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

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FNUS55 KGGW 231938
FWFGGW

Fire Weather Planning Forecast for Northeast Montana
National Weather Service Glasgow MT
138 PM MDT Sat Aug 23 2025

.DISCUSSION...
The dry but cool weather will continue for the next couple of days
before an upper ridge builds in from the southwest, bringing a
return to a warmer airmass but also higher humidity late in the
week. Winds are expected to remain light.

MTZ134-241015-
Northern Valley and Northern Phillips Counties-
138 PM MDT Sat Aug 23 2025

.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Chance of thunder...0 percent.
Min temperature.....43-48.
Max humidity........85-90 percent.
20-foot winds.......Northeast winds 5 to 15 mph becoming east 5 to
                    10 mph after midnight.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....71-76.
Min humidity........28-33 percent.
20-foot winds.......Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY NIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Chance of thunder...0 percent.
Min temperature.....45-50.
Max humidity........70-75 percent.
20-foot winds.......East winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.MONDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....77-82.
Min humidity........23-28 percent.
20-foot winds.......Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 80s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the
mid 80s. East winds 5 to 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s. East winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
80s.
.SATURDAY...Partly cloudy. Lows in the mid 50s. Highs in the
lower 80s.

$$

MTZ135-241015-
The Little Rockies-
138 PM MDT Sat Aug 23 2025

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Chance of thunder...0 percent.
Min temperature.....50-55 valleys and 42-47 ridges.
Max humidity........68-73 percent.
20-foot winds.......
    Lower elevation......East winds 5 to 10 mph.
    Ridge............East winds 5 to 10 mph until early morning.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Sunny (10-20 percent).
Chance of thunder...0 percent.
Max temperature.....77-82 valleys and 67-72 ridges.
Min humidity........25-30 percent valleys and 34-39 percent ridges.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Chance of thunder...0 percent.
Min temperature.....52-57 valleys and 46-51 ridges.
Max humidity........56-61 percent.
20-foot winds.......
    Lower elevation......East winds 5 to 10 mph.
    Ridge............East winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.MONDAY...
Sky/weather.........Sunny (0-10 percent).
Chance of thunder...0 percent.
Max temperature.....81-86 valleys and 70-75 ridges.
Min humidity........25-30 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......
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs around 80.
Southeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the
lower 80s. East winds 5 to 10 mph.
.THURSDAY...Mostly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Southeast winds 5 to 10 mph.
.FRIDAY...Mostly cloudy. A slight chance of showers. Lows in the
upper 50s. Highs in the upper 70s.
.SATURDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s.

$$

MTZ136-241015-
The Lower Missouri River Breaks including the Charles M Russell
National Wildlife Refuge-
138 PM MDT Sat Aug 23 2025

.TONIGHT...
Sky/weather.........Partly cloudy (20-30 percent).
Chance of thunder...0 percent.
Min temperature.....48-53.
Max humidity........77-82 percent.
20-foot winds.......
    Lower elevation......East winds 5 to 10 mph.
    Ridge............East winds 5 to 10 mph until early morning.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Sunny (20-30 percent).
Chance of thunder...0 percent.
Max temperature.....73-78.
Min humidity........29-34 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Chance of thunder...0 percent.
Min temperature.....48-53.
Max humidity........66-71 percent.
20-foot winds.......
    Lower elevation......East winds 5 to 10 mph.
    Ridge............East winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.MONDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....77-82.
Min humidity........24-29 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......
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 80s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s. East winds 5 to 10 mph.
.THURSDAY...Mostly cloudy. Lows in the upper 50s. Highs in the
lower 80s. East winds 5 to 10 mph.
.FRIDAY...Mostly cloudy. Lows around 60. Highs in the lower 80s.
.SATURDAY...Partly cloudy. Lows in the upper 50s. Highs in the
lower 80s.

$$

MTZ137-241015-
Southern Petroleum and Southern Garfield Counties-
138 PM MDT Sat Aug 23 2025

.TONIGHT...
Sky/weather.........Partly cloudy (25-35 percent).
Chance of thunder...0 percent.
Min temperature.....46-51.
Max humidity........78-83 percent.
20-foot winds.......
    Lower elevation......East winds 5 to 10 mph.
    Ridge............East winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Sunny (20-30 percent).
Chance of thunder...0 percent.
Max temperature.....74-79.
Min humidity........28-33 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............Southeast winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY NIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Chance of thunder...0 percent.
Min temperature.....46-51.
Max humidity........67-72 percent.
20-foot winds.......
    Lower elevation......East winds 5 to 10 mph until early morning
                         becoming downslope/downvalley 2-5 mph.
    Ridge............East winds 5 to 10 mph becoming southeast
                     early in the morning.
CWR (> 0.10 inch)...Zero.

.MONDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....77-82.
Min humidity........22-27 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......
.TUESDAY...Mostly clear. Lows around 50. Highs in the lower 80s.
Southeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s. East winds 5 to 10 mph.
.THURSDAY...Mostly cloudy. Lows in the upper 50s. Highs in the
lower 80s. Southeast winds 5 to 10 mph.
.FRIDAY...Mostly cloudy. A slight chance of showers. Lows in the
upper 50s. Highs in the lower 80s.
.SATURDAY...Partly cloudy. Lows in the upper 50s. Highs in the
lower 80s.

$$

MTZ120-241015-
Fort Peck Reservation and Daniels/Roosevelt/Sheridan Counties-
138 PM MDT Sat Aug 23 2025

.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Chance of thunder...0 percent.
Min temperature.....41-46.
Max humidity........88-93 percent.
20-foot winds.......Northeast winds 5 to 15 mph decreasing to up to
                    5 mph after midnight.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Sunny (10-20 percent).
Chance of thunder...0 percent.
Max temperature.....68-73.
Min humidity........33-38 percent.
20-foot winds.......East winds up to 5 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY NIGHT...
Sky/weather.........Mostly clear (20-30 percent).
Chance of thunder...0 percent.
Min temperature.....43-48.
Max humidity........74-79 percent.
20-foot winds.......East winds up to 5 mph becoming southeast early
                    in the morning.
CWR (> 0.10 inch)...Zero.

.MONDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....74-79.
Min humidity........27-32 percent.
20-foot winds.......Southeast winds up to 5 mph.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 80s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the
mid 80s. East winds 5 to 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 50s. Highs in the lower
80s. East winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
80s.
.SATURDAY...Partly cloudy. Lows in the upper 50s. Highs in the
lower 80s.

$$

MTZ122-241015-
Dawson/McCone/Prairie/Richland/Wibaux Counties-
138 PM MDT Sat Aug 23 2025

.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Chance of thunder...0 percent.
Min temperature.....44-49.
Max humidity........86-91 percent.
20-foot winds.......Northeast winds 5 to 10 mph decreasing to up to
                    5 mph after midnight.
CWR (> 0.10 inch)...Zero.

.SUNDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....70-75.
Min humidity........31-36 percent.
20-foot winds.......East winds up to 5 mph.
CWR (> 0.10 inch)...Zero.

.SUNDAY NIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Chance of thunder...0 percent.
Min temperature.....44-49.
Max humidity........73-78 percent.
20-foot winds.......East winds 5 to 10 mph becoming southeast up to
                    5 mph early in the morning.
CWR (> 0.10 inch)...Zero.

.MONDAY...
Sky/weather.........Sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....75-80.
Min humidity........26-31 percent.
20-foot winds.......East winds up to 5 mph.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 80s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s. East winds 5 to 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 50s. Highs in the
lower 80s. East winds 5 to 10 mph.
.FRIDAY...Mostly cloudy. Lows in the upper 50s. Highs in the
lower 80s.
.SATURDAY...Partly cloudy. Lows in the upper 50s. Highs in the
lower 80s.

$$

weather.gov/glasgow