417
FPUS55 KTFX 211622
ZFPTFX

Zone Forecast Product for Central and Southwest Montana
National Weather Service Great Falls MT
1021 AM MDT Tue May 21 2024

Spot temperatures and probabilities of measurable precipitation
are for the rest of today, tonight, and Wednesday.


MTZ301-212200-
East Glacier Park Region-
Including East Glacier Park, Kiowa, Babb, Saint Mary,
Marias Pass, and Logan Pass
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Breezy. Partly cloudy late in the morning then
becoming mostly cloudy. A 20 percent chance of thunderstorms and
snow showers in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 45 to 55. West winds 15 to
25 mph.
.TONIGHT...Mostly cloudy. A 50 percent chance of rain showers and
snow showers after midnight. Lows 30 to 40. Southwest winds 5 to
15 mph. Gusts up to 30 mph in the evening.
.WEDNESDAY...Rain and snow likely in the morning, then rain
showers, snow showers and slight chance of thunderstorms in the
afternoon. Snow accumulation up to 2 inches. Snow level
6500 feet. Highs 35 to 45. Southwest winds up to 10 mph shifting
to the northwest in the afternoon. Chance of precipitation near
100 percent.
.WEDNESDAY NIGHT...Rain showers, snow showers and slight chance
of thunderstorms in the evening, then snow likely and chance of
rain after midnight. Heavy snow accumulations. Snow level
6500 feet. Lows 30 to 35. North winds 5 to 15 mph. Gusts up to
30 mph after midnight. Chance of precipitation near 100 percent.
.THURSDAY...Mostly cloudy with a 50 percent chance of snow and
rain. Highs 40 to 50. North winds 5 to 15 mph.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
and snow. Lows around 35.
.FRIDAY...Mostly cloudy with a 50 percent chance of rain. Highs
45 to 55.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
and snow. Lows 35 to 40.
.SATURDAY THROUGH SUNDAY...Mostly cloudy with a 50 percent chance
of rain and snow. Highs 40 to 50. Lows 30 to 35.
.SUNDAY NIGHT AND MEMORIAL DAY...Partly cloudy with a 20 percent
chance of rain. Lows 35 to 40. Highs 50 to 60.

$$

MTZ307-212200-
Southern Rocky Mountain Front-
Including Rogers Pass
1021 AM MDT Tue May 21 2024

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING
THROUGH THURSDAY MORNING...

.REST OF TODAY...Mostly cloudy. A 20 percent chance of rain
showers and snow showers in the afternoon. Highs 45 to 55. West
winds 10 to 15 mph. Gusts up to 30 mph in the afternoon.
.TONIGHT...Mostly cloudy. A 50 percent chance of rain showers and
snow showers after midnight. Lows 30 to 40. Southwest winds 5 to
15 mph. Gusts up to 30 mph in the evening.
.WEDNESDAY...Rain and snow likely in the morning, then rain
showers, snow showers and slight chance of thunderstorms in the
afternoon. Snow accumulation up to 2 inches. Snow level
7000 feet. Highs 40 to 50. Southwest winds up to 10 mph. Chance
of precipitation near 100 percent.
.WEDNESDAY NIGHT...Rain showers, snow showers and slight chance
of thunderstorms in the evening, then snow and rain after
midnight. Heavy snow accumulations. Snow level 6500 feet. Lows
30 to 35. North winds 5 to 15 mph. Gusts up to 35 mph after
midnight. Chance of precipitation near 100 percent.
.THURSDAY...Snow and rain in the morning, then rain showers, snow
showers and slight chance of thunderstorms in the afternoon.
Moderate snow accumulations. Snow level 6000 feet. Highs 40 to
45. North winds 10 to 20 mph. Gusts up to 35 mph in the morning.
Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
and snow. Lows 30 to 35.
.FRIDAY...Not as cool. Mostly cloudy with a 50 percent chance of
rain. Highs 45 to 55.
.FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
and snow. Lows 30 to 40.
.SATURDAY...Rain showers with possible snow and thunderstorms.
Light snow accumulations. Highs 40 to 50. Chance of precipitation
80 percent.
.SATURDAY NIGHT...Rain likely and chance of snow. Moderate snow
accumulations. Lows 30 to 35. Chance of precipitation 70 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain and
snow. Highs 40 to 50.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain
and snow. Lows 30 to 35.
.MEMORIAL DAY...Not as cool. Partly cloudy with a 20 percent
chance of rain. Highs 50 to 60.

$$

MTZ302-212200-
Northern High Plains-
Including Browning, Heart Butte, and Dupuyer
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Breezy. Partly cloudy late in the morning, then
mostly cloudy with a 20 percent chance of thunderstorms in the
afternoon. Some thunderstorms may produce gusty winds in the
afternoon. Highs 55 to 60. West winds 15 to 25 mph.
.TONIGHT...Mostly cloudy. A 20 percent chance of rain showers
after midnight. Lows around 40. Southwest winds 10 to 15 mph with
gusts to around 30 mph decreasing to up to 10 mph after midnight.
.WEDNESDAY...Cooler. Chance of rain in the morning, then rain
showers and slight chance of thunderstorms in the afternoon.
Highs around 50. Southwest winds up to 10 mph shifting to the
northeast in the afternoon. Chance of precipitation near
100 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms in the evening, then rain likely after midnight.
Lows 35 to 40. North winds 10 to 20 mph. Chance of precipitation
90 percent.
.THURSDAY...Mostly cloudy with a 50 percent chance of rain. Highs
50 to 55. North winds 10 to 15 mph.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows 35 to 40.
.FRIDAY...Partly cloudy with a 20 percent chance of rain. Highs
55 to 60.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows around 40.
.SATURDAY THROUGH SUNDAY...Breezy. Mostly cloudy with a
50 percent chance of rain. Highs 55 to 60. Lows 35 to 40.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 40.
.MEMORIAL DAY...Partly cloudy. Highs 60 to 65.

$$

MTZ308-212200-
Southern High Plains-
Including Bynum, Choteau, and Pendroy
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with a 20 percent chance of rain showers in the afternoon.
Highs 60 to 65. West winds 10 to 15 mph.
.TONIGHT...Partly cloudy in the evening, then cloudy with a
20 percent chance of rain showers after midnight. Lows around 40.
Southwest winds up to 10 mph.
.WEDNESDAY...Cooler, cloudy. Chance of rain in the morning, then
rain showers and slight chance of thunderstorms in the afternoon.
Highs 50 to 55. Southwest winds up to 10 mph. Chance of
precipitation 90 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms in the evening, then rain after midnight. Lows
35 to 40. North winds 10 to 20 mph. Chance of precipitation near
100 percent.
.THURSDAY...Breezy. Rain in the morning, then rain showers likely
and slight chance of thunderstorms in the afternoon. Highs around
50. North winds 15 to 25 mph decreasing to 10 to 15 mph in the
afternoon. Chance of precipitation 90 percent.
.THURSDAY NIGHT AND FRIDAY...Warmer. Partly cloudy with a
20 percent chance of rain. Lows around 35. Highs 60 to 65.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows around 40.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 55 to 60. Chance of precipitation
70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain. Lows 35 to 40. Highs 55 to 60.
.SUNDAY NIGHT AND MEMORIAL DAY...Partly cloudy with a 20 percent
chance of rain. Lows 35 to 40. Highs 65 to 70.

$$

MTZ303-212200-
Eastern Glacier, Western Toole, and Central Pondera-
Including Cut Bank, Ethridge, and Santa Rita
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with chance of rain showers and slight chance of
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 60 to 65. West winds 10 to
20 mph. Chance of precipitation 50 percent.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Some thunderstorms may produce gusty winds in the evening. Lows
around 40. Southwest winds 5 to 15 mph.
.WEDNESDAY...Cooler, cloudy. Chance of rain in the morning, then
rain showers likely and slight chance of thunderstorms in the
afternoon. Highs 50 to 55. South winds up to 10 mph shifting to
the northeast in the afternoon. Chance of precipitation
70 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms in the evening, then rain likely after midnight.
Lows 35 to 40. North winds 10 to 20 mph. Chance of precipitation
90 percent.
.THURSDAY...Mostly cloudy with a 50 percent chance of rain. Highs
around 55. North winds 10 to 15 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent
chance of rain. Lows around 35. Highs 60 to 65.
.FRIDAY NIGHT...Mostly cloudy. Lows around 40.
.SATURDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs around 60. Chance of precipitation
50 percent.
.SATURDAY NIGHT...Mostly cloudy with a 50 percent chance of rain.
Lows around 40.
.SUNDAY...Breezy. Mostly cloudy with a 40 percent chance of rain.
Highs around 60.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 40.
.MEMORIAL DAY...Partly cloudy. Highs 65 to 70.

&&
               TEMPERATURE     /    PRECIPITATION

Cut Bank     62     39     54  /  30     10     80


$$

MTZ304-212200-
Eastern Toole and Liberty-
Including Devon, Shelby, Chester, Galata, Joplin, Lothair,
and Whitlash
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with chance of rain showers and slight chance of
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 60 to 65. West winds up to
10 mph. Chance of precipitation 50 percent.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Some thunderstorms may produce gusty winds in the
evening. Lows around 40. Southwest winds up to 10 mph.
.WEDNESDAY...Mostly cloudy. Slight chance of rain in the morning,
then rain showers likely and slight chance of thunderstorms in
the afternoon. Highs 55 to 60. Southeast winds up to 10 mph.
Chance of precipitation 70 percent.
.WEDNESDAY NIGHT...Cloudy. Rain showers likely and slight chance
of thunderstorms in the evening, then chance of rain showers and
slight chance of thunderstorms after midnight. Lows around 40.
Northeast winds 10 to 15 mph. Chance of precipitation 70 percent.
.THURSDAY...Mostly cloudy with a 50 percent chance of rain. Highs
50 to 55. North winds 10 to 15 mph.
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 35.
.FRIDAY...Warmer. Partly cloudy with a 30 percent chance of rain.
Highs 60 to 65.
.FRIDAY NIGHT...Mostly cloudy. Lows around 40.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy with chance of rain
showers and slight chance of thunderstorms. Highs 60 to 65. Lows
around 40. Chance of precipitation 50 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain. Highs
60 to 65.
.SUNDAY NIGHT AND MEMORIAL DAY...Partly cloudy with a 20 percent
chance of rain. Lows around 40. Highs 65 to 70.

$$

MTZ305-212200-
Hill County-
Including Havre
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with chance of rain showers and slight chance of
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 60 to 65. West winds 5 to
10 mph. Chance of precipitation 50 percent.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Some thunderstorms may produce gusty winds in the
evening. Lows around 40. South winds up to 10 mph.
.WEDNESDAY...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs around 60. East
winds up to 10 mph. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Cloudy. Rain showers likely and slight chance
of thunderstorms in the evening, then chance of rain showers and
slight chance of thunderstorms after midnight. Lows around 40.
Northeast winds 10 to 15 mph. Chance of precipitation 70 percent.
.THURSDAY...Mostly cloudy with a 50 percent chance of rain. Highs
around 55. Northeast winds 10 to 15 mph.
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 35.
.FRIDAY...Partly cloudy with a 30 percent chance of rain. Highs
around 65.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows 40 to 45.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy with chance of rain
showers and slight chance of thunderstorms. Highs around 65. Lows
around 40. Chance of precipitation 50 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain. Highs
60 to 65.
.SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows 40 to 45.
.MEMORIAL DAY...Partly cloudy with a 20 percent chance of rain.
Highs around 70.

&&
               TEMPERATURE     /    PRECIPITATION

Havre        63     40     62  /  40     20     50


$$

MTZ306-212200-
Northern Blaine County-
Including Chinook, Zurich, Harlem, Hogeland, and Fort Belknap
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Mostly cloudy. A 20 percent chance of
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs around 60. Northwest winds
5 to 15 mph.
.TONIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms in the evening, then partly cloudy after midnight.
Some thunderstorms may produce gusty winds in the evening. Lows
35 to 40. West winds up to 10 mph shifting to the southeast after
midnight.
.WEDNESDAY...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs around 60. East
winds 5 to 15 mph. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Cloudy. Rain showers likely and slight chance
of thunderstorms in the evening, then chance of rain after
midnight. Lows around 40. Northeast winds 10 to 15 mph. Chance of
precipitation 70 percent.
.THURSDAY...Mostly cloudy with a 50 percent chance of rain. Highs
around 55. Northeast winds 10 to 20 mph.
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 35.
.FRIDAY...Partly cloudy with a 30 percent chance of rain. Highs
60 to 65.
.FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 40.
.SATURDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 65 to 70. Chance of precipitation
40 percent.
.SATURDAY NIGHT AND SUNDAY...Cooler. Mostly cloudy with chance of
rain showers and slight chance of thunderstorms. Lows around 40.
Highs around 60. Chance of precipitation 50 percent.
.SUNDAY NIGHT...Partly cloudy with a 40 percent chance of rain.
Lows around 40.
.MEMORIAL DAY...Partly cloudy with a 20 percent chance of rain.
Highs around 70.

$$

MTZ309-212200-
Eastern Pondera and Eastern Teton-
Including Brady, Conrad, and Ledger
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with chance of rain showers and slight chance of
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 60 to 65. West winds 5 to
15 mph. Chance of precipitation 50 percent.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Some thunderstorms may produce gusty winds in the evening. Lows
around 40. Southwest winds up to 10 mph.
.WEDNESDAY...Cooler, cloudy. Chance of rain in the morning, then
rain showers likely and slight chance of thunderstorms in the
afternoon. Highs in the mid 50s. South winds up to 5 mph shifting
to the southeast in the afternoon. Chance of precipitation
70 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms. Lows 35 to 40. North winds 10 to 15 mph. Chance of
precipitation near 100 percent.
.THURSDAY...Mostly cloudy. Rain likely in the morning, then rain
showers likely and slight chance of thunderstorms in the
afternoon. Highs 50 to 55. North winds 10 to 20 mph. Chance of
precipitation 70 percent.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent
chance of rain. Lows around 35. Highs 60 to 65.
.FRIDAY NIGHT...Mostly cloudy. Lows around 40.
.SATURDAY THROUGH SUNDAY...Mostly cloudy with a 50 percent chance
of rain. Highs around 60. Lows 35 to 40.
.SUNDAY NIGHT AND MEMORIAL DAY...Partly cloudy with a 20 percent
chance of rain. Lows 35 to 40. Highs 65 to 70.

$$

MTZ310-212200-
Western and Central Chouteau County-
Including Floweree, Carter, and Fort Benton
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with chance of rain showers and slight chance of
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs in the mid 60s. West winds
5 to 15 mph. Chance of precipitation 50 percent.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Some thunderstorms may produce gusty winds in the
evening. Lows around 40. Southwest winds up to 10 mph.
.WEDNESDAY...Mostly cloudy. Slight chance of rain in the morning,
then rain showers likely and slight chance of thunderstorms in
the afternoon. Highs around 60. Southeast winds up to 10 mph.
Chance of precipitation 70 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms. Lows around 40. Northeast winds 5 to 15 mph.
Chance of precipitation 90 percent.
.THURSDAY...Rain in the morning, then rain likely in the
afternoon. Highs 50 to 55. North winds 10 to 15 mph. Chance of
rain 90 percent.
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 35.
.FRIDAY...Warmer. Partly cloudy with a 30 percent chance of rain.
Highs around 65.
.FRIDAY NIGHT...Mostly cloudy. Lows 40 to 45.
.SATURDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs around 65. Chance of precipitation
50 percent.
.SATURDAY NIGHT...Mostly cloudy with rain showers likely and
slight chance of thunderstorms. Lows around 40. Chance of
precipitation 60 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain. Highs
60 to 65.
.SUNDAY NIGHT AND MEMORIAL DAY...Partly cloudy with a 20 percent
chance of rain. Lows around 40. Highs around 70.

$$

MTZ311-212200-
Bears Paw Mountains and Southern Blaine-
Including Rocky Boy
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with a 50 percent chance of thunderstorms in the
afternoon. Some thunderstorms may produce gusty winds in the
afternoon. Highs 55 to 65. West winds 5 to 15 mph.
.TONIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms in the evening, then partly cloudy after midnight.
Some thunderstorms may produce gusty winds in the evening. Lows
around 40. Southwest winds up to 10 mph.
.WEDNESDAY...Mostly cloudy. Rain showers likely and slight chance
of thunderstorms in the afternoon. Highs 55 to 60. Southeast
winds up to 10 mph. Chance of precipitation 70 percent.
.WEDNESDAY NIGHT...Rain showers likely and slight chance of
thunderstorms. Lows around 40. Northeast winds 5 to 15 mph.
Chance of precipitation 70 percent.
.THURSDAY...Rain likely. Highs 50 to 55. Northeast winds 10 to
15 mph. Chance of rain 70 percent.
.THURSDAY NIGHT...Partly cloudy with a 30 percent chance of rain.
Lows around 35.
.FRIDAY...Warmer. Partly cloudy with chance of rain showers and
slight chance of thunderstorms. Highs 60 to 65. Chance of
precipitation 30 percent.
.FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 40 to 45.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy with chance of rain
showers and slight chance of thunderstorms. Highs 60 to 70. Lows
40 to 45. Chance of precipitation 50 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain. Highs
55 to 60.
.SUNDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows 40 to 45.
.MEMORIAL DAY...Warmer. Partly cloudy with a 20 percent chance of
rain. Highs 65 to 70.

$$

MTZ312-212200-
Cascade County below 5000ft-
Including Great Falls
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Sunny late in the morning, then mostly cloudy
with chance of rain showers and slight chance of thunderstorms in
the afternoon. Some thunderstorms may produce gusty winds in the
afternoon. Highs 60 to 65. West winds 10 to 15 mph. Chance of
precipitation 50 percent.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Some thunderstorms may produce gusty winds in the evening. Lows
around 40. Southwest winds up to 10 mph.
.WEDNESDAY...Cloudy. Chance of rain in the morning, then rain
showers likely and slight chance of thunderstorms in the
afternoon. Highs 55 to 60. Southwest winds up to 10 mph. Chance
of precipitation 70 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms. Lows around 40. North winds 5 to 15 mph. Chance of
precipitation near 100 percent.
.THURSDAY...Breezy. Rain in the morning, then rain showers likely
and slight chance of thunderstorms in the afternoon. Highs 50 to
55. North winds 15 to 25 mph decreasing to 10 to 15 mph in the
afternoon. Chance of precipitation near 100 percent.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent
chance of rain. Lows around 35. Highs 60 to 65.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows 40 to 45.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 60 to 65. Chance of precipitation
70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain. Lows around 40. Highs 55 to 60.
.SUNDAY NIGHT AND MEMORIAL DAY...Partly cloudy with a 20 percent
chance of rain. Lows around 40. Highs 65 to 70.

&&
               TEMPERATURE     /    PRECIPITATION

Great Falls Arpt   63     41     58  /  40     20     70


$$

MTZ313-212200-
Judith Basin County and Judith Gap-
Including Raynesford, Geyser, Stanford, Windham, Benchland,
Hobson, and Moccasin
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with chance of rain showers and slight chance of
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 55 to 60. Northwest winds
5 to 15 mph. Chance of precipitation 50 percent.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Some thunderstorms may produce gusty winds in the evening. Lows
35 to 40. Southwest winds up to 10 mph.
.WEDNESDAY...Mostly cloudy. Slight chance of rain in the morning,
then rain showers likely and slight chance of thunderstorms in
the afternoon. Highs 55 to 60. Southwest winds up to 10 mph.
Chance of precipitation 70 percent.
.WEDNESDAY NIGHT...Rain showers and chance of thunderstorms in
the evening, then rain showers and slight chance of thunderstorms
after midnight. Lows around 35. Northeast winds 5 to 15 mph.
Chance of precipitation near 100 percent.
.THURSDAY...Rain in the morning, then rain showers and slight
chance of thunderstorms in the afternoon. Highs 45 to 50. North
winds 10 to 15 mph. Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Partly cloudy with a 40 percent chance of rain.
Lows around 30.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
rain. Highs 55 to 60.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows around 40.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 60 to 65. Chance of precipitation
70 percent.
.SATURDAY NIGHT...Rain likely. Lows 35 to 40. Chance of rain
70 percent.
.SUNDAY...Breezy. Mostly cloudy with a 50 percent chance of rain.
Highs around 55.
.SUNDAY NIGHT...Partly cloudy with a 30 percent chance of rain.
Lows 35 to 40.
.MEMORIAL DAY...Partly cloudy with a 20 percent chance of rain.
Highs around 65.

$$

MTZ314-212200-
Fergus County below 4500ft-
Including Hilger and Lewistown
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with chance of rain showers and slight chance of
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 60 to 65. Northwest winds
5 to 15 mph. Chance of precipitation 50 percent.
.TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in
the evening. Some thunderstorms may produce gusty winds in the
evening. Lows around 40. Southwest winds up to 10 mph.
.WEDNESDAY...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the afternoon. Highs 60 to 65. South
winds up to 10 mph. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms in the evening, then rain showers likely and slight
chance of thunderstorms after midnight. Lows 35 to 45. Northeast
winds 5 to 15 mph. Chance of precipitation 90 percent.
.THURSDAY...Rain in the morning, then rain showers and slight
chance of thunderstorms in the afternoon. Highs 45 to 55. North
winds 10 to 15 mph. Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance
of rain. Lows 30 to 35.
.FRIDAY...Warmer. Partly cloudy with a 20 percent chance of rain.
Highs 60 to 65.
.FRIDAY NIGHT...Partly cloudy. Lows 40 to 45.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy with chance of rain
showers and slight chance of thunderstorms. Highs around 65. Lows
40 to 45. Chance of precipitation 50 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain. Highs
55 to 60.
.SUNDAY NIGHT...Partly cloudy with a 30 percent chance of rain.
Lows 40 to 45.
.MEMORIAL DAY...Warmer. Partly cloudy with a 20 percent chance of
rain. Highs 65 to 70.

&&
               TEMPERATURE     /    PRECIPITATION

Lewistown    58     36     59  /  50     30     60


$$

MTZ315-212200-
Upper Blackfoot and MacDonald Pass-
Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with a 20 percent chance of thunderstorms in the
afternoon. Highs 50 to 60. West winds 5 to 15 mph.
.TONIGHT...Partly cloudy with slight chance of thunderstorms in
the evening, then mostly cloudy with slight chance of rain
showers after midnight. Lows 35 to 40. Southwest winds up to
10 mph. Chance of precipitation 20 percent.
.WEDNESDAY...Chance of rain and snow likely in the morning, then
rain showers and slight chance of thunderstorms in the afternoon.
Snow accumulation up to 1 inch. Highs 45 to 55. Southwest winds
up to 10 mph. Chance of precipitation near 100 percent.
.WEDNESDAY NIGHT...Rain showers, snow showers and slight chance
of thunderstorms in the evening, then rain and snow after
midnight. Heavy snow accumulations. Lows 30 to 35. North winds
5 to 15 mph. Gusts up to 30 mph after midnight. Chance of
precipitation near 100 percent.
.THURSDAY...Snow and rain in the morning, then rain showers, snow
showers and slight chance of thunderstorms in the afternoon.
Heavy snow accumulations. Snow level 6000 feet. Highs 40 to 45.
North winds 5 to 15 mph. Gusts up to 30 mph in the morning.
Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Mostly cloudy with chance of snow and slight
chance of rain. Lows 30 to 35. Chance of precipitation
30 percent.
.FRIDAY...Not as cool. Partly cloudy with chance of rain and
slight chance of thunderstorms. Highs 50 to 55. Chance of
precipitation 30 percent.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows 35 to 40.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 45 to 55. Chance of precipitation
70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain and snow. Lows 30 to 35. Highs 45 to 55.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 35.
.MEMORIAL DAY...Warmer. Sunny with a 20 percent chance of rain.
Highs 55 to 65.

$$

MTZ316-212200-
Gates of the Mountains-
Including Canyon Creek, Wolf Creek, and Craig
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs 55 to 65. West winds 5 to
15 mph. Chance of precipitation 50 percent.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows around 40. Southwest winds up to 10 mph.
.WEDNESDAY...Cloudy. Chance of rain in the morning, then rain
showers and slight chance of thunderstorms in the afternoon.
Highs 50 to 55. Southwest winds up to 10 mph. Chance of
precipitation 90 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms. Light snow accumulations. Lows 35 to 40. North
winds 5 to 15 mph. Chance of precipitation near 100 percent.
.THURSDAY...Rain and snow in the morning, then rain showers and
slight chance of thunderstorms in the afternoon. Moderate snow
accumulations. Highs 45 to 50. North winds 10 to 20 mph. Chance
of precipitation near 100 percent.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent
chance of rain. Lows around 35. Highs 55 to 60.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows 40 to 45.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 55 to 60. Chance of precipitation
70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain. Lows 35 to 40. Highs 50 to 60.
.SUNDAY NIGHT AND MEMORIAL DAY...Warmer. Partly cloudy with a
20 percent chance of rain. Lows 35 to 40. Highs 65 to 70.

$$

MTZ317-212200-
Little Belt and Highwood Mountains-
Including Monarch, Neihart, and Kings Hill Pass
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning then becoming
mostly cloudy. Chance of rain showers and slight chance of
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 50 to 55. West winds 5 to
15 mph. Chance of precipitation 50 percent.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Some thunderstorms may produce gusty winds in the evening. Lows
35 to 40. Southwest winds up to 10 mph.
.WEDNESDAY...Mostly cloudy. Chance of rain and snow in the
morning, then rain showers and slight chance of thunderstorms in
the afternoon. Little or no snow accumulation. Highs 45 to 50.
Southwest winds up to 10 mph. Chance of precipitation 90 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms in the evening, then rain showers, snow showers and
slight chance of thunderstorms after midnight. Some thunderstorms
may produce heavy rainfall. Moderate snow accumulations. Lows
30 to 35. North winds up to 10 mph. Chance of precipitation near
100 percent.
.THURSDAY...Snow and rain in the morning, then snow showers, rain
showers and slight chance of thunderstorms in the afternoon. Some
thunderstorms may produce heavy rainfall in the afternoon. Heavy
snow accumulations. Snow level 6000 feet. Highs 35 to 45. North
winds 5 to 15 mph. Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Partly cloudy with a 40 percent chance of rain
and snow. Lows 25 to 30.
.FRIDAY...Not as cool. Partly cloudy with a 40 percent chance of
rain. Highs 50 to 55.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows 35 to 40.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 50 to 55. Chance of precipitation
70 percent.
.SATURDAY NIGHT...Rain likely and chance of snow. Light snow
accumulations. Lows 30 to 35. Chance of precipitation 70 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain and
snow. Highs 45 to 50.
.SUNDAY NIGHT...Partly cloudy with chance of rain and slight
chance of snow. Lows 30 to 40. Chance of precipitation
40 percent.
.MEMORIAL DAY...Warmer. Partly cloudy with a 30 percent chance of
rain. Highs 55 to 65.

$$

MTZ318-212200-
Snowy and Judith Mountains-
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning then becoming
mostly cloudy. Chance of rain showers and slight chance of
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 50 to 55. Northwest winds
5 to 15 mph. Chance of precipitation 50 percent.
.TONIGHT...Partly cloudy. A 40 percent chance of thunderstorms in
the evening. Some thunderstorms may produce gusty winds in the
evening. Lows 35 to 40. Southwest winds up to 10 mph.
.WEDNESDAY...Mostly cloudy. Rain showers likely and slight chance
of thunderstorms in the afternoon. Highs 50 to 55. South winds up
to 10 mph. Chance of precipitation 70 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms. Moderate snow accumulations. Lows 30 to 35. North
winds 5 to 15 mph. Chance of precipitation 90 percent.
.THURSDAY...Rain and snow in the morning, then rain showers, snow
showers and slight chance of thunderstorms in the afternoon.
Heavy snow accumulations. Highs 40 to 45. North winds 10 to
15 mph. Gusts up to 30 mph in the morning. Chance of
precipitation near 100 percent.
.THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
and snow. Lows 25 to 30.
.FRIDAY...Not as cool. Partly cloudy with a 40 percent chance of
rain. Highs 50 to 55.
.FRIDAY NIGHT...Mostly cloudy. Lows 35 to 40.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 55 to 60. Chance of precipitation
70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain. Lows around 35. Highs 50 to 55.
.SUNDAY NIGHT...Partly cloudy with a 40 percent chance of rain.
Lows 35 to 40.
.MEMORIAL DAY...Warmer. Partly cloudy with a 30 percent chance of
rain. Highs 60 to 65.

$$

MTZ319-212200-
Helena Valley-
Including Helena
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with a 20 percent chance of thunderstorms in the
afternoon. Highs in the mid 60s. West winds 5 to 15 mph.
.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows around 40. Southwest winds up to 10 mph shifting to
the southeast after midnight.
.WEDNESDAY...Cloudy. Chance of rain in the morning, then rain
showers and slight chance of thunderstorms in the afternoon.
Highs around 60. South winds up to 10 mph. Chance of
precipitation 90 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms. Lows 35 to 40. Northwest winds 5 to 15 mph. Chance
of precipitation near 100 percent.
.THURSDAY...Cooler. Rain in the morning, then rain showers likely
and slight chance of thunderstorms in the afternoon. Highs around
50. Northwest winds 10 to 15 mph. Chance of precipitation near
100 percent.
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 35.
.FRIDAY...Warmer. Partly cloudy. Highs 60 to 65.
.FRIDAY NIGHT...Mostly cloudy. Lows around 40.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs around 60. Chance of precipitation
70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain. Lows 35 to 40. Highs around 60.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 35 to 40.
.MEMORIAL DAY...Sunny. Highs around 70.

&&
               TEMPERATURE     /    PRECIPITATION

Helena       65     44     60  /  30     20     80


$$

MTZ320-212200-
Big Belt, Bridger and Castle Mountains-
Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass,
and Deep Creek Pass
1021 AM MDT Tue May 21 2024

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING
THROUGH THURSDAY AFTERNOON...

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with chance of snow showers and slight chance of
thunderstorms in the afternoon. Highs 45 to 55. West winds 5 to
15 mph. Chance of precipitation 50 percent.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows 35 to 40. Southwest winds up to 10 mph.
.WEDNESDAY...Mostly cloudy. Slight chance of rain and snow in the
morning, then rain showers and slight chance of thunderstorms in
the afternoon. Snow accumulation up to 3 inches. Highs 45 to 55.
Southwest winds 5 to 15 mph. Chance of precipitation 90 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms in the evening, then rain showers, snow showers and
slight chance of thunderstorms after midnight. Heavy snow
accumulations. Lows 30 to 35. Northwest winds 5 to 15 mph. Chance
of precipitation near 100 percent.
.THURSDAY...Snow and rain in the morning, then snow showers, rain
showers and slight chance of thunderstorms in the afternoon.
Heavy snow accumulations. Snow level 6000 feet. Highs 35 to 45.
Northwest winds 10 to 15 mph. Chance of precipitation near
100 percent.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
and snow. Lows 25 to 30.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
thunderstorms. Highs 45 to 55.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows 35 to 40.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 50 to 60. Chance of precipitation
70 percent.
.SATURDAY NIGHT...Rain likely and chance of snow. Light snow
accumulations. Lows 30 to 35. Chance of precipitation 70 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain and
snow. Highs 45 to 55.
.SUNDAY NIGHT...Partly cloudy with a 30 percent chance of rain.
Lows around 35.
.MEMORIAL DAY...Warmer. Partly cloudy with a 20 percent chance of
rain. Highs 55 to 65.

$$

MTZ321-212200-
Meagher County Valleys-
Including Martinsdale, Checkerboard, Ringling,
and White Sulphur Springs
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning then becoming
mostly cloudy. Chance of rain showers and slight chance of
thunderstorms in the afternoon. Highs in the mid 50s. West winds
5 to 15 mph. Chance of precipitation 50 percent.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the mid 30s. West winds 5 to 10 mph shifting to the south
after midnight.
.WEDNESDAY...Mostly cloudy. Slight chance of rain in the morning,
then rain showers likely and slight chance of thunderstorms in
the afternoon. Highs 50 to 55. Southwest winds 5 to 15 mph.
Chance of precipitation 70 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms. Lows around 35. North winds 5 to 10 mph. Chance of
precipitation near 100 percent.
.THURSDAY...Rain and snow in the morning, then rain showers, snow
showers and slight chance of thunderstorms in the afternoon.
Moderate snow accumulations. Highs 40 to 45. Northwest winds 5 to
15 mph. Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance
of rain. Lows 25 to 30.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
rain. Highs around 55.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows around 35.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 55 to 60. Chance of precipitation
70 percent.
.SATURDAY NIGHT...Rain likely. Lows 30 to 35. Chance of rain
70 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain and
snow. Highs 50 to 55.
.SUNDAY NIGHT...Partly cloudy with a 30 percent chance of rain.
Lows around 35.
.MEMORIAL DAY...Warmer. Partly cloudy with a 20 percent chance of
rain. Highs 60 to 65.

$$

MTZ322-212200-
Elkhorn and Boulder Mountains-
Including Montana City, Clancy, Boulder, Corbin, Wickes,
Elk Park Pass, and Homestake Pass
1021 AM MDT Tue May 21 2024

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING
THROUGH THURSDAY MORNING...

.REST OF TODAY...Partly cloudy late in the morning then becoming
mostly cloudy. Chance of rain showers, snow showers and slight
chance of thunderstorms in the afternoon. Highs 50 to 60. West
winds 5 to 15 mph. Chance of precipitation 40 percent.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows 35 to 40. Southwest winds up to 10 mph.
.WEDNESDAY...Chance of rain and snow in the morning, then rain
showers and chance of thunderstorms in the afternoon. Snow
accumulation up to 3 inches. Snow level 7000 feet. Highs 45 to
55. Southwest winds 5 to 15 mph. Chance of precipitation near
100 percent.
.WEDNESDAY NIGHT...Rain showers, snow showers and chance of
thunderstorms in the evening, then snow showers, rain showers and
slight chance of thunderstorms after midnight. Heavy snow
accumulations. Snow level 6500 feet. Lows 30 to 35. Northwest
winds 5 to 15 mph. Chance of precipitation near 100 percent.
.THURSDAY...Snow and rain in the morning, then snow showers, rain
showers and slight chance of thunderstorms in the afternoon.
Heavy snow accumulations. Snow level 6000 feet. Highs 35 to 45.
Northwest winds 10 to 15 mph. Gusts up to 30 mph in the morning.
Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Mostly cloudy with chance of snow and slight
chance of rain. Lows 25 to 30. Chance of precipitation
30 percent.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
thunderstorms. Highs 45 to 55.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
and snow. Lows 30 to 40.
.SATURDAY...Rain showers likely with possible snow and
thunderstorms. Highs 45 to 55. Chance of precipitation
70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain and snow. Lows 30 to 35. Highs 45 to 55.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain
and snow. Lows 30 to 35.
.MEMORIAL DAY...Warmer. Sunny with a 20 percent chance of rain.
Highs 55 to 65.

$$

MTZ323-212200-
Canyon Ferry Area-
Including Toston, Townsend, and Winston
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with a 20 percent chance of thunderstorms in the
afternoon. Highs 55 to 60. West winds 5 to 15 mph.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Lows around 40. South winds up to 10 mph.
.WEDNESDAY...Cloudy. Slight chance of rain in the morning, then
rain showers and slight chance of thunderstorms in the afternoon.
Highs 55 to 60. South winds 5 to 15 mph. Chance of precipitation
80 percent.
.WEDNESDAY NIGHT...Rain showers and slight chance of
thunderstorms. Lows 35 to 40. North winds 5 to 15 mph. Chance of
precipitation near 100 percent.
.THURSDAY...Rain in the morning, then rain showers and slight
chance of thunderstorms in the afternoon. Highs 45 to 50.
Northwest winds 10 to 15 mph. Chance of precipitation near
100 percent.
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 30 to 35.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
thunderstorms. Highs around 60.
.FRIDAY NIGHT...Mostly cloudy. Lows 40 to 45.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 60 to 65. Chance of precipitation
70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain. Lows around 35. Highs 55 to 60.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 35 to 40.
.MEMORIAL DAY...Warmer, sunny. Highs 65 to 70.

$$

MTZ324-212200-
Missouri Headwaters-
Including Harrison, Three Forks, Willow Creek, Pony,
and Whitehall
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with a 20 percent chance of thunderstorms in the
afternoon. Highs around 60. West winds 5 to 15 mph.
.TONIGHT...Mostly cloudy. A 20 percent chance of thunderstorms in
the evening. Lows around 40. Southwest winds up to 10 mph.
.WEDNESDAY...Cloudy. Chance of rain in the morning, then rain
showers and slight chance of thunderstorms in the afternoon.
Highs 55 to 60. Southwest winds 5 to 15 mph. Chance of
precipitation 90 percent.
.WEDNESDAY NIGHT...Rain showers and chance of thunderstorms in
the evening, then rain showers and slight chance of thunderstorms
after midnight. Lows 35 to 40. Northwest winds 5 to 15 mph.
Chance of precipitation near 100 percent.
.THURSDAY...Rain and snow in the morning, then rain showers and
slight chance of thunderstorms in the afternoon. Light snow
accumulations. Highs 45 to 50. Northwest winds 10 to 15 mph.
Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows around 30.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
thunderstorms. Highs around 60.
.FRIDAY NIGHT...Mostly cloudy. Lows around 40.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 60 to 65. Chance of precipitation
70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain. Lows around 35. Highs 55 to 60.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 35 to 40.
.MEMORIAL DAY...Warmer, sunny. Highs 65 to 70.

$$

MTZ325-212200-
Madison River Valley-
Including Cameron, Ennis, Jeffers, McAllister, and Norris
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning then becoming
mostly cloudy. A 20 percent chance of rain showers in the
afternoon. Highs 55 to 60. West winds 5 to 15 mph.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows 35 to 40. South winds 5 to 15 mph.
.WEDNESDAY...Breezy, cloudy. Chance of rain and snow in the
morning, then rain showers and slight chance of thunderstorms in
the afternoon. Little or no snow accumulation. Highs in the mid
50s. South winds 15 to 25 mph. Chance of precipitation
90 percent.
.WEDNESDAY NIGHT...Rain showers and chance of thunderstorms in
the evening, then rain showers, snow showers and slight chance of
thunderstorms after midnight. Lows 30 to 35. Southwest winds 5 to
15 mph. Chance of precipitation near 100 percent.
.THURSDAY...Cooler. Snow and rain in the morning, then rain
showers, snow showers and slight chance of thunderstorms in the
afternoon. Light snow accumulations. Highs around 45. Southwest
winds 5 to 15 mph shifting to the west 10 to 15 mph in the
afternoon. Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of rain.
Lows around 30.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
thunderstorms. Highs 55 to 60.
.FRIDAY NIGHT...Mostly cloudy. Lows 35 to 40.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 55 to 60. Chance of precipitation
60 percent.
.SATURDAY NIGHT...Mostly cloudy with a 50 percent chance of rain.
Lows 30 to 35.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain and
snow. Highs 55 to 60.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 35 to 40.
.MEMORIAL DAY...Sunny. Highs around 65.

$$

MTZ326-212200-
Gallatin Valley-
Including Bozeman and Gallatin Gateway
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with a 20 percent chance of thunderstorms in the
afternoon. Highs around 60. West winds up to 10 mph.
.TONIGHT...Partly cloudy with a 20 percent chance of
thunderstorms in the evening, then mostly cloudy after midnight.
Lows 35 to 40. South winds up to 10 mph.
.WEDNESDAY...Cloudy. Slight chance of rain in the morning, then
rain showers likely and slight chance of thunderstorms in the
afternoon. Highs 55 to 60. Southwest winds 5 to 10 mph. Chance of
precipitation 70 percent.
.WEDNESDAY NIGHT...Rain showers and chance of thunderstorms in
the evening, then rain showers and slight chance of thunderstorms
after midnight. Lows around 35. West winds 5 to 10 mph. Chance of
precipitation near 100 percent.
.THURSDAY...Cooler. Rain and snow in the morning, then rain
showers and slight chance of thunderstorms in the afternoon.
Light snow accumulations. Highs around 45. West winds 5 to
10 mph. Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows around 30.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
thunderstorms. Highs 55 to 60.
.FRIDAY NIGHT...Mostly cloudy. Lows 35 to 40.
.SATURDAY...Rain showers likely and slight chance of
thunderstorms. Highs 60 to 65. Chance of precipitation
60 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain. Lows around 35. Highs 55 to 60.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 35 to 40.
.MEMORIAL DAY...Warmer. Sunny with a 20 percent chance of rain.
Highs 65 to 70.

&&
               TEMPERATURE     /    PRECIPITATION

Bozeman Airport    62     36     60  /  20     20     70
Bozeman MSU        59     38     58  /  20     20     70


$$

MTZ330-212200-
Gallatin and Madison County Mountains and Centennial Mountains-
Including Big Sky, West Yellowstone, Targhee Pass,
and Raynolds Pass
1021 AM MDT Tue May 21 2024

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING
THROUGH THURSDAY AFTERNOON...

.REST OF TODAY...Mostly cloudy. A 20 percent chance of rain
showers and snow showers in the afternoon. Highs 40 to 50.
Northwest winds 5 to 15 mph.
.TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms
and snow showers in the evening. Lows 25 to 35. Southwest winds
5 to 10 mph.
.WEDNESDAY...Breezy. Chance of snow and rain in the morning, then
rain showers, snow showers and slight chance of thunderstorms in
the afternoon. Snow accumulation of 3 to 6 inches. Snow level
7000 feet. Highs 40 to 50. South winds 10 to 15 mph increasing to
15 to 25 mph in the afternoon. Chance of precipitation near
100 percent.
.WEDNESDAY NIGHT...Rain showers, snow showers and chance of
thunderstorms in the evening, then snow showers, rain showers and
slight chance of thunderstorms after midnight. Heavy snow
accumulations. Snow level 7000 feet. Lows 25 to 30. Southwest
winds 5 to 15 mph. Chance of precipitation near 100 percent.
.THURSDAY...Snow in the morning, then snow showers and slight
chance of thunderstorms in the afternoon. Heavy snow
accumulations. Highs 30 to 40. West winds 5 to 15 mph. Chance of
precipitation near 100 percent.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of snow.
Lows 20 to 30.
.FRIDAY...Not as cool. Mostly cloudy with chance of rain showers,
snow showers and slight chance of thunderstorms. Highs 40 to 50.
Chance of precipitation 40 percent.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
and snow. Lows 30 to 35.
.SATURDAY...Rain showers likely, slight chance of thunderstorms
and snow. Light snow accumulations. Highs 45 to 55. Chance of
precipitation 70 percent.
.SATURDAY NIGHT...Rain likely and chance of snow. Light snow
accumulations. Lows 25 to 30. Chance of precipitation 70 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of snow and
rain. Highs 45 to 55.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain
and snow. Lows 25 to 35.
.MEMORIAL DAY...Sunny with a 20 percent chance of rain. Highs
50 to 60.

&&
               TEMPERATURE     /    PRECIPITATION

West Yellowstone   52     30     49  /  30     20     80


$$

MTZ327-212200-
Northwest Beaverhead County-
Including Dewey, Wisdom, Wise River, Big Hole Pass,
and Chief Joseph Pass
1021 AM MDT Tue May 21 2024

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING
THROUGH THURSDAY MORNING...

.REST OF TODAY...Mostly cloudy. A 20 percent chance of rain
showers and snow showers in the afternoon. Highs 45 to 55. West
winds 5 to 15 mph.
.TONIGHT...Mostly cloudy. Slight chance of rain showers and snow
showers in the evening, then slight chance of snow showers after
midnight. Lows 30 to 35. Southwest winds up to 10 mph. Chance of
precipitation 20 percent.
.WEDNESDAY...Snow and rain likely in the morning, then rain
showers, snow showers and chance of thunderstorms in the
afternoon. Snow accumulation of 3 to 6 inches. Snow level
7000 feet. Highs 40 to 50. Southwest winds 5 to 15 mph. Chance of
precipitation near 100 percent.
.WEDNESDAY NIGHT...Snow showers, rain showers and chance of
thunderstorms in the evening, then snow showers and slight chance
of thunderstorms after midnight. Heavy snow accumulations. Lows
25 to 30. West winds 5 to 15 mph. Chance of precipitation near
100 percent.
.THURSDAY...Snow in the morning, then snow showers and slight
chance of thunderstorms in the afternoon. Heavy snow
accumulations. Highs 35 to 45. Northwest winds 10 to 15 mph.
Chance of precipitation near 100 percent.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
and snow. Lows around 25.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
thunderstorms. Highs 45 to 55.
.FRIDAY NIGHT...Mostly cloudy with chance of snow and slight
chance of rain. Lows 30 to 35. Chance of precipitation
40 percent.
.SATURDAY...Rain showers, snow showers likely and slight chance
of thunderstorms. Light snow accumulations. Highs 45 to 50.
Chance of precipitation 70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of snow and rain. Lows 25 to 30. Highs 45 to 50.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain
and snow. Lows 25 to 30.
.MEMORIAL DAY...Not as cool. Sunny. Highs 55 to 60.

$$

MTZ328-212200-
Beaverhead and Western Madison below 6000ft-
Including Bannack, Dillon, Glen, and Waterloo
1021 AM MDT Tue May 21 2024

.REST OF TODAY...Partly cloudy late in the morning, then mostly
cloudy with a 20 percent chance of rain showers in the afternoon.
Highs 55 to 60. West winds 5 to 15 mph.
.TONIGHT...Mostly cloudy. Lows 35 to 40. Southwest winds up to
10 mph.
.WEDNESDAY...Chance of rain and snow in the morning, then rain
showers and chance of thunderstorms in the afternoon. Snow
accumulation up to 3 inches. Highs 55 to 60. South winds 5 to
15 mph. Chance of precipitation near 100 percent.
.WEDNESDAY NIGHT...Rain showers and chance of thunderstorms in
the evening, then rain showers, snow showers and slight chance of
thunderstorms after midnight. Heavy snow accumulations. Lows
30 to 35. West winds 5 to 15 mph. Chance of precipitation near
100 percent.
.THURSDAY...Snow and rain in the morning, then rain showers
likely with possible snow showers and thunderstorms in the
afternoon. Heavy snow accumulations. Snow level 5500 feet. Highs
40 to 50. West winds 10 to 15 mph. Chance of precipitation near
100 percent.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows around 30.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
thunderstorms. Highs 55 to 60.
.FRIDAY NIGHT...Mostly cloudy. Lows 35 to 40.
.SATURDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 55 to 60. Chance of precipitation
50 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of rain and snow. Lows 30 to 35. Highs 55 to 60.
.SUNDAY NIGHT...Mostly clear with a 20 percent chance of rain.
Lows around 35.
.MEMORIAL DAY...Warmer, sunny. Highs 65 to 70.

&&
               TEMPERATURE     /    PRECIPITATION

Dillon       60     38     58  /  20     10     90


$$

MTZ329-212200-
Ruby Mountains and Southern Beaverhead Mountains-
Including Monida Pass
1021 AM MDT Tue May 21 2024

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING
THROUGH THURSDAY MORNING...

.REST OF TODAY...Partly cloudy. A 20 percent chance of rain
showers and snow showers in the afternoon. Highs 45 to 55.
Northwest winds 5 to 15 mph.
.TONIGHT...Partly cloudy with a 20 percent chance of rain showers
and snow showers in the evening, then mostly cloudy after
midnight. Lows 30 to 35. Southwest winds 5 to 15 mph.
.WEDNESDAY...Breezy. Chance of snow and rain in the morning, then
rain showers, chance of thunderstorms and snow showers in the
afternoon. Snow accumulation up to 2 inches. Snow level
7500 feet. Highs 45 to 50. South winds 10 to 15 mph increasing to
15 to 25 mph in the afternoon. Chance of precipitation near
100 percent.
.WEDNESDAY NIGHT...Rain showers, snow showers and chance of
thunderstorms in the evening, then snow showers and slight chance
of thunderstorms after midnight. Heavy snow accumulations. Lows
25 to 30. West winds 10 to 15 mph. Chance of precipitation near
100 percent.
.THURSDAY...Snow in the morning, then snow showers and slight
chance of thunderstorms in the afternoon. Heavy snow
accumulations. Highs 35 to 40. West winds 10 to 15 mph. Chance of
precipitation near 100 percent.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
and snow. Lows 25 to 30.
.FRIDAY...Not as cool. Partly cloudy with a 20 percent chance of
thunderstorms. Highs 45 to 55.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
and snow. Lows 30 to 35.
.SATURDAY...Rain showers likely with possible snow and
thunderstorms. Highs 45 to 55. Chance of precipitation
70 percent.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 50 percent
chance of snow and rain. Lows 25 to 30. Highs 50 to 55.
.SUNDAY NIGHT...Mostly clear with a 20 percent chance of rain and
snow. Lows 30 to 35.
.MEMORIAL DAY...Sunny. Highs 55 to 60.

$$

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