


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Glasgow, MT
Issued by NWS Glasgow, MT
211 FNUS55 KGGW 280818 FWFGGW Fire Weather Planning Forecast for Northeast Montana National Weather Service Glasgow MT 218 AM MDT Thu Aug 28 2025 .DISCUSSION... A disturbance of monsoonal moisture will allow relative humidity values to remain above 20 percent through Sunday, and winds will remain light enough to keep fire weather headlines out of the picture. However, isolated showers and thunderstorms are expected this evening through Saturday afternoon. Erratic winds are possible near any thunderstorms. MTZ134-282230- Northern Valley and Northern Phillips Counties- 218 AM MDT Thu Aug 28 2025 .TODAY... Sky/weather.........Mostly cloudy (60-70 percent). Chance of thunder...0 percent. Max temperature.....83-88. Min humidity........25-30 percent. 20-foot winds.......East winds 5 to 15 mph becoming southeast 10 to 15 mph in the afternoon. CWR (> 0.10 inch)...Less than 10 percent. .TONIGHT... Sky/weather.........Mostly cloudy (70-80 percent). A slight chance of showers and thunderstorms. Chance of thunder...5 percent. Min temperature.....57-62. Max humidity........70-75 percent. 20-foot winds.......Southeast winds 5 to 15 mph becoming north 5 to 10 mph after midnight. CWR (> 0.10 inch)...10 percent. .FRIDAY... Sky/weather.........Mostly cloudy (70-80 percent). A slight chance of showers and thunderstorms. Chance of thunder...5 percent. Max temperature.....76-81. Min humidity........40-45 percent. 20-foot winds.......North winds up to 5 mph becoming northeast 5 to 10 mph in the afternoon. CWR (> 0.10 inch)...10 percent. .Forecast days 3 through 7...... .SATURDAY...Mostly cloudy. A slight chance of showers. Lows in the mid 50s. Highs around 80. West winds 5 to 10 mph. .SUNDAY...Mostly clear. Lows in the mid 50s. Highs in the mid 80s. South winds 5 to 10 mph. .LABOR DAY...Mostly clear. Lows in the mid 50s. Highs in the upper 80s. West winds 5 to 10 mph. .TUESDAY...Partly cloudy. A slight chance of showers. Lows in the mid 50s. Highs in the upper 70s. .WEDNESDAY...Partly cloudy. Lows in the mid 40s. Highs in the lower 70s. $$ MTZ135-282230- The Little Rockies- 218 AM MDT Thu Aug 28 2025 .TODAY... Sky/weather.........Mostly cloudy (75-85 percent). A slight chance of showers and thunderstorms in the afternoon. Chance of thunder...5 percent. Max temperature.....81-86 valleys and 71-76 ridges. Min humidity........35-40 percent. 20-foot winds....... Lower elevation......East winds 5 to 15 mph. Ridge............Southeast winds 5 to 15 mph. CWR (> 0.10 inch)...10 percent. .TONIGHT... Sky/weather.........Mostly cloudy (80-90 percent). A chance of showers and a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Chance of thunder...20 percent. Min temperature.....61-66 valleys and 54-59 ridges. Max humidity........73-78 percent. 20-foot winds....... Lower elevation......Southeast winds 10 to 15 mph decreasing to 5 to 10 mph late in the evening, then becoming variable less than 5 mph after midnight. Ridge............Southeast winds 10 to 15 mph decreasing to 5 to 10 mph late in the evening, then becoming west after midnight becoming northwest early in the morning. CWR (> 0.10 inch)...40 percent. .FRIDAY... Sky/weather.........Cloudy (85-95 percent). A 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 valleys and 63-68 ridges. Min humidity........46-51 percent valleys and 57-62 percent ridges. 20-foot winds....... Lower elevation......Upslope/upvalley 2-5 mph. Ridge............Northwest winds up to 5 mph becoming northeast in the afternoon. CWR (> 0.10 inch)...30 percent. .Forecast days 3 through 7...... .SATURDAY...Mostly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the upper 50s. Highs in the mid 70s. Variable winds up to 10 mph. .SUNDAY...Mostly clear. Lows in the mid 50s. Highs in the lower 80s. South winds 5 to 10 mph. .LABOR DAY...Mostly clear. Lows in the upper 50s. Highs in the mid 80s. Diurnal terrain winds to 10 mph. .TUESDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid 70s. .WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the lower 70s. $$ MTZ136-282230- The Lower Missouri River Breaks including the Charles M Russell National Wildlife Refuge- 218 AM MDT Thu Aug 28 2025 .TODAY... Sky/weather.........Mostly cloudy (60-70 percent). Chance of thunder...0 percent. Max temperature.....81-86. Min humidity........32-37 percent. 20-foot winds....... Lower elevation......Upslope/upvalley 5-10 mph becoming southeast 10 to 15 mph in the afternoon. Ridge............Southeast winds 5 to 15 mph. CWR (> 0.10 inch)...10 percent. .TONIGHT... Sky/weather.........Mostly cloudy (70-80 percent). A chance of showers and a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Chance of thunder...20 percent. Min temperature.....60-65. Max humidity........77-82 percent. 20-foot winds....... Lower elevation......Southwest winds 5 to 10 mph. Ridge............Southwest winds 5 to 10 mph. CWR (> 0.10 inch)...10 percent. .FRIDAY... Sky/weather.........Mostly cloudy (75-85 percent). A 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........49-54 percent. 20-foot winds....... Lower elevation......Upslope/upvalley 2-5 mph. Ridge............Southwest winds 5 to 10 mph becoming northeast late in the afternoon. CWR (> 0.10 inch)...20 percent. .Forecast days 3 through 7...... .SATURDAY...Mostly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the upper 50s. Highs in the upper 70s. West winds 5 to 10 mph. .SUNDAY...Mostly clear. Lows in the mid 50s. Highs in the mid 80s. South winds 5 to 10 mph. .LABOR DAY...Mostly clear. Lows in the upper 50s. Highs in the upper 80s. Southwest winds 5 to 10 mph. .TUESDAY...Partly cloudy. Lows in the upper 50s. Highs around 80. .WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the lower 70s. $$ MTZ137-282230- Southern Petroleum and Southern Garfield Counties- 218 AM MDT Thu Aug 28 2025 .TODAY... Sky/weather.........Mostly cloudy (65-75 percent). A slight chance of showers and thunderstorms in the afternoon. Chance of thunder...5 percent. Max temperature.....80-85. Min humidity........36-41 percent. 20-foot winds....... Lower elevation......Upslope/upvalley 5-10 mph becoming 5 to 15 mph in the late morning and afternoon. Ridge............Southeast winds 5 to 15 mph. CWR (> 0.10 inch)...10 percent. .TONIGHT... Sky/weather.........Mostly cloudy (75-85 percent). A chance of showers and a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Chance of thunder...20 percent. Min temperature.....57-62. Max humidity........86-91 percent. 20-foot winds....... Lower elevation......South winds 5 to 10 mph. Ridge............South winds 5 to 10 mph. CWR (> 0.10 inch)...10 percent. .FRIDAY... Sky/weather.........Mostly cloudy (75-85 percent). A chance of showers in the morning, then a chance of showers and a slight chance of thunderstorms in the afternoon. Chance of thunder...20 percent. Max temperature.....70-75. Min humidity........52-57 percent. 20-foot winds....... Lower elevation......Upslope/upvalley 2-5 mph. Ridge............Southwest winds up to 5 mph becoming north 5 to 10 mph late in the afternoon. CWR (> 0.10 inch)...30 percent. .Forecast days 3 through 7...... .SATURDAY...Mostly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the mid 50s. Highs in the upper 70s. Northwest winds 5 to 10 mph. .SUNDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 80s. Diurnal terrain winds to 10 mph. .LABOR DAY...Mostly clear. Lows in the mid 50s. Highs in the mid 80s. Diurnal terrain winds to 10 mph. .TUESDAY...Partly cloudy. Lows in the upper 50s. Highs in the lower 80s. .WEDNESDAY...Partly cloudy. Lows around 50. Highs in the lower 70s. $$ MTZ120-282230- Fort Peck Reservation and Daniels/Roosevelt/Sheridan Counties- 218 AM MDT Thu Aug 28 2025 .TODAY... Sky/weather.........Mostly cloudy (50-60 percent). Chance of thunder...0 percent. Max temperature.....83-88. Min humidity........26-31 percent. 20-foot winds.......East winds 5 to 10 mph becoming southeast 10 to 15 mph in the afternoon. CWR (> 0.10 inch)...Zero. .TONIGHT... Sky/weather.........Mostly cloudy (60-70 percent). Chance of thunder...0 percent. Min temperature.....57-62. Max humidity........68-73 percent. 20-foot winds.......Southeast winds 5 to 15 mph becoming east up to 5 mph early in the morning. CWR (> 0.10 inch)...Less than 10 percent. .FRIDAY... Sky/weather.........Mostly cloudy (60-70 percent). A slight chance of showers and thunderstorms in the afternoon. Chance of thunder...5 percent. Max temperature.....78-83. Min humidity........35-40 percent. 20-foot winds.......Southeast winds up to 5 mph becoming west late in the morning, then becoming south 5 to 10 mph early in the afternoon becoming southeast late in the afternoon. CWR (> 0.10 inch)...10 percent. .Forecast days 3 through 7...... .SATURDAY...Mostly cloudy. A slight chance of showers. Lows in the upper 50s. Highs in the upper 70s. Southwest winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower 80s. South winds 5 to 10 mph. .LABOR DAY...Mostly clear. Lows in the mid 50s. Highs in the mid 80s. Southwest winds 5 to 10 mph. .TUESDAY...Partly cloudy. A slight chance of showers. Lows in the mid 50s. Highs in the mid 70s. .WEDNESDAY...Partly cloudy. Lows in the mid 40s. Highs in the upper 60s. $$ MTZ122-282230- Dawson/McCone/Prairie/Richland/Wibaux Counties- 218 AM MDT Thu Aug 28 2025 .TODAY... Sky/weather.........Mostly cloudy (50-60 percent). Chance of thunder...0 percent. Max temperature.....83-88. Min humidity........27-32 percent. 20-foot winds.......Southeast winds 5 to 15 mph. CWR (> 0.10 inch)...Less than 10 percent. .TONIGHT... Sky/weather.........Mostly cloudy (65-75 percent). A slight chance of showers and thunderstorms after midnight. Chance of thunder...5 percent. Min temperature.....57-62. Max humidity........76-81 percent. 20-foot winds.......Southeast winds 5 to 15 mph becoming south 5 to 10 mph after midnight. CWR (> 0.10 inch)...Less than 10 percent. .FRIDAY... Sky/weather.........Mostly cloudy (70-80 percent). A slight chance of showers and thunderstorms. Chance of thunder...5 percent. Max temperature.....76-81. Min humidity........43-48 percent. 20-foot winds.......South winds 5 to 10 mph becoming southeast late in the afternoon. CWR (> 0.10 inch)...10 percent. .Forecast days 3 through 7...... .SATURDAY...Mostly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the upper 50s. Highs in the upper 70s. East winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower 80s. Southeast winds 5 to 10 mph. .LABOR DAY...Mostly clear. Lows in the mid 50s. Highs in the mid 80s. South winds 5 to 10 mph. .TUESDAY...Partly cloudy. Lows in the upper 50s. Highs in the upper 70s. .WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the upper 60s. $$ weather.gov/glasgow