Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Glasgow, MT
Issued by NWS Glasgow, MT
818
FNUS55 KGGW 072018
FWFGGW
Fire Weather Planning Forecast for Northeast Montana
National Weather Service Glasgow MT
218 PM MDT Mon Sep 7 2026
.DISCUSSION...
West winds will increase across the area with gusts possibly to 50
mph tonight and Tuesday as a strong storm system lifts up into the
Canadian Prairies through Tuesday. Cool conditions will warm into
Thursday. Low humidity and a west breeze could bring elevated
Fire Weather conditions Thursday afternoon. Cooler and wetter
conditions return later in the week.
MTZ134-081030-
Northern Valley and Northern Phillips Counties-
218 PM MDT Mon Sep 7 2026
.TONIGHT...
Sky/weather.........Partly cloudy (45-55 percent) then becoming
mostly cloudy (50-60 percent). A slight chance
of showers in the evening, then a chance of
showers after midnight.
Chance of thunder...0 percent.
Min temperature.....46-51.
Max humidity........88-93 percent.
20-foot winds.......West winds 25 to 35 mph.
CWR (> 0.10 inch)...Less than 10 percent.
.TUESDAY...
Sky/weather.........A chance of showers.
Chance of thunder...0 percent.
Max temperature.....63-68.
Min humidity........66-71 percent.
20-foot winds.......West winds 25 to 35 mph.
CWR (> 0.10 inch)...60 percent.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy (45-55 percent). A chance of
showers in the evening.
Chance of thunder...0 percent.
Min temperature.....42-47.
Max humidity........92-97 percent.
20-foot winds.......West winds 10 to 20 mph decreasing to 5 to 10
mph early in the morning.
CWR (> 0.10 inch)...40 percent.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (50-60 percent) then becoming
sunny (0-10 percent).
Chance of thunder...0 percent.
Max temperature.....73-78.
Min humidity........34-39 percent.
20-foot winds.......West winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows in the upper 40s. Highs around 80.
Southwest winds 15 to 25 mph.
.FRIDAY...Partly cloudy. A slight chance of showers. Lows in the
mid 40s. Highs in the mid 60s. Northwest winds 5 to 15 mph.
.SATURDAY...Mostly cloudy. A slight chance of showers. Lows
around 40. Highs around 60. North winds 5 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
30s. Highs in the upper 50s.
.MONDAY...Mostly cloudy. A chance of showers. Lows in the upper
30s. Highs in the lower 60s.
$$
MTZ135-081030-
The Little Rockies-
218 PM MDT Mon Sep 7 2026
.TONIGHT...
Sky/weather.........Partly cloudy (45-55 percent) then becoming
mostly cloudy (60-70 percent). A slight chance
of showers.
Chance of thunder...0 percent.
Min temperature.....52-57 valleys and 44-49 ridges.
Max humidity........75-80 percent.
20-foot winds.......
Lower elevation......West winds 20 to 30 mph.
Ridge............West winds 30 to 40 mph.
CWR (> 0.10 inch)...10 percent.
.TUESDAY...
Sky/weather.........Showers likely in the afternoon.
Chance of thunder...0 percent.
Max temperature.....65-70 valleys and 55-60 ridges.
Min humidity........58-63 percent valleys and 73-78 percent ridges.
20-foot winds.......
Lower elevation......West winds 15 to 25 mph.
Ridge............West winds 20 to 30 mph.
CWR (> 0.10 inch)...60 percent.
.TUESDAY NIGHT...
Sky/weather.........Cloudy (85-95 percent) then becoming partly
cloudy (20-30 percent). A chance of showers in
the evening.
Chance of thunder...0 percent.
Min temperature.....48-53 valleys and 42-47 ridges.
Max humidity........74-79 percent.
20-foot winds.......
Lower elevation......West winds 10 to 20 mph decreasing to 5 to
10 mph after midnight.
Ridge............West winds 10 to 20 mph.
CWR (> 0.10 inch)...20 percent.
.WEDNESDAY...
Sky/weather.........Partly cloudy (20-30 percent) then becoming
sunny (0-10 percent).
Chance of thunder...0 percent.
Max temperature.....75-80 valleys and 65-70 ridges.
Min humidity........32-37 percent.
20-foot winds.......
Lower elevation......West winds 10 to 15 mph.
Ridge............West winds 10 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the
upper 70s. West winds 10 to 20 mph.
.FRIDAY...Partly cloudy. A chance of showers. Lows around 50.
Highs in the lower 60s. Northwest winds 5 to 15 mph.
.SATURDAY...Mostly cloudy. A slight chance of showers. Lows in
the mid 40s. Highs in the upper 50s. Northeast winds 5 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
40s. Highs in the mid 50s.
.MONDAY...Mostly cloudy. A chance of showers. Lows in the lower
40s. Highs in the lower 60s.
$$
MTZ136-081030-
The Lower Missouri River Breaks including the Charles M Russell
National Wildlife Refuge-
218 PM MDT Mon Sep 7 2026
.TONIGHT...
Sky/weather.........Partly cloudy (30-40 percent).
Chance of thunder...0 percent.
Min temperature.....50-55.
Max humidity........70-75 percent.
20-foot winds.......
Lower elevation......West winds 20 to 30 mph.
Ridge............West winds 20 to 30 mph.
CWR (> 0.10 inch)...Less than 10 percent.
.TUESDAY...
Sky/weather.........Mostly cloudy (60-70 percent). A chance of
showers in the afternoon.
Chance of thunder...0 percent.
Max temperature.....66-71.
Min humidity........54-59 percent.
20-foot winds.......
Lower elevation......West winds 20 to 30 mph.
Ridge............West winds 20 to 30 mph.
CWR (> 0.10 inch)...20 percent.
.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy (80-90 percent) then becoming
partly cloudy (40-50 percent). A chance of
showers in the evening.
Chance of thunder...0 percent.
Min temperature.....46-51.
Max humidity........78-83 percent.
20-foot winds.......
Lower elevation......West winds 10 to 20 mph decreasing to 5 to
10 mph after midnight.
Ridge............West winds 5 to 15 mph.
CWR (> 0.10 inch)...30 percent.
.WEDNESDAY...
Sky/weather.........Partly cloudy (30-40 percent) then becoming
sunny (0-10 percent).
Chance of thunder...0 percent.
Max temperature.....74-79.
Min humidity........28-33 percent.
20-foot winds.......
Lower elevation......West winds 5 to 15 mph.
Ridge............West winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 80s. Southwest winds 10 to 20 mph.
.FRIDAY...Partly cloudy. A chance of showers. Lows in the lower
50s. Highs in the mid 60s. Northwest winds 5 to 15 mph.
.SATURDAY...Mostly cloudy. A slight chance of showers. Lows in
the mid 40s. Highs in the lower 60s. Northeast winds 5 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
40s. Highs in the upper 50s.
.MONDAY...Mostly cloudy. A chance of showers. Lows in the lower
40s. Highs in the mid 60s.
$$
MTZ137-081030-
Southern Petroleum and Southern Garfield Counties-
218 PM MDT Mon Sep 7 2026
.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Chance of thunder...0 percent.
Min temperature.....49-54.
Max humidity........65-70 percent.
20-foot winds.......
Lower elevation......West winds 20 to 30 mph.
Ridge............West winds 20 to 30 mph.
CWR (> 0.10 inch)...Zero.
.TUESDAY...
Sky/weather.........Mostly cloudy (50-60 percent).
Chance of thunder...0 percent.
Max temperature.....67-72.
Min humidity........42-47 percent.
20-foot winds.......
Lower elevation......West winds 25 to 35 mph.
Ridge............West winds 25 to 35 mph.
CWR (> 0.10 inch)...Less than 10 percent.
.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80 percent) then becoming
partly cloudy (35-45 percent). A slight chance
of showers in the evening.
Chance of thunder...0 percent.
Min temperature.....44-49.
Max humidity........78-83 percent.
20-foot winds.......
Lower elevation......West winds 5 to 15 mph.
Ridge............West winds 10 to 20 mph.
CWR (> 0.10 inch)...20 percent.
.WEDNESDAY...
Sky/weather.........Sunny (15-25 percent).
Chance of thunder...0 percent.
Max temperature.....76-81.
Min humidity........22-27 percent.
20-foot winds.......
Lower elevation......West winds 5 to 15 mph.
Ridge............West winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
80s. Southwest winds 10 to 20 mph.
.FRIDAY...Partly cloudy. A chance of showers. Lows in the lower
50s. Highs in the mid 60s. North winds 5 to 15 mph.
.SATURDAY...Mostly cloudy. A slight chance of showers. Lows in
the mid 40s. Highs in the mid 60s. Northeast winds 5 to 15 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
40s. Highs in the upper 50s.
.MONDAY...Mostly cloudy. A chance of showers. Lows in the lower
40s. Highs in the lower 60s.
$$
MTZ120-081030-
Fort Peck Reservation and Daniels/Roosevelt/Sheridan Counties-
218 PM MDT Mon Sep 7 2026
.TONIGHT...
Sky/weather.........Partly cloudy (20-30 percent) then becoming
mostly cloudy (45-55 percent).
Chance of thunder...0 percent.
Min temperature.....48-53.
Max humidity........80-85 percent.
20-foot winds.......West winds 20 to 30 mph with gusts to around 45
mph.
CWR (> 0.10 inch)...Less than 10 percent.
.TUESDAY...
Sky/weather.........Mostly cloudy (65-75 percent). A slight chance
of showers in the morning, then a chance of
showers in the afternoon.
Chance of thunder...0 percent.
Max temperature.....65-70.
Min humidity........59-64 percent.
20-foot winds.......West winds 30 to 40 mph decreasing to 25 to 35
mph with gusts to around 50 mph in the
afternoon.
CWR (> 0.10 inch)...20 percent.
.TUESDAY NIGHT...
Sky/weather.........A chance of showers and a slight chance of
thunderstorms in the evening.
Chance of thunder...20 percent.
Min temperature.....45-50.
Max humidity........95-100 percent.
20-foot winds.......West winds 10 to 20 mph. Gusts up to 35 mph in
the evening.
CWR (> 0.10 inch)...60 percent.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (50-60 percent) then becoming
sunny (5-15 percent).
Chance of thunder...0 percent.
Max temperature.....72-77.
Min humidity........38-43 percent.
20-foot winds.......West winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows around 50. Highs in the lower 80s.
Southwest winds 10 to 20 mph.
.FRIDAY...Partly cloudy. A slight chance of showers. Lows in the
upper 40s. Highs in the mid 60s. Northwest winds 15 to 25 mph.
.SATURDAY...Mostly cloudy. A slight chance of showers. Lows in
the lower 40s. Highs in the lower 60s. North winds 10 to 20 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
30s. Highs in the upper 50s.
.MONDAY...Mostly cloudy. A chance of showers. Lows around 40.
Highs in the lower 60s.
$$
MTZ122-081030-
Dawson/McCone/Prairie/Richland/Wibaux Counties-
218 PM MDT Mon Sep 7 2026
.TONIGHT...
Sky/weather.........Partly cloudy (25-35 percent).
Chance of thunder...0 percent.
Min temperature.....50-55.
Max humidity........67-72 percent.
20-foot winds.......West winds 20 to 30 mph.
CWR (> 0.10 inch)...Zero.
.TUESDAY...
Sky/weather.........Partly cloudy (45-55 percent).
Chance of thunder...0 percent.
Max temperature.....69-74.
Min humidity........44-49 percent.
20-foot winds.......West winds 25 to 35 mph with gusts to around 50
mph.
CWR (> 0.10 inch)...Less than 10 percent.
.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy (55-65 percent). A chance of
showers in the evening.
Chance of thunder...0 percent.
Min temperature.....45-50.
Max humidity........92-97 percent.
20-foot winds.......West winds 15 to 25 mph decreasing to 5 to 15
mph after midnight.
CWR (> 0.10 inch)...20 percent.
.WEDNESDAY...
Sky/weather.........Partly cloudy (35-45 percent) then becoming
sunny (0-10 percent).
Chance of thunder...0 percent.
Max temperature.....75-80.
Min humidity........29-34 percent.
20-foot winds.......West winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows around 50. Highs in the mid 80s.
Southwest winds 10 to 20 mph.
.FRIDAY...Partly cloudy. A slight chance of showers. Lows around
50. Highs around 70. Northwest winds 10 to 20 mph.
.SATURDAY...Mostly cloudy. A slight chance of showers. Lows in
the lower 40s. Highs in the mid 60s. Northeast winds 10 to
20 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows around 40.
Highs in the lower 60s.
.MONDAY...Mostly cloudy. A chance of showers. Lows in the lower
40s. Highs in the lower 60s.
$$
weather.gov/glasgow