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

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FNUS55 KGGW 311944
FWFGGW

Fire Weather Planning Forecast for Northeast Montana
National Weather Service Glasgow MT
144 PM MDT Sun Aug 31 2025

.DISCUSSION...
Another warm day is anticipated on Labor Day but an approaching
cold front will turn winds to the northwest then north late in the
day. Some smoke from Canadian forest fires is expected to filter
into the area. Scattered showers and thunderstorms will move
southeast through parts of the area Tuesday with cooler conditions
to continue into Wednesday.

MTZ134-011145-
Northern Valley and Northern Phillips Counties-
144 PM MDT Sun Aug 31 2025

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Chance of thunder...0 percent.
Min temperature.....53-58.
Max humidity........78-83 percent.
20-foot winds.......Northwest winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.LABOR DAY...
Sky/weather.........Sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....86-91.
Min humidity........22-27 percent.
20-foot winds.......Northwest winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.MONDAY NIGHT...
Sky/weather.........Partly cloudy (25-35 percent). Areas of smoke
                    through the night.
Chance of thunder...0 percent.
Min temperature.....53-58.
Max humidity........73-78 percent.
20-foot winds.......North winds 5 to 10 mph becoming east after
                    midnight.
CWR (> 0.10 inch)...Less than 10 percent.

.TUESDAY...
Sky/weather.........Mostly cloudy (55-65 percent). Areas of smoke
                    in the morning. A slight chance of showers in
                    the morning, then a slight chance of showers
                    and thunderstorms in the afternoon.
Chance of thunder...20 percent.
Max temperature.....76-81.
Min humidity........41-46 percent.
20-foot winds.......East winds 5 to 10 mph becoming northeast in
                    the afternoon.
CWR (> 0.10 inch)...10 percent.


.Forecast days 3 through 7......
.WEDNESDAY...Partly cloudy. Lows in the mid 40s. Highs in the
lower 70s. Northeast winds 5 to 15 mph.
.THURSDAY...Partly cloudy. Lows in the mid 40s. Highs in the
upper 70s. Northwest winds 10 to 20 mph.
.FRIDAY...Mostly clear. Lows in the lower 40s. Highs in the lower
70s. North winds 10 to 20 mph.
.SATURDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s.
.SUNDAY...Partly cloudy. Lows in the upper 40s. Highs around 80.

$$

MTZ135-011145-
The Little Rockies-
144 PM MDT Sun Aug 31 2025

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent). Areas of smoke.
Chance of thunder...0 percent.
Min temperature.....59-64.
Max humidity........49-54 percent.
20-foot winds.......
    Lower elevation......North winds 5 to 10 mph early in the
                         evening becoming downslope/downvalley 2-5
                         mph.
    Ridge............Northwest winds up to 5 mph.
CWR (> 0.10 inch)...Less than 10 percent.

.LABOR DAY...
Sky/weather.........Sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....88-93 valleys and 77-82 ridges.
Min humidity........23-28 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............North winds up to 5 mph.
CWR (> 0.10 inch)...Zero.

.MONDAY NIGHT...
Sky/weather.........Partly cloudy (25-35 percent). Areas of smoke
                    after midnight.
Chance of thunder...0 percent.
Min temperature.....62-67 valleys and 56-61 ridges.
Max humidity........49-54 percent.
20-foot winds.......
    Lower elevation......Downslope/downvalley 2-5 mph.
    Ridge............East winds up to 5 mph.
CWR (> 0.10 inch)...Less than 10 percent.

.TUESDAY...
Sky/weather.........Partly cloudy (35-45 percent). Areas of smoke
                    in the morning.
Chance of thunder...0 percent.
Max temperature.....85-90 valleys and 74-79 ridges.
Min humidity........25-30 percent valleys and 36-41 percent ridges.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph becoming
                         upslope/upvalley 4-8 mph in the afternoon.
    Ridge............South winds up to 5 mph becoming southeast
                     late in the morning, then becoming northeast 5
                     to 10 mph in the afternoon.
CWR (> 0.10 inch)...Less than 10 percent.


.Forecast days 3 through 7......
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. Northeast winds 5 to 15 mph.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Northwest winds 5 to 15 mph.
.FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s. North winds 10 to 15 mph.
.SATURDAY...Partly cloudy. Lows around 50. Highs in the mid 70s.
.SUNDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper
70s.

$$

MTZ136-011145-
The Lower Missouri River Breaks including the Charles M Russell
National Wildlife Refuge-
144 PM MDT Sun Aug 31 2025

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Chance of thunder...0 percent.
Min temperature.....57-62.
Max humidity........66-71 percent.
20-foot winds.......
    Lower elevation......Downslope/downvalley 2-5 mph.
    Ridge............Northwest winds 5 to 10 mph becoming west up
                     to 5 mph after midnight.
CWR (> 0.10 inch)...Zero.

.LABOR DAY...
Sky/weather.........Sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....86-91.
Min humidity........22-27 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............North winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.MONDAY NIGHT...
Sky/weather.........Partly cloudy (25-35 percent). Areas of smoke
                    after midnight.
Chance of thunder...0 percent.
Min temperature.....57-62.
Max humidity........62-67 percent.
20-foot winds.......
    Lower elevation......Northeast winds 5 to 10 mph in the evening
                         becoming downslope/downvalley 2-5 mph.
    Ridge............North winds 5 to 10 mph becoming southeast up
                     to 5 mph early in the morning.
CWR (> 0.10 inch)...Zero.

.TUESDAY...
Sky/weather.........Partly cloudy (40-50 percent).
Chance of thunder...0 percent.
Max temperature.....81-86.
Min humidity........33-38 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph becoming
                         upslope/upvalley 4-8 mph in the afternoon.
    Ridge............Southeast winds up to 5 mph early in the
                     morning becoming north 5 to 10 mph in the
                     afternoon.
CWR (> 0.10 inch)...Less than 10 percent.


.Forecast days 3 through 7......
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. Northeast winds 5 to 15 mph.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Northwest winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s. North winds 10 to 20 mph.
.SATURDAY...Mostly clear. Lows in the upper 40s. Highs in the
upper 70s.
.SUNDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 80s.

$$

MTZ137-011145-
Southern Petroleum and Southern Garfield Counties-
144 PM MDT Sun Aug 31 2025

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent). Areas of smoke
                    after midnight.
Chance of thunder...0 percent.
Min temperature.....54-59.
Max humidity........66-71 percent.
20-foot winds.......
    Lower elevation......Downslope/downvalley 2-5 mph.
    Ridge............North winds up to 5 mph early in the evening
                     becoming southwest after midnight, then
                     becoming west late in the night.
CWR (> 0.10 inch)...Zero.

.LABOR DAY...
Sky/weather.........Sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....85-90.
Min humidity........20-25 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............North winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.

.MONDAY NIGHT...
Sky/weather.........Partly cloudy (20-30 percent).
Chance of thunder...0 percent.
Min temperature.....55-60.
Max humidity........62-67 percent.
20-foot winds.......
    Lower elevation......North winds 5 to 10 mph in the evening
                         becoming downslope/downvalley 2-5 mph.
    Ridge............Northeast winds 5 to 10 mph becoming southeast
                     up to 5 mph early in the morning.
CWR (> 0.10 inch)...Zero.

.TUESDAY...
Sky/weather.........Partly cloudy (30-40 percent).
Chance of thunder...0 percent.
Max temperature.....84-89.
Min humidity........27-32 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph becoming
                         upslope/upvalley 4-8 mph in the afternoon.
    Ridge............South winds up to 5 mph becoming southwest 5
                     to 10 mph early in the afternoon, then
                     becoming north late in the afternoon.
CWR (> 0.10 inch)...Less than 10 percent.


.Forecast days 3 through 7......
.WEDNESDAY...Partly cloudy. A slight chance of showers. Lows in
the lower 50s. Highs in the lower 70s. Northeast winds 5 to
15 mph.
.THURSDAY...Partly cloudy. Lows in the upper 40s. Highs in the
upper 70s. Northwest winds 5 to 15 mph.
.FRIDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s. North winds 10 to 20 mph.
.SATURDAY...Partly cloudy. Lows in the upper 40s. Highs in the
upper 70s.
.SUNDAY...Partly cloudy. Lows around 50. Highs in the lower 80s.

$$

MTZ120-011145-
Fort Peck Reservation and Daniels/Roosevelt/Sheridan Counties-
144 PM MDT Sun Aug 31 2025

.TONIGHT...
Sky/weather.........Partly cloudy (20-30 percent). A slight chance
                    of showers and thunderstorms in the evening.
Chance of thunder...10 percent.
Min temperature.....53-58.
Max humidity........84-89 percent.
20-foot winds.......South winds 5 to 10 mph.
CWR (> 0.10 inch)...10 percent.

.LABOR DAY...
Sky/weather.........Sunny (10-20 percent).
Chance of thunder...0 percent.
Max temperature.....85-90.
Min humidity........25-30 percent.
20-foot winds.......West winds up to 5 mph becoming northwest 5 to
                    15 mph in the late morning and afternoon.
CWR (> 0.10 inch)...Zero.

.MONDAY NIGHT...
Sky/weather.........Partly cloudy (35-45 percent). Areas of smoke
                    through the night.
Chance of thunder...0 percent.
Min temperature.....53-58.
Max humidity........81-86 percent.
20-foot winds.......North winds 5 to 10 mph.
CWR (> 0.10 inch)...Less than 10 percent.

.TUESDAY...
Sky/weather.........Mostly cloudy (55-65 percent). Areas of smoke
                    in the morning. A slight chance of showers in
                    the morning, then a chance of showers and a
                    slight chance of thunderstorms in the
                    afternoon.
Chance of thunder...20 percent.
Max temperature.....73-78.
Min humidity........52-57 percent.
20-foot winds.......North winds 5 to 15 mph.
CWR (> 0.10 inch)...10 percent.


.Forecast days 3 through 7......
.WEDNESDAY...Partly cloudy. A slight chance of showers. Lows in
the mid 40s. Highs in the mid 60s. North winds 5 to 15 mph.
.THURSDAY...Partly cloudy. Lows in the lower 40s. Highs in the
mid 70s. West winds 10 to 20 mph.
.FRIDAY...Mostly clear. Lows in the lower 40s. Highs in the upper
60s. North winds 10 to 20 mph.
.SATURDAY...Mostly clear. Lows in the lower 40s. Highs in the
lower 70s.
.SUNDAY...Partly cloudy. Lows in the mid 40s. Highs in the upper
70s.

$$

MTZ122-011145-
Dawson/McCone/Prairie/Richland/Wibaux Counties-
144 PM MDT Sun Aug 31 2025

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Chance of thunder...0 percent.
Min temperature.....53-58.
Max humidity........87-92 percent.
20-foot winds.......South winds 5 to 10 mph until early morning.
CWR (> 0.10 inch)...Zero.

.LABOR DAY...
Sky/weather.........Sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....86-91.
Min humidity........23-28 percent.
20-foot winds.......Southwest winds up to 5 mph becoming northwest
                    5 to 10 mph in the late morning and afternoon.
CWR (> 0.10 inch)...Zero.

.MONDAY NIGHT...
Sky/weather.........Partly cloudy (25-35 percent). Areas of smoke
                    after midnight.
Chance of thunder...0 percent.
Min temperature.....53-58.
Max humidity........75-80 percent.
20-foot winds.......North winds 5 to 10 mph.
CWR (> 0.10 inch)...Less than 10 percent.

.TUESDAY...
Sky/weather.........Partly cloudy (40-50 percent). Areas of smoke
                    in the morning. A slight chance of showers in
                    the afternoon.
Chance of thunder...0 percent.
Max temperature.....78-83.
Min humidity........39-44 percent.
20-foot winds.......North winds 5 to 10 mph.
CWR (> 0.10 inch)...Less than 10 percent.


.Forecast days 3 through 7......
.WEDNESDAY...Partly cloudy. A slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
North winds 5 to 15 mph.
.THURSDAY...Partly cloudy. Lows in the lower 40s. Highs in the
upper 70s. West winds 10 to 20 mph.
.FRIDAY...Mostly clear. Lows in the lower 40s. Highs in the lower
70s. North winds 10 to 20 mph.
.SATURDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
70s.
.SUNDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 80s.

$$

weather.gov/glasgow