383
FNUS55 KGGW 150725
FWFGGW

Fire Weather Planning Forecast for Northeast Montana
National Weather Service Glasgow MT
125 AM MDT Tue Sep 15 2026

.DISCUSSION...
High pressure will move into the area today with light winds.
Wetting rains in most areas on Monday and higher humidities will
limit fire danger today. An upper level disturbance will move east
across Saskatchewan tonight and Wednesday morning bringing a
chance of light rain along the Canadian Border. High pressure will
bring dry weather in most areas Wednesday and Thursday.

MTZ134-152300-
Northern Valley and Northern Phillips Counties-
125 AM MDT Tue Sep 15 2026

.TODAY...
Sky/weather.........Mostly cloudy (45-55 percent).
Chance of thunder...0 percent.
Max temperature.....58-63.
Min humidity........49-54 percent.
20-foot winds.......Northwest winds 5 to 10 mph becoming east in
                    the afternoon.
CWR (> 0.10 inch)...Zero

.TONIGHT...
Sky/weather.........Mostly cloudy (60-70 percent). A chance of
                    showers after midnight.
Chance of thunder...0 percent.
Min temperature.....42-47.
Max humidity........87-92 percent.
20-foot winds.......East winds 5 to 15 mph.
CWR (> 0.10 inch)...10 percent.

.WEDNESDAY...
Sky/weather.........Mostly cloudy (55-65 percent). A slight chance
                    of showers in the morning.
Chance of thunder...0 percent.
Max temperature.....60-65.
Min humidity........51-56 percent.
20-foot winds.......North winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero


.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows in the lower 40s. Highs in the
upper 60s. Southeast winds 5 to 15 mph.
.FRIDAY...Mostly cloudy. A chance of showers and a slight chance
of thunderstorms. Lows around 50. Highs in the upper 60s. East
winds 5 to 15 mph.
.SATURDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the upper 40s. Highs in the upper 60s. North winds 5 to
10 mph.
.SUNDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 70s.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s.

$$

MTZ135-152300-
The Little Rockies-
125 AM MDT Tue Sep 15 2026

.TODAY...
Sky/weather.........Partly cloudy (35-45 percent).
Chance of thunder...0 percent.
Max temperature.....64-69 valleys and 54-59 ridges.
Min humidity........41-46 percent valleys and 51-56 percent ridges.
20-foot winds.......
    Lower elevation......Southeast winds 10 to 15 mph.
    Ridge............Southeast winds 10 to 15 mph.
CWR (> 0.10 inch)...Zero

.TONIGHT...
Sky/weather.........Mostly cloudy (60-70 percent).
Chance of thunder...0 percent.
Min temperature.....45-50 valleys and 38-43 ridges.
Max humidity........78-83 percent.
20-foot winds.......
    Lower elevation......East winds 5 to 15 mph becoming northeast
                         5 to 10 mph early in the morning.
    Ridge............East winds 10 to 20 mph becoming northeast 10
                     to 15 mph early in the morning.
CWR (> 0.10 inch)...Zero

.WEDNESDAY...
Sky/weather.........Mostly cloudy (60-70 percent) then becoming
                    sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....64-69 valleys and 55-60 ridges.
Min humidity........42-47 percent valleys and 53-58 percent ridges.
20-foot winds.......
    Lower elevation......Upslope/upvalley 5-10 mph.
    Ridge............North winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero


.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s. Southeast winds 5 to 15 mph.
.FRIDAY...Showers likely and a slight chance of thunderstorms.
Lows in the lower 50s. Highs in the upper 60s. North winds 5 to
10 mph.
.SATURDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows around 50. Highs in the upper 60s. North winds 5 to 10 mph.
.SUNDAY...Partly cloudy. Lows around 50. Highs in the lower 70s.
.MONDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s.

$$

MTZ136-152300-
The Lower Missouri River Breaks including the Charles M Russell
National Wildlife Refuge-
125 AM MDT Tue Sep 15 2026

.TODAY...
Sky/weather.........Partly cloudy (25-35 percent).
Chance of thunder...0 percent.
Max temperature.....62-67.
Min humidity........41-46 percent.
20-foot winds.......
    Lower elevation......East winds 10 to 15 mph.
    Ridge............Northwest winds 5 to 10 mph becoming east in
                     the afternoon.
CWR (> 0.10 inch)...Zero.

.TONIGHT...
Sky/weather.........Partly cloudy (45-55 percent) then becoming
                    mostly cloudy (55-65 percent).
Chance of thunder...0 percent.
Min temperature.....44-49.
Max humidity........78-83 percent.
20-foot winds.......
    Lower elevation......East winds 10 to 20 mph becoming northeast
                         5 to 10 mph early in the morning.
    Ridge............East winds 10 to 20 mph.
CWR (> 0.10 inch)...Zero

.WEDNESDAY...
Sky/weather.........Partly cloudy (40-50 percent).
Chance of thunder...0 percent.
Max temperature.....62-67.
Min humidity........47-52 percent.
20-foot winds.......
    Lower elevation......North winds 5 to 15 mph.
    Ridge............North winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.


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

$$

MTZ137-152300-
Southern Petroleum and Southern Garfield Counties-
125 AM MDT Tue Sep 15 2026

.TODAY...
Sky/weather.........Partly cloudy (25-35 percent).
Chance of thunder...0 percent.
Max temperature.....62-67.
Min humidity........39-44 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph becoming east 5
                         to 15 mph in the afternoon.
    Ridge............East winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.

.TONIGHT...
Sky/weather.........Partly cloudy (45-55 percent).
Chance of thunder...0 percent.
Min temperature.....41-46.
Max humidity........82-87 percent.
20-foot winds.......
    Lower elevation......East winds 5 to 15 mph becoming northeast
                         early in the morning.
    Ridge............East winds 10 to 20 mph becoming northeast 5
                     to 15 mph early in the morning.
CWR (> 0.10 inch)...Zero

.WEDNESDAY...
Sky/weather.........Partly cloudy (30-40 percent) then becoming
                    sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....61-66.
Min humidity........47-52 percent.
20-foot winds.......
    Lower elevation......North winds 10 to 20 mph.
    Ridge............North winds 10 to 20 mph.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. East winds 5 to 15 mph.
.FRIDAY...Mostly cloudy. A chance of showers and a slight chance
of thunderstorms. Lows in the lower 50s. Highs in the upper 60s.
Northeast winds 10 to 15 mph.
.SATURDAY...Mostly cloudy. A chance of showers and a slight
chance of thunderstorms. Lows in the upper 40s. Highs in the
upper 60s. Northwest winds 5 to 15 mph.
.SUNDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the upper
70s.

$$

MTZ120-152300-
Fort Peck Reservation and Daniels/Roosevelt/Sheridan Counties-
125 AM MDT Tue Sep 15 2026

.TODAY...
Sky/weather.........Mostly cloudy (45-55 percent).
Chance of thunder...0 percent.
Max temperature.....59-64.
Min humidity........49-54 percent.
20-foot winds.......Northwest winds 5 to 15 mph becoming northeast
                    up to 5 mph late in the afternoon.
CWR (> 0.10 inch)...Zero.

.TONIGHT...
Sky/weather.........Mostly cloudy (55-65 percent).
Chance of thunder...0 percent.
Min temperature.....42-47.
Max humidity........85-90 percent.
20-foot winds.......East winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero

.WEDNESDAY...
Sky/weather.........Mostly cloudy (50-60 percent).
Chance of thunder...0 percent.
Max temperature.....60-65.
Min humidity........58-63 percent.
20-foot winds.......Northeast winds 10 to 15 mph.
CWR (> 0.10 inch)...Zero


.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows around 40. Highs in the upper 60s.
East winds 10 to 15 mph.
.FRIDAY...Showers likely and a chance of thunderstorms. Lows in
the lower 50s. Highs in the upper 60s. East winds 5 to 15 mph.
.SATURDAY...Showers likely and a chance of thunderstorms. Lows
around 50. Highs in the upper 60s. North winds 5 to 15 mph.
.SUNDAY...Partly cloudy. A slight chance of showers. Lows in the
upper 40s. Highs in the lower 70s.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s.

$$

MTZ122-152300-
Dawson/McCone/Prairie/Richland/Wibaux Counties-
125 AM MDT Tue Sep 15 2026

.TODAY...
Sky/weather.........Partly cloudy (40-50 percent).
Chance of thunder...0 percent.
Max temperature.....61-66.
Min humidity........46-51 percent.
20-foot winds.......Northwest winds 5 to 15 mph decreasing to up to
                    5 mph early in the afternoon, then becoming
                    northeast 5 to 10 mph late in the afternoon.
CWR (> 0.10 inch)...Zero.

.TONIGHT...
Sky/weather.........Partly cloudy (35-45 percent) then becoming
                    mostly cloudy (45-55 percent).
Chance of thunder...0 percent.
Min temperature.....43-48.
Max humidity........83-88 percent.
20-foot winds.......East winds 10 to 20 mph.
CWR (> 0.10 inch)...Zero

.WEDNESDAY...
Sky/weather.........Partly cloudy (45-55 percent) then becoming
                    sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....66-71.
Min humidity........52-57 percent.
20-foot winds.......Northeast winds 5 to 15 mph becoming north in
                    the afternoon.
CWR (> 0.10 inch)...Zero.


.Forecast days 3 through 7......
.THURSDAY...Mostly clear. A slight chance of showers. Lows in the
lower 40s. Highs in the lower 70s. East winds 10 to 15 mph.
.FRIDAY...Showers likely and a chance of thunderstorms. Lows in
the lower 50s. Highs in the lower 70s. Southeast winds 10 to
20 mph.
.SATURDAY...Showers likely and a chance of thunderstorms. Lows
around 50. Highs in the upper 60s. North winds 5 to 15 mph.
.SUNDAY...Partly cloudy. A slight chance of showers. Lows in the
mid 40s. Highs in the lower 70s.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
70s.

$$

weather.gov/glasgow