloudy. A 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 60s to lower 70s.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s to lower
50s.
.SUNDAY...Mostly sunny. Highs in the upper 60s to mid 70s.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.MONDAY...Mostly sunny. Highs in the 70s.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 40s to lower 50s.
.TUESDAY...Mostly sunny. Highs in the upper 60s to mid 70s.

$$

IDZ010-162200-
Eastern Lemhi County-
Including the cities of Salmon and Leadore
1223 AM MDT Wed Sep 16 2026

.TODAY...Mostly sunny. Areas of frost early in the morning. Highs
in the 70s.
.TONIGHT...Mostly clear. Lows in the 40s. Northeast winds to
15 mph.
.THURSDAY...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 50 percent. Highs in
the 70s. Southeast winds to 15 mph.
.THURSDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then a chance of rain after
midnight. Chance of precipitation 80 percent. Lows in the 40s to
lower 50s. South winds to 15 mph.
.FRIDAY...A chance of rain in the morning, then rain showers
likely and a chance of thunderstorms in the afternoon. Chance of
precipitation 80 percent. Highs in the 60s to lower 70s.
.FRIDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then a chance of rain after
midnight. Chance of precipitation 60 percent. Lows in the upper
30s to mid 40s.
.SATURDAY...Mostly cloudy. A 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
60s.
.SATURDAY NIGHT...Partly cloudy. A 20 percent chance of rain in
the evening. Lows in the upper 30s to mid 40s.
.SUNDAY...Mostly sunny. Highs in the upper 60s to mid 70s.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s.
.MONDAY...Mostly sunny. Highs in the upper 60s to mid 70s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s.
.TUESDAY...Mostly sunny. Highs in the upper 60s to mid 70s.

$$

IDZ005-162200-
Northern Clearwater Mountains-
Including the cities of Pierce and Elk River
1123 PM PDT Tue Sep 15 2026

.TODAY...Sunny. Patchy fog in the morning. Patchy frost early in
the morning. Highs in the 70s.
.TONIGHT...Clear. Patchy fog after midnight. Lows in the mid 30s
to lower 40s.
.THURSDAY...Mostly sunny. Patchy fog in the morning. Highs in the
70s to lower 80s.
.THURSDAY NIGHT...Rain likely. Chance of rain 60 percent. Lows in
the upper 30s to mid 40s.
.FRIDAY...Mostly cloudy. A chance of rain in the morning, then
chance of rain showers and a slight chance of thunderstorms in
the afternoon. Chance of precipitation 50 percent. Highs in the
upper 60s to mid 70s.
.FRIDAY NIGHT...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. Chance of
precipitation 40 percent. Lows in the upper 30s to mid 40s.
.SATURDAY...Mostly sunny. Highs in the upper 60s to mid 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s.
.SUNDAY...Mostly sunny. Highs in the 70s to lower 80s.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s.
.MONDAY...Mostly sunny. Highs in the 70s to lower 80s.
.MONDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s.
.TUESDAY...Mostly sunny. Highs in the upper 60s to mid 70s.

$$

IDZ006-162200-
Southern Clearwater Mountains-
Including the cities of Powell, Elk City, and Dixie
1123 PM PDT Tue Sep 15 2026

.TODAY...Mostly sunny. Areas of fog in the morning. Patchy frost
early in the morning. Highs 65 to 80.
.TONIGHT...Mostly clear. Patchy fog after midnight. Lows 36 to
50.
.THURSDAY...Partly cloudy. Patchy fog in the morning. Chance of
rain showers and a slight chance of thunderstorms in the
afternoon. Chance of precipitation 50 percent. Highs 67 to 81.
.THURSDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then a chance of rain after
midnight. Chance of precipitation 80 percent. Lows 38 to 53.
.FRIDAY...Rain likely in the morning, then rain showers likely
and a chance of thunderstorms in the afternoon. Chance of
precipitation 80 percent. Highs 59 to 74.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain showers and a
slight chance of thunderstorms in the evening, then a chance of
rain after midnight. Chance of precipitation 50 percent. Lows
36 to 51.
.SATURDAY...Partly cloudy. Highs 62 to 77.
.SATURDAY NIGHT...Mostly clear. Lows 36 to 51.
.SUNDAY...Mostly sunny. Highs 67 to 81.
.SUNDAY NIGHT...Mostly clear. Lows 37 to 52.
.MONDAY...Mostly sunny. Highs 66 to 81.
.MONDAY NIGHT...Partly cloudy. Lows 36 to 51.
.TUESDAY...Mostly sunny. Highs 62 to 77.

$$

IDZ007-162200-
Orofino/Grangeville Region-
Including the city of Kooskia
1123 PM PDT Tue Sep 15 2026

.TODAY...Mostly sunny. Highs 68 to 82.
.TONIGHT...Clear. Lows in the mid 40s to lower 50s.
.THURSDAY...Partly cloudy. Chance of rain showers and a slight
chance of thunderstorms in the afternoon. Chance of precipitation
50 percent. Highs in the 70s to lower 80s.
.THURSDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then rain likely after midnight.
Chance of precipitation 70 percent. Lows in the upper 40s to mid
50s.
.FRIDAY...Mostly cloudy. A chance of rain in the morning, then
chance of rain showers and a slight chance of thunderstorms in
the afternoon. Chance of precipitation 50 percent. Highs in the
60s to upper 70s.
.FRIDAY NIGHT...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. Chance of
precipitation 40 percent. 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 lower 70s to mid 80s.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.MONDAY...Mostly sunny. Highs in the 70s to mid 80s.
.MONDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s.
.TUESDAY...Mostly sunny. Highs in the upper 60s to lower 80s.

$$

IDZ008-162200-
Lower Hells Canyon/Salmon River Region-
Including the cities of Riggins and White Bird
1123 PM PDT Tue Sep 15 2026

.TODAY...Partly cloudy early in the morning then becoming sunny.
Highs in the 70s to lower 80s.
.TONIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.THURSDAY...Rain showers likely and a slight chance of
thunderstorms in the afternoon. Chance of precipitation
70 percent. Highs in the 70s to mid 80s.
.THURSDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms in the evening, then a chance of rain after
midnight. Chance of precipitation 80 percent. Lows in the 50s.
.FRIDAY...Rain likely in the morning, then rain showers likely
and a slight chance of thunderstorms in the afternoon. Chance of
precipitation 80 percent. Highs 67 to 80.
.FRIDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. A 40 percent chance of rain. 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 upper 40s to mid 50s.
.SUNDAY...Mostly sunny. Highs in the mid 70s to upper 80s.
.SUNDAY NIGHT...Mostly clear. Lows in the 50s.
.MONDAY...Mostly sunny. Highs 75 to 88.
.MONDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s.
.TUESDAY...Mostly sunny. Highs in the 70s to lower 80s.

$$