Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Glasgow, MT

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238
FNUS55 KGGW 052034
FWFGGW

Fire Weather Planning Forecast for Northeast Montana
National Weather Service Glasgow MT
234 PM MDT Fri Sep 5 2025

.DISCUSSION...
The departing strong low pressure system will take the stronger
winds with it eastward away from Montana this evening. After the
threat of a light frost overnight tonight, a warm ridge of high
pressure from the west will bring warmer and drier conditions back
to our area though the early part of next week. Wind speeds are
expected to remain light, which will inhibit any fire weather
concerns. A weather pattern shift later next week will allow
scattered thunderstorms to return with more details available by
early next week.

MTZ134-061030-
Northern Valley and Northern Phillips Counties-
234 PM MDT Fri Sep 5 2025

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Chance of thunder...0 percent.
Min temperature.....34-39.
Max humidity........77-82 percent.
20-foot winds.......North winds 5 to 10 mph becoming east in the
                    late evening and overnight.
CWR (> 0.10 inch)...Zero.

.SATURDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....69-74.
Min humidity........20-25 percent.
20-foot winds.......Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SATURDAY NIGHT...
Sky/weather.........Partly cloudy (20-30 percent).
Chance of thunder...0 percent.
Min temperature.....40-45.
Max humidity........61-66 percent.
20-foot winds.......Southeast winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Partly cloudy (25-35 percent).
Chance of thunder...0 percent.
Max temperature.....80-85.
Min humidity........16-21 percent.
20-foot winds.......Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.MONDAY...Partly cloudy. Lows around 50. Highs in the mid 80s.
West winds 5 to 10 mph.
.TUESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 80s. Northeast winds 5 to 15 mph.
.WEDNESDAY...Mostly cloudy. A chance of showers. Lows in the mid
50s. Highs in the upper 70s. East winds 10 to 20 mph.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
50s. Highs in the mid 70s.
.FRIDAY...Mostly cloudy. A chance of showers and a slight chance
of thunderstorms. Lows in the lower 50s. Highs in the mid 70s.

$$

MTZ135-061030-
The Little Rockies-
234 PM MDT Fri Sep 5 2025

.TONIGHT...
Sky/weather.........Mostly clear (0-10 percent).
Chance of thunder...0 percent.
Min temperature.....45-50.
Max humidity........46-51 percent.
20-foot winds.......
    Lower elevation......East winds 5 to 15 mph.
    Ridge............East winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.

.SATURDAY...
Sky/weather.........Sunny (0-10 percent).
Chance of thunder...0 percent.
Max temperature.....76-81 valleys and 65-70 ridges.
Min humidity........20-25 percent.
20-foot winds.......
    Lower elevation......Southeast winds 5 to 15 mph.
    Ridge............Southeast winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.

.SATURDAY NIGHT...
Sky/weather.........Partly cloudy (30-40 percent).
Chance of thunder...0 percent.
Min temperature.....47-52.
Max humidity........36-41 percent.
20-foot winds.......
    Lower elevation......Southeast winds 5 to 15 mph.
    Ridge............Southeast winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Partly cloudy (35-45 percent).
Chance of thunder...0 percent.
Max temperature.....83-88 valleys and 74-79 ridges.
Min humidity........18-23 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph becoming
                         upslope/upvalley 4-8 mph late in the
                         afternoon.
    Ridge............South winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
lower 80s. West winds 5 to 10 mph.
.TUESDAY...Partly cloudy. Lows in the upper 50s. Highs around 80.
Northeast winds 5 to 10 mph.
.WEDNESDAY...Mostly cloudy. A chance of showers. Lows in the
upper 50s. Highs in the mid 70s. East winds 5 to 15 mph.
.THURSDAY...Mostly cloudy. A chance of showers and a slight
chance of thunderstorms. Lows in the mid 50s. Highs in the lower
70s.
.FRIDAY...Mostly cloudy. A chance of showers and a slight chance
of thunderstorms. Lows in the mid 50s. Highs in the upper 60s.

$$

MTZ136-061030-
The Lower Missouri River Breaks including the Charles M Russell
National Wildlife Refuge-
234 PM MDT Fri Sep 5 2025

.TONIGHT...
Sky/weather.........Mostly clear (20-30 percent).
Chance of thunder...0 percent.
Min temperature.....42-47.
Max humidity........63-68 percent.
20-foot winds.......
    Lower elevation......East winds 5 to 10 mph.
    Ridge............East winds 5 to 10 mph becoming southeast late
                     in the night.
CWR (> 0.10 inch)...Zero.

.SATURDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....72-77.
Min humidity........19-24 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SATURDAY NIGHT...
Sky/weather.........Partly cloudy (25-35 percent).
Chance of thunder...0 percent.
Min temperature.....44-49.
Max humidity........52-57 percent.
20-foot winds.......
    Lower elevation......Southeast winds 5 to 10 mph.
    Ridge............Southeast winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Partly cloudy (30-40 percent).
Chance of thunder...0 percent.
Max temperature.....82-87.
Min humidity........17-22 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s. West winds 5 to 10 mph.
.TUESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s. Northeast winds 10 to 15 mph.
.WEDNESDAY...Mostly cloudy. A chance of showers. Lows in the
upper 50s. Highs around 80. East winds 5 to 15 mph.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the upper 70s.
.FRIDAY...Mostly cloudy. A chance of showers and a slight chance
of thunderstorms. Lows in the mid 50s. Highs in the mid 70s.

$$

MTZ137-061030-
Southern Petroleum and Southern Garfield Counties-
234 PM MDT Fri Sep 5 2025

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Chance of thunder...0 percent.
Min temperature.....39-44.
Max humidity........62-67 percent.
20-foot winds.......
    Lower elevation......North winds 5 to 10 mph early in the
                         evening becoming downslope/downvalley 2-5
                         mph.
    Ridge............Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SATURDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....73-78.
Min humidity........17-22 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SATURDAY NIGHT...
Sky/weather.........Partly cloudy (20-30 percent).
Chance of thunder...0 percent.
Min temperature.....43-48.
Max humidity........51-56 percent.
20-foot winds.......
    Lower elevation......Southeast winds 5 to 10 mph.
    Ridge............Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Partly cloudy (30-40 percent).
Chance of thunder...0 percent.
Max temperature.....81-86.
Min humidity........17-22 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............South winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s. West winds 5 to 10 mph.
.TUESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s. Northeast winds 10 to 15 mph.
.WEDNESDAY...Mostly cloudy. A slight chance of showers. Lows in
the upper 50s. Highs in the lower 80s. East winds 5 to 15 mph.
.THURSDAY...Mostly cloudy. A chance of showers and a slight
chance of thunderstorms. Lows in the mid 50s. Highs in the upper
70s.
.FRIDAY...Mostly cloudy. A chance of showers and a slight chance
of thunderstorms. Lows in the lower 50s. Highs in the mid 70s.

$$

MTZ120-061030-
Fort Peck Reservation and Daniels/Roosevelt/Sheridan Counties-
234 PM MDT Fri Sep 5 2025

.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent). Areas of frost
                    after midnight.
Chance of thunder...0 percent.
Min temperature.....32-37.
Max humidity........87-92 percent.
20-foot winds.......North winds 5 to 15 mph becoming south 5 to 10
                    mph late in the night.
CWR (> 0.10 inch)...Zero.

.SATURDAY...
Sky/weather.........Sunny (5-15 percent). Areas of frost in the
                    morning.
Chance of thunder...0 percent.
Max temperature.....64-69.
Min humidity........30-35 percent.
20-foot winds.......Northwest winds up to 5 mph becoming east in
                    the late morning and afternoon.
CWR (> 0.10 inch)...Zero.

.SATURDAY NIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Chance of thunder...0 percent.
Min temperature.....37-42.
Max humidity........74-79 percent.
20-foot winds.......Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....77-82.
Min humidity........23-28 percent.
20-foot winds.......Southeast winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.MONDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 80s. Southwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs around 80.
Northeast winds 5 to 15 mph.
.WEDNESDAY...Mostly cloudy. A slight chance of showers. Lows in
the lower 50s. Highs in the upper 70s. East winds 10 to 20 mph.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
50s. Highs in the mid 70s.
.FRIDAY...Mostly cloudy. A chance of showers and a slight chance
of thunderstorms. Lows in the lower 50s. Highs in the lower 70s.

$$

MTZ122-061030-
Dawson/McCone/Prairie/Richland/Wibaux Counties-
234 PM MDT Fri Sep 5 2025

.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent). Areas of frost
                    after midnight.
Chance of thunder...0 percent.
Min temperature.....32-37.
Max humidity........83-88 percent.
20-foot winds.......North winds 5 to 15 mph becoming southeast 5 to
                    10 mph late in the night.
CWR (> 0.10 inch)...Zero.

.SATURDAY...
Sky/weather.........Sunny (0-10 percent). Areas of frost in the
                    morning.
Chance of thunder...0 percent.
Max temperature.....67-72.
Min humidity........26-31 percent.
20-foot winds.......East winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SATURDAY NIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Chance of thunder...0 percent.
Min temperature.....39-44.
Max humidity........70-75 percent.
20-foot winds.......East winds 5 to 10 mph becoming southeast early
                    in the morning.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Sunny (20-30 percent).
Chance of thunder...0 percent.
Max temperature.....80-85.
Min humidity........21-26 percent.
20-foot winds.......Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.MONDAY...Partly cloudy. Lows around 50. Highs in the mid 80s.
Southwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 80s. Northeast winds 10 to 15 mph.
.WEDNESDAY...Mostly cloudy. A slight chance of showers. Lows in
the mid 50s. Highs around 80. East winds 10 to 20 mph.
.THURSDAY...Mostly cloudy. A chance of showers and a slight
chance of thunderstorms. Lows in the mid 50s. Highs in the upper
70s.
.FRIDAY...Mostly cloudy. A chance of showers and a slight chance
of thunderstorms. Lows in the lower 50s. Highs in the mid 70s.

$$

weather.gov/glasgow