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

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365
FNUS55 KGGW 090821
FWFGGW

Fire Weather Planning Forecast for Northeast Montana
National Weather Service Glasgow MT
221 AM MDT Sat Aug 9 2025

.DISCUSSION...

Cooler than normal and breezy conditions continue today with scattered
showers and isolated thunderstorms. Additional widespread wetting
rains are likely. Then. a gradual warming and drying trend is
expected into the middle of next week. Another system may bring
another round of showers and slightly cooler temperatures by the
end of the week.

MTZ134-092230-
Northern Valley and Northern Phillips Counties-
221 AM MDT Sat Aug 9 2025

.TODAY...
Sky/weather.........Showers likely and a slight chance of
                    thunderstorms in the morning, then a chance of
                    showers and a slight chance of thunderstorms in
                    the afternoon. Areas of smoke in the afternoon.
Chance of thunder...20 percent.
Max temperature.....68-73.
Min humidity........62-67 percent.
20-foot winds.......Northwest winds 20 to 30 mph.
CWR (> 0.10 inch)...20 percent.

.TONIGHT...
Sky/weather.........Mostly cloudy (45-55 percent) then becoming
                    partly cloudy (30-40 percent). Areas of smoke.
Chance of thunder...0 percent.
Min temperature.....49-54.
Max humidity........95-100 percent.
20-foot winds.......Northwest winds 10 to 20 mph becoming west 5 to
                    10 mph after midnight.
CWR (> 0.10 inch)...Less than 10 percent.

.SUNDAY...
Sky/weather.........Sunny (15-25 percent). Areas of smoke in the
                    morning.
Chance of thunder...0 percent.
Max temperature.....78-83.
Min humidity........36-41 percent.
20-foot winds.......West 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 lower
80s. West winds 5 to 15 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
80s. Southeast winds 10 to 15 mph.
.WEDNESDAY...Mostly clear. A slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
Southeast winds 5 to 15 mph.
.THURSDAY...Partly cloudy. A slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower
50s. Highs in the mid 70s.

$$

MTZ135-092230-
The Little Rockies-
221 AM MDT Sat Aug 9 2025

.TODAY...
Sky/weather.........Mostly cloudy (60-70 percent). 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.....73-78 valleys and 63-68 ridges.
Min humidity........45-50 percent valleys and 64-69 percent ridges.
20-foot winds.......
    Lower elevation......Northwest winds 15 to 25 mph.
    Ridge............Northwest winds 15 to 25 mph.
CWR (> 0.10 inch)...10 percent.

.TONIGHT...
Sky/weather.........Partly cloudy (25-35 percent). Areas of smoke
                    in the evening.
Chance of thunder...0 percent.
Min temperature.....51-56.
Max humidity........80-85 percent.
20-foot winds.......
    Lower elevation......Northwest winds 5 to 10 mph.
    Ridge............Northwest winds 10 to 15 mph.
CWR (> 0.10 inch)...Less than 10 percent.

.SUNDAY...
Sky/weather.........Sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....82-87 valleys and 72-77 ridges.
Min humidity........25-30 percent valleys and 36-41 percent ridges.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............West winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.


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

$$

MTZ136-092230-
The Lower Missouri River Breaks including the Charles M Russell
National Wildlife Refuge-
221 AM MDT Sat Aug 9 2025

.TODAY...
Sky/weather.........Mostly cloudy (55-65 percent). A chance of
                    showers and a slight chance of thunderstorms in
                    the morning, then a slight chance of showers
                    and thunderstorms in the afternoon. Areas of
                    smoke in the afternoon.
Chance of thunder...20 percent.
Max temperature.....70-75.
Min humidity........59-64 percent.
20-foot winds.......
    Lower elevation......Northwest winds 15 to 25 mph.
    Ridge............Northwest winds 15 to 25 mph.
CWR (> 0.10 inch)...20 percent.

.TONIGHT...
Sky/weather.........Partly cloudy (30-40 percent). Areas of smoke.
Chance of thunder...0 percent.
Min temperature.....52-57.
Max humidity........90-95 percent.
20-foot winds.......
    Lower elevation......Northwest winds 10 to 20 mph becoming west
                         5 to 10 mph in the late evening and
                         overnight.
    Ridge............West winds 10 to 15 mph decreasing to 5 to 10
                     mph early in the morning.
CWR (> 0.10 inch)...Less than 10 percent.

.SUNDAY...
Sky/weather.........Sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....80-85.
Min humidity........33-38 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph.
    Ridge............West winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.


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

$$

MTZ137-092230-
Southern Petroleum and Southern Garfield Counties-
221 AM MDT Sat Aug 9 2025

.TODAY...
Sky/weather.........Mostly cloudy (50-60 percent). A chance of
                    showers in the morning, then a slight chance of
                    showers and thunderstorms in the afternoon.
Chance of thunder...20 percent.
Max temperature.....72-77.
Min humidity........49-54 percent.
20-foot winds.......
    Lower elevation......Northwest winds 20 to 30 mph.
    Ridge............Northwest winds 20 to 30 mph.
CWR (> 0.10 inch)...10 percent.

.TONIGHT...
Sky/weather.........Partly cloudy (25-35 percent). Areas of smoke.
Chance of thunder...0 percent.
Min temperature.....51-56.
Max humidity........88-93 percent.
20-foot winds.......
    Lower elevation......Northwest winds 10 to 20 mph decreasing to
                         5 to 10 mph late in the evening, then
                         becoming downslope/downvalley 2-5 mph
                         after midnight.
    Ridge............Northwest winds 10 to 20 mph decreasing to 5
                     to 15 mph late in the evening, then becoming
                     west 5 to 10 mph after midnight.
CWR (> 0.10 inch)...Less than 10 percent.

.SUNDAY...
Sky/weather.........Sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....80-85.
Min humidity........28-33 percent.
20-foot winds.......
    Lower elevation......Upslope/upvalley 2-5 mph becoming
                         upslope/upvalley 4-8 mph late in the
                         afternoon.
    Ridge............West 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 mid
80s. Northwest winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 50s. Highs around 90.
Southeast winds 5 to 10 mph.
.WEDNESDAY...Mostly clear. Lows around 60. Highs in the upper
80s. South winds 5 to 10 mph.
.THURSDAY...Partly cloudy. A slight chance of showers. Lows in
the upper 50s. Highs in the mid 80s.
.FRIDAY...Partly cloudy. A chance of showers. Lows in the mid
50s. Highs in the upper 70s.

$$

MTZ120-092230-
Fort Peck Reservation and Daniels/Roosevelt/Sheridan Counties-
221 AM MDT Sat Aug 9 2025

.TODAY...
Sky/weather.........A chance of showers and a slight chance of
                    thunderstorms in the morning, then a chance of
                    showers and thunderstorms in the afternoon.
                    Areas of smoke in the afternoon.
Chance of thunder...50 percent.
Max temperature.....67-72.
Min humidity........69-74 percent.
20-foot winds.......West winds 20 to 30 mph.
CWR (> 0.10 inch)...30 percent.

.TONIGHT...
Sky/weather.........Mostly cloudy (50-60 percent) then becoming
                    partly cloudy (25-35 percent). Areas of smoke
                    through the night.
Chance of thunder...0 percent.
Min temperature.....50-55.
Max humidity........94-99 percent.
20-foot winds.......Northwest winds 15 to 25 mph becoming west 5 to
                    15 mph with gusts to around 35 mph in the late
                    evening and overnight.
CWR (> 0.10 inch)...Less than 10 percent.

.SUNDAY...
Sky/weather.........Sunny (15-25 percent). Areas of smoke in the
                    morning.
Chance of thunder...0 percent.
Max temperature.....78-83.
Min humidity........39-44 percent.
20-foot winds.......West winds 5 to 15 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 10 to 20 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
80s. West winds 10 to 20 mph.
.WEDNESDAY...Mostly clear. A slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
Southeast winds 5 to 15 mph.
.THURSDAY...Partly cloudy. A slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs around 80.
.FRIDAY...Partly cloudy. A chance of showers and a slight chance
of thunderstorms. Lows in the mid 50s. Highs in the mid 70s.

$$

MTZ122-092230-
Dawson/McCone/Prairie/Richland/Wibaux Counties-
221 AM MDT Sat Aug 9 2025

.TODAY...
Sky/weather.........Mostly cloudy (55-65 percent). A chance of
                    showers and a slight chance of thunderstorms in
                    the morning, then a slight chance of showers
                    and thunderstorms in the afternoon.
Chance of thunder...20 percent.
Max temperature.....69-74.
Min humidity........62-67 percent.
20-foot winds.......West winds 20 to 30 mph.
CWR (> 0.10 inch)...30 percent.

.TONIGHT...
Sky/weather.........Partly cloudy (35-45 percent). Areas of smoke
                    through the night.
Chance of thunder...0 percent.
Min temperature.....51-56.
Max humidity........93-98 percent.
20-foot winds.......Northwest winds 15 to 25 mph becoming west 5 to
                    15 mph with gusts to around 35 mph in the late
                    evening and overnight.
CWR (> 0.10 inch)...Less than 10 percent.

.SUNDAY...
Sky/weather.........Sunny (15-25 percent). Areas of smoke through
                    the day.
Chance of thunder...0 percent.
Max temperature.....79-84.
Min humidity........35-40 percent.
20-foot winds.......West winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.


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

$$

weather.gov/glasgow