Zone Forecast Product
Issued by NWS Great Falls, MT

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
102
FPUS55 KTFX 120843
ZFPTFX

Zone Forecast Product for Central and Southwest Montana
National Weather Service Great Falls MT
242 AM MDT Sun May 12 2024

Spot temperatures and probabilities of measurable precipitation
are for today, tonight, and Monday.


...FLOOD HIGHLIGHTS HAVE BEEN ISSUED FOR PORTIONS OF THE ZONE
FORECAST AREA. PLEASE REFER TO THE LATEST FLOOD BULLETIN FOR
DETAILS...

MTZ301-122200-
East Glacier Park Region-
Including East Glacier Park, Kiowa, Babb, Saint Mary,
Marias Pass, and Logan Pass
242 AM MDT Sun May 12 2024

.TODAY...Breezy. Partly cloudy in the morning then becoming
sunny. Highs 60 to 70. Southwest winds 10 to 15 mph shifting to
the west 15 to 25 mph in the afternoon.
.TONIGHT...Breezy. Mostly clear. Lows 40 to 50. Southwest winds
15 to 25 mph.
.MONDAY...Windy. Partly cloudy in the morning, then mostly cloudy
with chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 55 to 65. Southwest winds 20 to 30 mph.
Chance of precipitation 50 percent.
.MONDAY NIGHT...Breezy. Rain showers likely and slight chance of
thunderstorms. Lows 40 to 45. West winds 15 to 25 mph with gusts
to around 40 mph decreasing to 5 to 15 mph after midnight. Chance
of precipitation 70 percent.
.TUESDAY...Mostly cloudy. Rain likely in the morning, then rain
showers likely and slight chance of thunderstorms in the
afternoon. Highs 45 to 55. Northwest winds 5 to 15 mph. Chance of
precipitation 70 percent.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy with a 20 percent
chance of rain. Lows 35 to 40. Highs 50 to 60.
.WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of
rain. Lows 40 to 45.
.THURSDAY...Breezy. Mostly cloudy with a 50 percent chance of
rain. Highs 50 to 60.
.THURSDAY NIGHT...Breezy. Mostly cloudy with a 40 percent chance
of rain and snow. Lows 35 to 40.
.FRIDAY...Breezy. Mostly cloudy with a 50 percent chance of rain
and snow. Highs 45 to 55.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
and snow. Lows 30 to 35.
.SATURDAY...Mostly cloudy with a 50 percent chance of rain and
snow. Highs 40 to 50.

$$

MTZ307-122200-
Southern Rocky Mountain Front-
Including Rogers Pass
242 AM MDT Sun May 12 2024

.TODAY...Sunny. Highs 60 to 70. West winds 5 to 15 mph.
.TONIGHT...Mostly clear. Lows 40 to 45. West winds 10 to 15 mph.
.MONDAY...Breezy. Sunny in the morning, then mostly cloudy with a
50 percent chance of rain in the afternoon. Highs 60 to 70. West
winds 15 to 25 mph with gusts to around 40 mph.
.MONDAY NIGHT...Breezy. Mostly cloudy with a 50 percent chance of
rain. Lows 40 to 45. West winds 15 to 25 mph with gusts to around
40 mph decreasing to 10 to 15 mph after midnight.
.TUESDAY...Cooler. Rain likely in the morning, then rain showers
and slight chance of thunderstorms in the afternoon. Highs 45 to
55. Northwest winds 5 to 15 mph. Chance of precipitation
80 percent.
.TUESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows 35 to 40.
.WEDNESDAY...Warmer. Partly cloudy with a 40 percent chance of
rain. Highs 55 to 65.
.WEDNESDAY NIGHT AND THURSDAY...Breezy. Mostly cloudy with a
40 percent chance of rain. Lows 40 to 45. Highs 55 to 65.
.THURSDAY NIGHT AND FRIDAY...Breezy. Mostly cloudy with a
50 percent chance of rain and snow. Lows 35 to 45. Highs 50 to
60.
.FRIDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance of
rain and snow. Lows 30 to 35.
.SATURDAY...Mostly cloudy with chance of rain showers, snow and
slight chance of thunderstorms. Highs 45 to 50. Chance of
precipitation 50 percent.

$$

MTZ302-122200-
Northern High Plains-
Including Browning, Heart Butte, and Dupuyer
242 AM MDT Sun May 12 2024

.TODAY...Breezy. Partly cloudy in the morning then clearing.
Highs in the mid 70s. Southwest winds 5 to 15 mph increasing to
west 15 to 25 mph in the afternoon.
.TONIGHT...Mostly clear. Lows 45 to 50. West winds 10 to 15 mph.
Gusts up to 30 mph in the evening.
.MONDAY...Windy. Partly cloudy in the morning, then mostly cloudy
with chance of rain and slight chance of thunderstorms in the
afternoon. Highs 70 to 75. West winds 20 to 30 mph with gusts to
around 50 mph. Chance of precipitation 40 percent.
.MONDAY NIGHT...Breezy. Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening, then rain showers
likely and slight chance of thunderstorms after midnight. Lows
45 to 50. West winds 15 to 25 mph with gusts to around 40 mph
shifting to the northwest 10 to 15 mph after midnight. Chance of
precipitation 70 percent.
.TUESDAY...Cooler. Mostly cloudy. Rain likely in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 55 to 60. Northwest winds 10 to 15 mph.
Chance of precipitation 70 percent.
.TUESDAY NIGHT...Partly cloudy. Lows around 40.
.WEDNESDAY...Partly cloudy with a 20 percent chance of rain.
Highs around 65.
.WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of
rain. Lows around 45.
.THURSDAY AND THURSDAY NIGHT...Mostly cloudy with a 40 percent
chance of rain. Highs around 65. Lows 40 to 45.
.FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a 40 percent chance
of rain. Highs 55 to 60. Lows around 35.
.SATURDAY...Mostly cloudy with a 50 percent chance of rain. Highs
50 to 55.

$$

MTZ308-122200-
Southern High Plains-
Including Bynum, Choteau, and Pendroy
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy. Highs 75 to 80. Southwest winds 5 to
15 mph.
.TONIGHT...Mostly clear. Lows 45 to 50. West winds 5 to 15 mph.
.MONDAY...Breezy. Sunny in the morning, then partly cloudy with a
20 percent chance of rain in the afternoon. Highs in the mid 70s.
West winds 10 to 15 mph increasing to 15 to 25 mph in the
afternoon.
.MONDAY NIGHT...Breezy. Partly cloudy with slight chance of rain
in the evening, then mostly cloudy with chance of rain after
midnight. Lows 45 to 50. West winds 15 to 25 mph decreasing to
5 to 15 mph after midnight. Chance of rain 50 percent.
.TUESDAY...Cooler. Rain likely in the morning, then chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs around 60. Northwest winds 5 to 15 mph. Chance of
precipitation 70 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows 40 to 45.
.WEDNESDAY...Partly cloudy with a 20 percent chance of rain.
Highs 65 to 70.
.WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of
rain. Lows 45 to 50.
.THURSDAY AND THURSDAY NIGHT...Mostly cloudy with a 40 percent
chance of rain. Highs 65 to 70. Lows around 45.
.FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a 40 percent chance
of rain. Highs 60 to 65. Lows 35 to 40.
.SATURDAY...Mostly cloudy with a 50 percent chance of rain. Highs
55 to 60.

$$

MTZ303-122200-
Eastern Glacier, Western Toole, and Central Pondera-
Including Cut Bank, Ethridge, and Santa Rita
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy. Haze in the morning. A 20 percent chance
of rain in the afternoon. Highs 75 to 80. Southwest winds 5 to
15 mph.
.TONIGHT...Mostly clear. Lows 45 to 50. Southwest winds 5 to
15 mph.
.MONDAY...Windy. Sunny in the morning, then mostly cloudy with
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs 75 to 80. West winds 10 to 20 mph increasing to
20 to 30 mph in the afternoon. Gusts up to 45 mph. Chance of
precipitation 50 percent.
.MONDAY NIGHT...Breezy. Mostly cloudy. Chance of thunderstorms in
the evening, then rain showers likely and slight chance of
thunderstorms after midnight. Lows 45 to 50. Northwest winds
15 to 25 mph decreasing to 10 to 15 mph after midnight. Chance of
precipitation 70 percent.
.TUESDAY...Cooler. Mostly cloudy. Rain likely and slight chance
of thunderstorms in the morning, then slight chance of
thunderstorms in the afternoon. Highs around 60. Northwest winds
10 to 15 mph. Chance of precipitation 70 percent.
.TUESDAY NIGHT...Partly cloudy. Lows around 40.
.WEDNESDAY...Partly cloudy with a 20 percent chance of rain.
Highs 65 to 70.
.WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of
rain. Lows around 45.
.THURSDAY AND THURSDAY NIGHT...Mostly cloudy with a 40 percent
chance of rain. Highs 65 to 70. Lows 40 to 45.
.FRIDAY AND FRIDAY NIGHT...Cooler. Mostly cloudy with a
30 percent chance of rain. Highs 55 to 60. Lows 35 to 40.
.SATURDAY...Mostly cloudy with a 40 percent chance of rain. Highs
around 55.

&&
               TEMPERATURE     /    PRECIPITATION

Cut Bank     78     48     77  /  10     10     30


$$

MTZ304-122200-
Eastern Toole and Liberty-
Including Devon, Shelby, Chester, Galata, Joplin, Lothair,
and Whitlash
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy. Haze in the morning. Chance of rain
showers and slight chance of thunderstorms in the afternoon.
Highs 70 to 80. Southeast winds 5 to 10 mph. Chance of
precipitation 50 percent.
.TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in
the evening. Lows 45 to 50. South winds 5 to 15 mph shifting to
the southwest 5 to 10 mph after midnight.
.MONDAY...Breezy. Sunny in the morning, then mostly cloudy with
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs 75 to 80. West winds 5 to 15 mph increasing to
15 to 25 mph in the afternoon. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then rain showers likely and slight chance of
thunderstorms after midnight. Lows 45 to 50. Northwest winds
10 to 20 mph. Chance of precipitation 70 percent.
.TUESDAY...Cooler. Mostly cloudy with a 50 percent chance of
rain. Highs 60 to 65. Northwest winds 5 to 15 mph.
.TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 40 to 45.
.WEDNESDAY...Partly cloudy with a 30 percent chance of rain.
Highs 65 to 70.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy with a 40 percent
chance of rain. Lows 45 to 50. Highs 65 to 70.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows 40 to 45.
.FRIDAY AND FRIDAY NIGHT...Cooler. Mostly cloudy with a
30 percent chance of rain. Highs 55 to 65. Lows 35 to 40.
.SATURDAY...Mostly cloudy with a 40 percent chance of rain. Highs
55 to 60.

$$

MTZ305-122200-
Hill County-
Including Havre
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy. Haze through the day. A 20 percent chance
of rain in the afternoon. Highs in the mid 70s. East winds 5 to
15 mph shifting to the south 5 to 10 mph in the afternoon.
.TONIGHT...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms in the evening, then mostly clear with
slight chance of thunderstorms after midnight. Lows 45 to 50.
South winds 5 to 15 mph. Chance of precipitation 50 percent.
.MONDAY...Sunny in the morning, then mostly cloudy with chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 75 to 80. West winds 10 to 20 mph. Gusts up to 35 mph in
the afternoon. Chance of precipitation 50 percent.
.MONDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then chance of rain showers and slight chance of
thunderstorms after midnight. Lows around 50. Northwest winds
5 to 15 mph. Gusts up to 35 mph in the evening. Chance of
precipitation 50 percent.
.TUESDAY...Cooler. Mostly cloudy with a 50 percent chance of
rain. Highs around 65. Northwest winds 10 to 15 mph.
.TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 45.
.WEDNESDAY...Partly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs around 70. Chance of precipitation
40 percent.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy with a 40 percent
chance of rain. Lows 45 to 50. Highs around 70.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows around 45.
.FRIDAY AND FRIDAY NIGHT...Cooler. Mostly cloudy with a
30 percent chance of rain. Highs around 60. Lows 35 to 40.
.SATURDAY...Mostly cloudy with a 40 percent chance of rain. Highs
55 to 60.

&&
               TEMPERATURE     /    PRECIPITATION

Havre        75     49     78  /  20     50     40


$$

MTZ306-122200-
Northern Blaine County-
Including Chinook, Zurich, Harlem, Hogeland, and Fort Belknap
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy with a 20 percent chance of rain in the
morning, then sunny in the afternoon. Haze through the day. Highs
70 to 75. Southeast winds 5 to 15 mph.
.TONIGHT...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Haze. Lows 45 to 50. Southeast winds
10 to 15 mph. Chance of precipitation 50 percent.
.MONDAY...Sunny in the morning, then mostly cloudy with chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 75 to 80. West winds 10 to 20 mph. Gusts up to 35 mph in
the afternoon. Chance of precipitation 50 percent.
.MONDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then chance of rain showers and slight chance of
thunderstorms after midnight. Lows 45 to 50. Northwest winds 5 to
15 mph. Gusts up to 30 mph in the evening. Chance of
precipitation 50 percent.
.TUESDAY...Breezy, cooler. Mostly cloudy with a 50 percent chance
of rain. Highs around 65. Northwest winds 15 to 25 mph.
.TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 40 to 45.
.WEDNESDAY...Partly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 65 to 70. Chance of precipitation
40 percent.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly cloudy with a
40 percent chance of rain. Lows 40 to 45. Highs around 70.
.FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a 30 percent chance
of rain. Highs 60 to 65. Lows 35 to 40.
.SATURDAY...Mostly cloudy with a 40 percent chance of rain. Highs
around 60.

$$

MTZ309-122200-
Eastern Pondera and Eastern Teton-
Including Brady, Conrad, and Ledger
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy. A 20 percent chance of rain in the
afternoon. Highs 75 to 80. Northwest winds 5 to 10 mph shifting
to the southwest 5 to 15 mph in the afternoon.
.TONIGHT...Mostly clear. Lows in the mid 40s. Southwest winds
5 to 10 mph.
.MONDAY...Breezy. Sunny in the morning, then partly cloudy with a
20 percent chance of rain in the afternoon. Highs in the mid 70s.
West winds 5 to 15 mph increasing to 15 to 25 mph in the
afternoon.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows 45 to 50. West winds 5 to
15 mph. Gusts up to 30 mph in the evening. Chance of
precipitation 50 percent.
.TUESDAY...Cooler. Mostly cloudy. Rain likely in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs around 60. Northwest winds 5 to 15 mph.
Chance of precipitation 70 percent.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy with a 20 percent
chance of rain. Lows around 40. Highs around 70.
.WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of
rain. Lows around 45.
.THURSDAY AND THURSDAY NIGHT...Mostly cloudy with a 40 percent
chance of rain. Highs around 70. Lows 40 to 45.
.FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a 30 percent chance
of rain. Highs 60 to 65. Lows around 35.
.SATURDAY...Mostly cloudy with a 40 percent chance of rain. Highs
55 to 60.

$$

MTZ310-122200-
Western and Central Chouteau County-
Including Floweree, Carter, and Fort Benton
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy. Haze in the morning. A 20 percent chance
of rain in the afternoon. Highs 75 to 80. Southwest winds 5 to
10 mph.
.TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in
the evening. Some thunderstorms may produce heavy rainfall in the
evening. Lows 45 to 50. South winds 5 to 10 mph.
.MONDAY...Sunny in the morning, then mostly cloudy with chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 75 to 80. West winds 10 to 20 mph. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows around 50. West winds 5 to
15 mph. Chance of precipitation 50 percent.
.TUESDAY...Cooler. Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the morning, then chance of rain
showers and slight chance of thunderstorms in the afternoon.
Highs 60 to 65. Northwest winds 5 to 15 mph. Chance of
precipitation 70 percent.
.TUESDAY NIGHT...Colder. Partly cloudy with chance of rain
showers and slight chance of thunderstorms. Lows 40 to 45. Chance
of precipitation 40 percent.
.WEDNESDAY...Partly cloudy with a 40 percent chance of rain.
Highs around 70.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy with a 40 percent
chance of rain. Lows 45 to 50. Highs around 70.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows around 45.
.FRIDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 60 to 65. Chance of precipitation
40 percent.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows around 40.
.SATURDAY...Mostly cloudy with a 50 percent chance of rain. Highs
55 to 60.

$$

MTZ311-122200-
Bears Paw Mountains and Southern Blaine-
Including Rocky Boy
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy in the morning then clearing. Haze through
the day. Highs 70 to 75. Southeast winds 5 to 15 mph.
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Chance of rain showers and slight chance of
thunderstorms. Haze through the night. Lows around 50. South
winds 5 to 15 mph. Chance of precipitation 50 percent.
.MONDAY...Sunny in the morning, then mostly cloudy with chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 75 to 80. West winds 10 to 20 mph. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows around 50. West winds 5 to
15 mph. Chance of precipitation 50 percent.
.TUESDAY...Cooler. Mostly cloudy with rain showers likely and
slight chance of thunderstorms. Highs 60 to 65. Northwest winds
10 to 20 mph. Chance of precipitation 70 percent.
.TUESDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms. Lows around 45.
.WEDNESDAY...Partly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 65 to 70. Chance of precipitation
40 percent.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy with a 40 percent
chance of rain. Lows 45 to 50. Highs 65 to 70.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows around 45.
.FRIDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 60 to 65. Chance of precipitation
40 percent.
.FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of rain.
Lows around 40.
.SATURDAY...Mostly cloudy with a 40 percent chance of rain. Highs
55 to 60.

$$

MTZ312-122200-
Cascade County below 5000ft-
Including Great Falls
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy. A 20 percent chance of rain in the
afternoon. Highs 75 to 80. West winds 5 to 10 mph.
.TONIGHT...Mostly clear. Lows 45 to 50. Southwest winds 5 to
10 mph.
.MONDAY...Breezy. Sunny in the morning, then partly cloudy with a
20 percent chance of rain in the afternoon. Highs 75 to 80.
Southwest winds 10 to 15 mph shifting to the west 15 to 25 mph in
the afternoon.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows around 50. West winds 5 to
15 mph. Chance of precipitation 50 percent.
.TUESDAY...Cooler. Rain and slight chance of thunderstorms in the
morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. Highs around 60. Northwest winds
5 to 15 mph. Chance of precipitation 90 percent.
.TUESDAY NIGHT...Colder. Mostly cloudy with a 20 percent chance
of thunderstorms. Lows 40 to 45.
.WEDNESDAY...Partly cloudy with a 20 percent chance of rain.
Highs 65 to 70.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy with a 40 percent
chance of rain. Lows 45 to 50. Highs 70 to 75.
.THURSDAY NIGHT AND FRIDAY...Cooler. Mostly cloudy with a
40 percent chance of rain. Lows around 45. Highs 60 to 65.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows around 40.
.SATURDAY...Mostly cloudy with a 50 percent chance of rain. Highs
55 to 60.

&&
               TEMPERATURE     /    PRECIPITATION

Great Falls Arpt   78     49     78  /  20     10     20


$$

MTZ313-122200-
Judith Basin County and Judith Gap-
Including Raynesford, Geyser, Stanford, Windham, Benchland,
Hobson, and Moccasin
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy. Chance of rain showers and slight chance
of thunderstorms in the afternoon. Some thunderstorms may produce
heavy rainfall in the afternoon. Highs 70 to 75. Northwest winds
5 to 15 mph. Chance of precipitation 40 percent.
.TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in
the evening. Some thunderstorms may produce heavy rainfall in the
evening. Lows 45 to 50. Southwest winds 5 to 15 mph.
.MONDAY...Sunny in the morning, then mostly cloudy with a
50 percent chance of rain in the afternoon. Highs 70 to 75. West
winds 10 to 20 mph.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows 45 to 50. West winds 10 to
15 mph. Chance of precipitation 50 percent.
.TUESDAY...Cooler. Rain likely in the morning, then rain showers
and chance of thunderstorms in the afternoon. Highs 55 to 60.
Northwest winds 10 to 20 mph. Chance of precipitation 90 percent.
.TUESDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows around 40. Chance of
precipitation 50 percent.
.WEDNESDAY...Partly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs around 65. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly cloudy with a
40 percent chance of rain. Lows 40 to 45. Highs 65 to 70.
.FRIDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs around 60. Chance of precipitation
50 percent.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows 35 to 40.
.SATURDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs around 55. Chance of precipitation
50 percent.

$$

MTZ314-122200-
Fergus County below 4500ft-
Including Hilger and Lewistown
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy. Haze in the morning. A 20 percent chance
of thunderstorms in the afternoon. Some thunderstorms may produce
heavy rainfall in the afternoon. Highs 70 to 75. Northeast winds
5 to 15 mph.
.TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in
the evening. Some thunderstorms may produce heavy rainfall in the
evening. Lows around 50. Southeast winds 5 to 10 mph shifting to
the south 5 to 15 mph after midnight.
.MONDAY...Sunny in the morning, then mostly cloudy with a
40 percent chance of rain in the afternoon. Highs 75 to 80. West
winds 10 to 20 mph.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows around 50. West winds 10 to
15 mph. Chance of precipitation 50 percent.
.TUESDAY...Breezy, cooler. Mostly cloudy. Chance of rain in the
morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. Highs 60 to 65. Northwest winds
10 to 15 mph increasing to 15 to 25 mph in the afternoon. Chance
of precipitation 70 percent.
.TUESDAY NIGHT...Colder. Mostly cloudy with a 20 percent chance
of thunderstorms. Lows 40 to 45.
.WEDNESDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 65 to 70. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly cloudy with a
40 percent chance of rain. Lows 45 to 50. Highs around 70.
.FRIDAY...Breezy. Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Highs 60 to 65. Chance of
precipitation 40 percent.
.FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of rain.
Lows around 40.
.SATURDAY...Mostly cloudy with a 50 percent chance of rain. Highs
55 to 60.

&&
               TEMPERATURE     /    PRECIPITATION

Lewistown    70     46     72  /  40     50     30


$$

MTZ315-122200-
Upper Blackfoot and MacDonald Pass-
Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass
242 AM MDT Sun May 12 2024

.TODAY...Sunny. Highs 65 to 75. West winds 5 to 15 mph.
.TONIGHT...Mostly clear. Lows in the mid 40s. West winds 5 to
15 mph.
.MONDAY...Breezy. Sunny in the morning, then mostly cloudy with a
30 percent chance of rain in the afternoon. Highs 65 to 70. West
winds 10 to 15 mph increasing to 15 to 25 mph in the afternoon.
.MONDAY NIGHT...Breezy. Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening, then slight chance
of rain after midnight. Lows 40 to 45. West winds 15 to 25 mph
decreasing to 10 to 15 mph after midnight. Chance of
precipitation 30 percent.
.TUESDAY...Rain likely in the morning, then rain showers likely
and slight chance of thunderstorms in the afternoon. Highs 50 to
60. Northwest winds 5 to 15 mph. Chance of precipitation
70 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms. Lows 35 to 40.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy with a 20 percent
chance of rain. Highs 60 to 70. Lows 40 to 45.
.THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of rain.
Lows 40 to 45.
.FRIDAY...Breezy. Mostly cloudy with a 40 percent chance of rain.
Highs 55 to 65.
.FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain
and snow. Lows 35 to 40.
.SATURDAY...Mostly cloudy with chance of rain showers, snow and
slight chance of thunderstorms. Highs 50 to 60. Chance of
precipitation 50 percent.

$$

MTZ316-122200-
Gates of the Mountains-
Including Canyon Creek, Wolf Creek, and Craig
242 AM MDT Sun May 12 2024

.TODAY...Sunny in the morning then becoming partly cloudy. Highs
70 to 80. West winds 5 to 15 mph.
.TONIGHT...Mostly clear. Lows 45 to 50. West winds 5 to 15 mph.
.MONDAY...Breezy. Sunny in the morning, then mostly cloudy with a
30 percent chance of rain in the afternoon. Highs 70 to 75.
Southwest winds 10 to 15 mph shifting to the west 15 to 25 mph in
the afternoon.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then chance of rain after
midnight. Lows 45 to 50. West winds 10 to 20 mph decreasing to
5 to 10 mph after midnight. Chance of precipitation 40 percent.
.TUESDAY...Cooler. Rain likely in the morning, then rain showers
and chance of thunderstorms in the afternoon. Highs 55 to 60.
Northwest winds 5 to 15 mph. Chance of precipitation 80 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms. Lows 40 to 45.
.WEDNESDAY...Warmer. Partly cloudy with a 30 percent chance of
rain. Highs 65 to 70.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
rain. Lows 45 to 50.
.THURSDAY...Partly cloudy with a 30 percent chance of rain. Highs
65 to 70.
.THURSDAY NIGHT AND FRIDAY...Breezy. Mostly cloudy with a
40 percent chance of rain. Lows around 45. Highs 60 to 65.
.FRIDAY NIGHT...Partly cloudy with a 30 percent chance of rain.
Lows around 40.
.SATURDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 55 to 60. Chance of precipitation
50 percent.

$$

MTZ317-122200-
Little Belt and Highwood Mountains-
Including Monarch, Neihart, and Kings Hill Pass
242 AM MDT Sun May 12 2024

.TODAY...Sunny in the morning, then partly cloudy with chance of
rain showers and slight chance of thunderstorms in the afternoon.
Some thunderstorms may produce heavy rainfall in the afternoon.
Highs 60 to 70. West winds 5 to 15 mph. Chance of precipitation
40 percent.
.TONIGHT...Mostly clear. A 20 percent chance of thunderstorms in
the evening. Some thunderstorms may produce heavy rainfall in the
evening. Lows 40 to 50. Southwest winds 5 to 15 mph.
.MONDAY...Sunny in the morning, then mostly cloudy with chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 65 to 70. West winds 10 to 20 mph. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows 40 to 45. West winds 5 to
15 mph. Chance of precipitation 50 percent.
.TUESDAY...Cooler. Rain in the morning, then rain showers and
chance of thunderstorms in the afternoon. Highs 50 to 55.
Northwest winds 5 to 15 mph. Chance of precipitation 90 percent.
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy with chance of rain
showers and slight chance of thunderstorms. Lows 35 to 40. Highs
55 to 60. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of
rain. Lows 40 to 45.
.THURSDAY AND THURSDAY NIGHT...Mostly cloudy with a 50 percent
chance of rain. Highs 60 to 65. Lows 40 to 45.
.FRIDAY...Breezy. Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Highs 55 to 60. Chance of
precipitation 50 percent.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
and snow. Lows around 35.
.SATURDAY...Mostly cloudy with chance of rain showers, snow and
slight chance of thunderstorms. Highs 50 to 55. Chance of
precipitation 50 percent.

$$

MTZ318-122200-
Snowy and Judith Mountains-
242 AM MDT Sun May 12 2024

.TODAY...Partly cloudy with slight chance of rain in the morning,
then mostly cloudy with chance of rain showers and slight chance
of thunderstorms in the afternoon. Some thunderstorms may produce
heavy rainfall in the afternoon. Highs 60 to 70. 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 heavy rainfall in the
evening. Lows 45 to 50. South winds 5 to 15 mph.
.MONDAY...Sunny in the morning, then mostly cloudy with chance of
rain showers and slight chance of thunderstorms in the afternoon.
Highs 65 to 70. West winds 10 to 20 mph. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows around 45. West winds 10 to
15 mph. Chance of precipitation 50 percent.
.TUESDAY...Breezy, cooler. Rain likely in the morning, then rain
showers and chance of thunderstorms in the afternoon. Highs 50 to
55. Northwest winds 15 to 25 mph. Chance of precipitation
90 percent.
.TUESDAY NIGHT...Colder. Mostly cloudy with a 50 percent chance
of thunderstorms. Lows 35 to 40.
.WEDNESDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 55 to 60. Chance of precipitation
50 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of
rain. Lows 40 to 45.
.THURSDAY AND THURSDAY NIGHT...Mostly cloudy with a 50 percent
chance of rain. Highs 60 to 65. Lows 40 to 45.
.FRIDAY...Breezy. Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Highs 55 to 60. Chance of
precipitation 50 percent.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows around 35.
.SATURDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 50 to 55. Chance of precipitation
50 percent.

$$

MTZ319-122200-
Helena Valley-
Including Helena
242 AM MDT Sun May 12 2024

.TODAY...Sunny. Highs 75 to 80. West winds 5 to 15 mph.
.TONIGHT...Mostly clear. Lows in the mid 40s. West winds 5 to
15 mph.
.MONDAY...Breezy. Sunny in the morning, then mostly cloudy with a
20 percent chance of thunderstorms in the afternoon. Highs 75 to
80. Southwest winds 5 to 15 mph increasing to west 15 to 25 mph
in the afternoon.
.MONDAY NIGHT...Breezy. Partly cloudy with slight chance of
thunderstorms in the evening, then mostly cloudy with slight
chance of rain after midnight. Lows 45 to 50. Northwest winds
15 to 25 mph becoming west 5 to 10 mph after midnight. Chance of
precipitation 20 percent.
.TUESDAY...Cooler. Mostly cloudy. Chance of rain in the morning,
then rain showers likely and slight chance of thunderstorms in
the afternoon. Highs around 65. Northwest winds 5 to 15 mph.
Chance of precipitation 70 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms. Lows 40 to 45.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy with a 20 percent
chance of rain. Highs 70 to 75. Lows 45 to 50.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy with a 30 percent
chance of rain. Highs around 75. Lows around 45.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy with a 20 percent chance
of rain. Highs around 70. Lows around 40.
.SATURDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 60 to 65. Chance of precipitation
40 percent.

&&
               TEMPERATURE     /    PRECIPITATION

Helena       80     49     78  /  0       0       20


$$

MTZ320-122200-
Big Belt, Bridger and Castle Mountains-
Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass,
and Deep Creek Pass
242 AM MDT Sun May 12 2024

.TODAY...Sunny. Highs 60 to 70. West winds 5 to 15 mph.
.TONIGHT...Mostly clear. Lows 40 to 45. West winds 5 to 10 mph.
.MONDAY...Breezy. Sunny in the morning, then mostly cloudy with
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs 60 to 70. West winds 5 to 15 mph increasing to
15 to 25 mph in the afternoon. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows 40 to 45. West winds 5 to
15 mph. Gusts up to 30 mph in the evening. Chance of
precipitation 50 percent.
.TUESDAY...Rain likely in the morning, then rain showers and
chance of thunderstorms in the afternoon. Highs 50 to 60.
Northwest winds 5 to 15 mph. Chance of precipitation 90 percent.
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy with chance of rain
showers and slight chance of thunderstorms. Lows 35 to 40. Highs
55 to 65. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
rain. Lows 40 to 45.
.THURSDAY...Partly cloudy with a 40 percent chance of rain. Highs
60 to 70.
.THURSDAY NIGHT AND FRIDAY...Breezy. Mostly cloudy with a
40 percent chance of rain. Lows 40 to 45. Highs 55 to 65.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
and snow. Lows 35 to 40.
.SATURDAY...Mostly cloudy with chance of rain showers, slight
chance of thunderstorms and snow. Highs 50 to 60. Chance of
precipitation 50 percent.

$$

MTZ321-122200-
Meagher County Valleys-
Including Martinsdale, Checkerboard, Ringling,
and White Sulphur Springs
242 AM MDT Sun May 12 2024

.TODAY...Sunny in the morning then becoming partly cloudy. Highs
around 70. West winds 5 to 15 mph.
.TONIGHT...Mostly clear. Lows 40 to 45. Northwest winds 5 to
10 mph shifting to the west after midnight.
.MONDAY...Breezy. Sunny in the morning, then mostly cloudy with
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs around 70. West winds 5 to 15 mph increasing to
15 to 25 mph in the afternoon. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms in the evening, then partly cloudy
with slight chance of thunderstorms after midnight. Lows 40 to
45. West winds 5 to 15 mph. Gusts up to 30 mph in the evening.
Chance of precipitation 50 percent.
.TUESDAY...Cooler. Rain likely in the morning, then rain showers
and chance of thunderstorms in the afternoon. Highs 55 to 60.
Northwest winds 5 to 15 mph. Chance of precipitation 90 percent.
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy with chance of rain
showers and slight chance of thunderstorms. Lows around 40. Highs
60 to 65. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
rain. Lows 40 to 45.
.THURSDAY...Partly cloudy with a 40 percent chance of rain. Highs
around 65.
.THURSDAY NIGHT AND FRIDAY...Breezy. Mostly cloudy with a
40 percent chance of rain. Lows 40 to 45. Highs 60 to 65.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain.
Lows around 35.
.SATURDAY...Mostly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 55 to 60. Chance of precipitation
50 percent.

$$

MTZ322-122200-
Elkhorn and Boulder Mountains-
Including Montana City, Clancy, Boulder, Corbin, Wickes,
Elk Park Pass, and Homestake Pass
242 AM MDT Sun May 12 2024

.TODAY...Sunny. Highs 65 to 75. West winds 5 to 15 mph.
.TONIGHT...Mostly clear. Lows 40 to 45. Northwest winds 5 to
15 mph.
.MONDAY...Breezy. Sunny in the morning, then mostly cloudy with
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs 60 to 70. West winds 5 to 15 mph increasing to
15 to 25 mph in the afternoon. Chance of precipitation
40 percent.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows 40 to 45. West winds
10 to 20 mph. Chance of precipitation 40 percent.
.TUESDAY...Mostly cloudy. Chance of rain in the morning, then
rain showers likely and slight chance of thunderstorms in the
afternoon. Highs 50 to 60. Northwest winds 5 to 15 mph. Chance of
precipitation 70 percent.
.TUESDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows 35 to 40. Chance of
precipitation 30 percent.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy with a 20 percent
chance of rain. Highs 60 to 65. Lows 40 to 45.
.THURSDAY...Partly cloudy with a 30 percent chance of rain. Highs
60 to 70.
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 40 to 45.
.FRIDAY...Breezy. Partly cloudy with a 40 percent chance of rain.
Highs 55 to 65.
.FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain
and snow. Lows 35 to 40.
.SATURDAY...Partly cloudy with chance of rain showers, slight
chance of thunderstorms and snow. Highs 50 to 60. Chance of
precipitation 50 percent.

$$

MTZ323-122200-
Canyon Ferry Area-
Including Toston, Townsend, and Winston
242 AM MDT Sun May 12 2024

.TODAY...Sunny. Highs 70 to 75. Southwest winds up to 10 mph
shifting to the northwest in the afternoon.
.TONIGHT...Partly cloudy. Lows 45 to 50. North winds up to
10 mph.
.MONDAY...Breezy. Sunny in the morning, then mostly cloudy with
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs 70 to 75. Southwest winds 5 to 10 mph increasing
to northwest 15 to 25 mph in the afternoon. Chance of
precipitation 30 percent.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
thunderstorms after midnight. Lows around 45. Northwest winds
10 to 20 mph shifting to the west 5 to 10 mph after midnight.
Chance of precipitation 40 percent.
.TUESDAY...Mostly cloudy. Chance of rain in the morning, then
rain showers likely and slight chance of thunderstorms in the
afternoon. Highs 60 to 65. Northwest winds 5 to 15 mph. Chance of
precipitation 70 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms. Lows around 45.
.WEDNESDAY THROUGH FRIDAY...Partly cloudy with a 20 percent
chance of rain. Highs 65 to 75. Lows 45 to 50.
.FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 40.
.SATURDAY...Partly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 60 to 65. Chance of precipitation
50 percent.

$$

MTZ324-122200-
Missouri Headwaters-
Including Harrison, Three Forks, Willow Creek, Pony,
and Whitehall
242 AM MDT Sun May 12 2024

.TODAY...Sunny. Highs in the mid 70s. West winds 5 to 15 mph.
.TONIGHT...Partly cloudy. Lows 45 to 50. Northwest winds 5 to
10 mph.
.MONDAY...Breezy. Sunny in the morning, then mostly cloudy with
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs 70 to 75. West winds 5 to 10 mph increasing to
15 to 25 mph in the afternoon. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening. Lows around 45. West
winds 5 to 15 mph. Gusts up to 30 mph in the evening. Chance of
precipitation 40 percent.
.TUESDAY...Mostly cloudy. Chance of rain in the morning, then
rain showers likely and slight chance of thunderstorms in the
afternoon. Highs 60 to 65. West winds up to 10 mph shifting to
the northwest in the afternoon. Chance of precipitation
70 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms. Lows around 40.
.WEDNESDAY...Partly cloudy. Highs 65 to 70.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy with a
20 percent chance of rain. Lows around 45. Highs 70 to 75.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy with a 20 percent chance
of rain. Highs around 70. Lows around 40.
.SATURDAY...Partly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 60 to 65. Chance of precipitation
40 percent.

$$

MTZ325-122200-
Madison River Valley-
Including Cameron, Ennis, Jeffers, McAllister, and Norris
242 AM MDT Sun May 12 2024

.TODAY...Sunny in the morning then becoming partly cloudy. Highs
70 to 75. Southwest winds up to 5 mph shifting to the northwest
in the afternoon.
.TONIGHT...Partly cloudy. A 20 percent chance of rain after
midnight. Lows 45 to 50. Northwest winds 5 to 10 mph shifting to
the south after midnight.
.MONDAY...Breezy. Sunny with slight chance of rain in the
morning, then mostly cloudy with chance of rain showers and
slight chance of thunderstorms in the afternoon. Highs around 70.
Southwest winds up to 10 mph increasing to 15 to 25 mph in the
afternoon. Chance of precipitation 50 percent.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
thunderstorms after midnight. Lows 40 to 45. Southwest winds
10 to 15 mph decreasing to up to 10 mph after midnight. Chance of
precipitation 40 percent.
.TUESDAY...Mostly cloudy. Chance of rain in the morning, then
rain showers likely and slight chance of thunderstorms in the
afternoon. Highs 60 to 65. West winds up to 5 mph shifting to the
northwest 5 to 15 mph in the afternoon. Chance of precipitation
70 percent.
.TUESDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows around 40. Chance of
precipitation 30 percent.
.WEDNESDAY...Partly cloudy. Highs 60 to 65.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy with a 20 percent
chance of rain. Lows 40 to 45. Highs 65 to 70.
.FRIDAY NIGHT...Mostly clear with a 20 percent chance of rain.
Lows around 40.
.SATURDAY...Partly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs 60 to 65. Chance of precipitation
40 percent.

$$

MTZ326-122200-
Gallatin Valley-
Including Bozeman and Gallatin Gateway
242 AM MDT Sun May 12 2024

.TODAY...Sunny in the morning then becoming partly cloudy. Highs
70 to 75. West winds 5 to 10 mph.
.TONIGHT...Partly cloudy. Lows 45 to 50. Southeast winds 5 to
10 mph.
.MONDAY...Partly cloudy with slight chance of rain in the
morning, then mostly cloudy with chance of rain showers and
slight chance of thunderstorms in the afternoon. Highs 70 to 75.
West winds 5 to 10 mph increasing to 10 to 20 mph with gusts to
around 35 mph in the afternoon. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
thunderstorms after midnight. Lows 40 to 45. Southwest winds 5 to
15 mph. Gusts up to 35 mph in the evening. Chance of
precipitation 50 percent.
.TUESDAY...Mostly cloudy. Chance of rain in the morning, then
rain showers likely and slight chance of thunderstorms in the
afternoon. Highs 60 to 65. West winds up to 5 mph shifting to the
northwest 5 to 15 mph in the afternoon. Chance of precipitation
70 percent.
.TUESDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows 40 to 45. Chance of
precipitation 40 percent.
.WEDNESDAY...Partly cloudy with a 20 percent chance of
thunderstorms. Highs 65 to 70.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy with a 20 percent
chance of rain. Lows around 45. Highs around 70.
.FRIDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows around 40.
.SATURDAY...Partly cloudy with chance of rain showers and slight
chance of thunderstorms. Highs around 65. Chance of precipitation
40 percent.

&&
               TEMPERATURE     /    PRECIPITATION

Bozeman Airport    76     45     74  /  0       10     40
Bozeman MSU        72     49     72  /  0       10     40


$$

MTZ330-122200-
Gallatin and Madison County Mountains and Centennial Mountains-
Including Big Sky, West Yellowstone, Targhee Pass,
and Raynolds Pass
242 AM MDT Sun May 12 2024

.TODAY...Sunny in the morning then becoming partly cloudy. Highs
55 to 65. West winds 5 to 15 mph.
.TONIGHT...Mostly clear. A 20 percent chance of rain after
midnight. Lows 35 to 45. West winds up to 10 mph.
.MONDAY...Breezy. Partly cloudy with slight chance of rain in the
morning, then mostly cloudy with rain showers likely and slight
chance of thunderstorms in the afternoon. Highs 55 to 65. West
winds 5 to 10 mph increasing to 15 to 25 mph in the afternoon.
Chance of precipitation 70 percent.
.MONDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms in the evening, then partly cloudy
with slight chance of thunderstorms and snow showers after
midnight. Lows 35 to 40. West winds 5 to 15 mph. Gusts up to
30 mph in the evening. Chance of precipitation 50 percent.
.TUESDAY...Mostly cloudy. Chance of rain and snow in the morning,
then rain showers likely and slight chance of thunderstorms in
the afternoon. Light snow accumulations. Snow level above
8000 feet. Highs 45 to 55. Northwest winds 5 to 15 mph. Chance of
precipitation 70 percent.
.TUESDAY NIGHT...Mostly cloudy with chance of rain showers and
slight chance of thunderstorms. Lows 30 to 35. Chance of
precipitation 40 percent.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy with a 20 percent
chance of rain. Highs 50 to 60. Lows 35 to 40.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy with a 20 percent
chance of rain. Highs 55 to 65. Lows 35 to 40.
.FRIDAY...Partly cloudy with a 20 percent chance of rain and
snow. Highs 55 to 65.
.FRIDAY NIGHT...Mostly clear with a 20 percent chance of rain and
snow. Lows 30 to 35.
.SATURDAY...Partly cloudy with chance of rain showers, slight
chance of thunderstorms and snow. Highs 50 to 60. Chance of
precipitation 50 percent.

&&
               TEMPERATURE     /    PRECIPITATION

West Yellowstone   68     36     64  /  10     20     70


$$

MTZ327-122200-
Northwest Beaverhead County-
Including Dewey, Wisdom, Wise River, Big Hole Pass,
and Chief Joseph Pass
242 AM MDT Sun May 12 2024

.TODAY...Sunny. Highs 60 to 70. West winds 5 to 15 mph.
.TONIGHT...Mostly clear. Lows 35 to 40. West winds 5 to 15 mph.
.MONDAY...Breezy. Sunny with slight chance of rain in the
morning, then mostly cloudy with chance of rain showers and
slight chance of thunderstorms in the afternoon. Highs 60 to 65.
West winds 5 to 10 mph increasing to 15 to 25 mph in the
afternoon. Chance of precipitation 40 percent.
.MONDAY NIGHT...Partly cloudy with slight chance of rain in the
evening, then mostly cloudy with slight chance of rain and snow
after midnight. Lows 35 to 40. Northwest winds 10 to 20 mph
shifting to the west 5 to 10 mph after midnight. Chance of
precipitation 20 percent.
.TUESDAY...Mostly cloudy. Chance of rain and snow in the morning,
then chance of rain showers and slight chance of thunderstorms in
the afternoon. Highs 50 to 60. Northwest winds 5 to 15 mph.
Chance of precipitation 50 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain.
Lows 30 to 35.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 55 to 65.
Lows 35 to 40.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy with a 20 percent
chance of rain. Highs 55 to 65. Lows 35 to 40.
.FRIDAY...Partly cloudy with a 20 percent chance of rain and
snow. Highs 55 to 65.
.FRIDAY NIGHT...Mostly clear with a 20 percent chance of rain.
Lows 30 to 35.
.SATURDAY...Partly cloudy with chance of rain and slight chance
of snow. Highs 50 to 60. Chance of precipitation 40 percent.

$$

MTZ328-122200-
Beaverhead and Western Madison below 6000ft-
Including Bannack, Dillon, Glen, and Waterloo
242 AM MDT Sun May 12 2024

.TODAY...Sunny. Highs 70 to 75. West winds 5 to 15 mph.
.TONIGHT...Partly cloudy. Lows in the mid 40s. Northwest winds
5 to 15 mph.
.MONDAY...Breezy. Sunny with slight chance of rain in the
morning, then mostly cloudy with chance of rain showers and
slight chance of thunderstorms in the afternoon. Highs 70 to 75.
Southwest winds 5 to 10 mph increasing to west 15 to 25 mph in
the afternoon. Chance of precipitation 50 percent.
.MONDAY NIGHT...Partly cloudy with chance of rain showers and
slight chance of thunderstorms in the evening, then mostly cloudy
after midnight. Lows 40 to 45. Northwest winds 10 to 20 mph
shifting to the west 5 to 10 mph after midnight. Chance of
precipitation 30 percent.
.TUESDAY...Mostly cloudy. Chance of rain in the morning, then
chance of rain showers and slight chance of thunderstorms in the
afternoon. Highs 60 to 65. West winds up to 10 mph shifting to
the northwest in the afternoon. Chance of precipitation
50 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms. Lows around 40.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 65 to 70.
Lows 40 to 45.
.THURSDAY AND THURSDAY NIGHT...Mostly clear. A 20 percent chance
of rain. Highs 70 to 75. Lows 40 to 45.
.FRIDAY...Sunny with a 20 percent chance of rain. Highs 65 to 70.
.FRIDAY NIGHT...Mostly clear. Lows around 40.
.SATURDAY...Partly cloudy with a 20 percent chance of rain. Highs
60 to 70.

&&
               TEMPERATURE     /    PRECIPITATION

Dillon       75     46     72  /  0       10     30


$$

MTZ329-122200-
Ruby Mountains and Southern Beaverhead Mountains-
Including Monida Pass
242 AM MDT Sun May 12 2024

.TODAY...Sunny. Highs 60 to 70. Northwest winds up to 10 mph
shifting to the west in the afternoon.
.TONIGHT...Mostly clear. Lows around 40. Northwest winds 5 to
15 mph.
.MONDAY...Windy. Sunny with slight chance of rain in the morning,
then mostly cloudy with chance of rain showers and slight chance
of thunderstorms in the afternoon. Highs 60 to 65. West winds
5 to 10 mph increasing to 20 to 30 mph in the afternoon. Chance
of precipitation 50 percent.
.MONDAY NIGHT...Breezy. Partly cloudy with chance of rain showers
and slight chance of thunderstorms in the evening, then mostly
cloudy after midnight. Lows 35 to 40. Northwest winds 15 to
25 mph becoming west 5 to 10 mph after midnight. Chance of
precipitation 30 percent.
.TUESDAY...Mostly cloudy. Chance of rain and snow in the morning,
then rain showers likely and slight chance of thunderstorms in
the afternoon. Highs 55 to 60. Northwest winds up to 10 mph
increasing to 10 to 15 mph in the afternoon. Chance of
precipitation 60 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms. Lows 35 to 40.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 55 to 65.
Lows 35 to 40.
.THURSDAY...Sunny with a 20 percent chance of rain. Highs 60 to
70.
.THURSDAY NIGHT...Mostly clear. Lows around 40.
.FRIDAY...Sunny with a 20 percent chance of rain. Highs 60 to 65.
.FRIDAY NIGHT...Mostly clear. Lows 35 to 40.
.SATURDAY...Sunny with a 30 percent chance of rain. Highs 55 to
60.

$$

http://www.weather.gov/greatfalls
https://www.twitter.com/NWSGreatFalls
https://www.facebook.com/NWSGreatFalls