Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Glasgow, MT
Issued by NWS Glasgow, MT
946
FNUS55 KGGW 180946
FWFGGW
Fire Weather Planning Forecast for Northeast Montana
National Weather Service Glasgow MT
246 AM MST Tue Nov 18 2025
.DISCUSSION...Upper level disturbances today through Wednesday
will keep skies partly to mostly cloudy. There will be chances for
light rain or light snow at times through Wednesday. Upper level
ridge will bring dry weather on Thursday as tempertures stay above
normal.
MTZ134-182330-
Northern Valley and Northern Phillips Counties-
246 AM MST Tue Nov 18 2025
.TODAY...
Sky/weather.........Mostly cloudy (55-65 percent).
Chance of thunder...0 percent.
Max temperature.....45-50.
Min humidity........68-73 percent.
20-foot winds.......Northwest winds 5 to 10 mph.
CWR (> 0.10 inch)...Zero.
.TONIGHT...
Sky/weather.........Mostly cloudy (65-75 percent).
Chance of thunder...0 percent.
Min temperature.....25-30.
Max humidity........95-100 percent.
20-foot winds.......East winds up to 5 mph becoming south in the
late evening and early morning, then becoming
west 5 to 10 mph early in the morning.
CWR (> 0.10 inch)...Zero.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (65-75 percent). A slight chance
of light snow in the morning, then a slight
chance of light rain and light snow in the
afternoon.
Chance of thunder...0 percent.
Max temperature.....40-45.
Min humidity........65-70 percent.
20-foot winds.......Northwest winds 10 to 20 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Partly cloudy. Lows around 19. Highs in the lower
40s. Southwest winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Lows in the lower 20s. Highs in the
upper 40s. South winds 5 to 15 mph.
.SATURDAY...Partly cloudy. Lows in the mid 20s. Highs in the
upper 40s. West winds 5 to 15 mph.
.SUNDAY...Mostly cloudy. Lows in the mid 20s. Highs in the mid
40s.
.MONDAY...Mostly cloudy. A slight chance of light snow. Lows in
the lower 20s. Highs around 40.
$$
MTZ135-182330-
The Little Rockies-
246 AM MST Tue Nov 18 2025
.TODAY...
Sky/weather.........Partly cloudy (35-45 percent).
Chance of thunder...0 percent.
Max temperature.....53-58 valleys and 46-51 ridges.
Min humidity........55-60 percent.
20-foot winds.......
Lower elevation......Upslope/upvalley 2-5 mph becoming
upslope/upvalley 4-8 mph late in the
afternoon.
Ridge............Northwest winds 5 to 10 mph becoming southwest
up to 5 mph in the afternoon.
CWR (> 0.10 inch)...Zero.
.TONIGHT...
Sky/weather.........Mostly cloudy (55-65 percent).
Chance of thunder...0 percent.
Min temperature.....32-37 valleys and 26-31 ridges.
Max humidity........78-83 percent.
20-foot winds.......
Lower elevation......East winds 5 to 10 mph early in the
evening becoming northwest after midnight.
Ridge............South winds up to 5 mph becoming southwest 5
to 10 mph late in the evening, then becoming
west 5 to 15 mph after midnight.
CWR (> 0.10 inch)...Zero.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (50-60 percent). A slight chance
of light snow in the morning.
Chance of thunder...0 percent.
Max temperature.....45-50 valleys and 35-40 ridges.
Min humidity........54-59 percent valleys and 67-72 percent ridges.
20-foot winds.......
Lower elevation......Northwest winds 5 to 15 mph.
Ridge............Northwest winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Mostly clear. Lows in the mid 20s. Highs in the mid
40s. Diurnal terrain winds to 10 mph.
.FRIDAY...Mostly clear. Lows around 30. Highs in the upper 40s.
Southwest winds 5 to 15 mph.
.SATURDAY...Partly cloudy. Lows in the lower 30s. Highs in the
upper 40s. West winds 10 to 20 mph.
.SUNDAY...Partly cloudy. A slight chance of light snow. Lows in
the lower 30s. Highs in the mid 40s.
.MONDAY...Mostly cloudy. A slight chance of light snow. Lows in
the upper 20s. Highs in the lower 40s.
$$
MTZ136-182330-
The Lower Missouri River Breaks including the Charles M Russell
National Wildlife Refuge-
246 AM MST Tue Nov 18 2025
.TODAY...
Sky/weather.........Mostly cloudy (50-60 percent).
Chance of thunder...0 percent.
Max temperature.....49-54.
Min humidity........65-70 percent.
20-foot winds.......
Lower elevation......Upslope/upvalley 2-5 mph becoming
upslope/upvalley 4-8 mph late in the
afternoon.
Ridge............Northwest winds 5 to 10 mph becoming north up
to 5 mph late in the afternoon.
CWR (> 0.10 inch)...Zero.
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70 percent).
Chance of thunder...0 percent.
Min temperature.....30-35.
Max humidity........90-95 percent.
20-foot winds.......
Lower elevation......Variable less than 5 mph becoming west 5
to 10 mph after midnight.
Ridge............East winds up to 5 mph becoming west 5 to 10
mph early in the morning.
CWR (> 0.10 inch)...Zero.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (55-65 percent). A slight chance
of light rain and light snow in the morning,
then a slight chance of light rain in the
afternoon.
Chance of thunder...0 percent.
Max temperature.....42-47.
Min humidity........64-69 percent.
20-foot winds.......
Lower elevation......Northwest winds 5 to 15 mph.
Ridge............Northwest winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Partly cloudy. Lows in the mid 20s. Highs in the
upper 40s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the upper 20s. Highs around 50.
Southwest winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows in the lower 30s. Highs around
50. West winds 5 to 15 mph.
.SUNDAY...Mostly cloudy. Lows in the lower 30s. Highs in the
upper 40s.
.MONDAY...Mostly cloudy. A slight chance of light rain and light
snow. Lows in the upper 20s. Highs in the lower 40s.
$$
MTZ137-182330-
Southern Petroleum and Southern Garfield Counties-
246 AM MST Tue Nov 18 2025
.TODAY...
Sky/weather.........Partly cloudy (45-55 percent).
Chance of thunder...0 percent.
Max temperature.....53-58.
Min humidity........57-62 percent.
20-foot winds.......
Lower elevation......Upslope/upvalley 2-5 mph becoming
upslope/upvalley 4-8 mph late in the
afternoon.
Ridge............West winds 5 to 10 mph becoming south up to 5
mph late in the afternoon.
CWR (> 0.10 inch)...Zero.
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70 percent).
Chance of thunder...0 percent.
Min temperature.....30-35.
Max humidity........91-96 percent.
20-foot winds.......
Lower elevation......Variable less than 5 mph becoming west 5
to 10 mph early in the morning.
Ridge............Southeast winds 5 to 10 mph becoming northwest
early in the morning.
CWR (> 0.10 inch)...Zero.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (50-60 percent). A slight chance
of light rain and light snow in the morning,
then a slight chance of light rain in the
afternoon.
Chance of thunder...0 percent.
Max temperature.....44-49.
Min humidity........57-62 percent.
20-foot winds.......
Lower elevation......Northwest winds 5 to 15 mph.
Ridge............Northwest winds 5 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Partly cloudy. Lows in the lower 20s. Highs in the
upper 40s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the upper 20s. Highs in the lower
50s. Southwest winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows around 30. Highs in the lower
50s. West winds 5 to 15 mph.
.SUNDAY...Mostly cloudy. A slight chance of light snow. Lows in
the upper 20s. Highs in the upper 40s.
.MONDAY...Mostly cloudy. A slight chance of light rain and light
snow. Lows in the mid 20s. Highs in the mid 40s.
$$
MTZ120-182330-
Fort Peck Reservation and Daniels/Roosevelt/Sheridan Counties-
246 AM MST Tue Nov 18 2025
.TODAY...
Sky/weather.........Mostly cloudy (50-60 percent). A slight chance
of light snow in the morning.
Chance of thunder...0 percent.
Max temperature.....46-51.
Min humidity........63-68 percent.
20-foot winds.......South winds up to 5 mph becoming west late in
the afternoon.
CWR (> 0.10 inch)...Zero.
.TONIGHT...
Sky/weather.........Mostly cloudy (70-80 percent).
Chance of thunder...0 percent.
Min temperature.....26-31.
Max humidity........95-100 percent.
20-foot winds.......Northwest winds up to 5 mph becoming southwest
after midnight.
CWR (> 0.10 inch)...Zero.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (70-80 percent). A slight chance
of light rain and light snow.
Chance of thunder...0 percent.
Max temperature.....41-46.
Min humidity........67-72 percent.
20-foot winds.......West winds 10 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Partly cloudy. Lows in the lower 20s. Highs in the
lower 40s. West winds 5 to 15 mph.
.FRIDAY...Partly cloudy. Lows in the lower 20s. Highs in the mid
40s. Southwest winds 5 to 15 mph.
.SATURDAY...Partly cloudy. Lows in the upper 20s. Highs in the
mid 40s. West winds 10 to 15 mph.
.SUNDAY...Mostly cloudy. Lows in the mid 20s. Highs in the mid
40s.
.MONDAY...Mostly cloudy. Lows in the lower 20s. Highs in the
upper 30s.
$$
MTZ122-182330-
Dawson/McCone/Prairie/Richland/Wibaux Counties-
246 AM MST Tue Nov 18 2025
.TODAY...
Sky/weather.........Mostly cloudy (55-65 percent). A slight chance
of light rain in the afternoon.
Chance of thunder...0 percent.
Max temperature.....50-55.
Min humidity........62-67 percent.
20-foot winds.......Southwest winds 5 to 10 mph becoming west in
the afternoon.
CWR (> 0.10 inch)...Zero.
.TONIGHT...
Sky/weather.........Mostly cloudy (70-80 percent).
Chance of thunder...0 percent.
Min temperature.....29-34.
Max humidity........95-100 percent.
20-foot winds.......West winds up to 5 mph becoming south after
midnight.
CWR (> 0.10 inch)...Zero.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (60-70 percent). A slight chance
of light rain and light snow in the morning,
then a slight chance of light rain in the
afternoon.
Chance of thunder...0 percent.
Max temperature.....44-49.
Min humidity........69-74 percent.
20-foot winds.......West winds 10 to 15 mph.
CWR (> 0.10 inch)...Zero.
.Forecast days 3 through 7......
.THURSDAY...Partly cloudy. Lows in the lower 20s. Highs in the
mid 40s. West winds 5 to 10 mph.
.FRIDAY...Mostly clear. Lows in the mid 20s. Highs in the upper
40s. South winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows around 30. Highs in the upper
40s. West winds 5 to 15 mph.
.SUNDAY...Mostly cloudy. Lows in the upper 20s. Highs in the
upper 40s.
.MONDAY...Mostly cloudy. Lows in the mid 20s. Highs in the lower
40s.
$$
weather.gov/glasgow