758 FNUS55 KGGW 290649 FWFGGW Fire Weather Planning Forecast for Northeast Montana National Weather Service Glasgow MT 1249 AM MDT Mon Jun 29 2026 .DISCUSSION... Low pressure will move across eastern Montana today with chances for showers and thunderstorms mainly this afternoon and evening. Gusty west winds will develop tonight and continue on Tuesday as the low moves to the northeast. Frequent chances for showers and thunderstorms will continue most of the time this week. MTZ134-292215- Northern Valley and Northern Phillips Counties- 1249 AM MDT Mon Jun 29 2026 .TODAY... Sky/weather.........Partly cloudy (40-50 percent). A chance of showers and a slight chance of thunderstorms in the afternoon. Chance of thunder...20 percent. Max temperature.....65-70. Min humidity........52-57 percent. 20-foot winds.......South winds 10 to 15 mph. CWR (> 0.10 inch)...10 percent. .TONIGHT... Sky/weather.........Mostly cloudy (60-70 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.....46-51. Max humidity........95-100 percent. 20-foot winds.......West winds 10 to 20 mph. CWR (> 0.10 inch)...10 percent. .TUESDAY... Sky/weather.........Mostly cloudy (55-65 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.....71-76. Min humidity........52-57 percent. 20-foot winds.......West winds 15 to 25 mph. CWR (> 0.10 inch)...10 percent. .Forecast days 3 through 7...... .WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the upper 70s. West winds 10 to 20 mph. .THURSDAY...Partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the lower 50s. Highs around 80. Southwest winds 10 to 15 mph. .FRIDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the mid 50s. Highs in the upper 70s. South winds 10 to 15 mph. .INDEPENDENCE DAY...Mostly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the mid 50s. Highs in the mid 70s. .SUNDAY...Mostly clear. Lows in the lower 50s. Highs in the lower 80s. $$ MTZ135-292215- The Little Rockies- 1249 AM MDT Mon Jun 29 2026 .TODAY... Sky/weather.........Showers likely in the morning, then showers and a slight chance of thunderstorms in the afternoon. Chance of thunder...20 percent. Max temperature.....60-65 valleys and 51-56 ridges. Min humidity........73-78 percent. 20-foot winds....... Lower elevation......Upslope/upvalley 5-10 mph. Ridge............South winds 5 to 15 mph becoming west 5 to 10 mph late in the afternoon. CWR (> 0.10 inch)...50 percent. .TONIGHT... Sky/weather.........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.....53-58 valleys and 45-50 ridges. Max humidity........84-89 percent valleys and 94-99 percent ridges. 20-foot winds....... Lower elevation......West winds 10 to 20 mph. Ridge............West winds 15 to 25 mph. CWR (> 0.10 inch)...10 percent. .TUESDAY... Sky/weather.........Mostly cloudy (50-60 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........43-48 percent valleys and 54-59 percent ridges. 20-foot winds....... Lower elevation......West winds 10 to 20 mph. Ridge............West winds 10 to 20 mph. CWR (> 0.10 inch)...10 percent. .Forecast days 3 through 7...... .WEDNESDAY...Partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the mid 50s. Highs in the lower 70s. West winds 10 to 15 mph. .THURSDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the mid 50s. Highs in the mid 70s. Southwest winds 5 to 10 mph. .FRIDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the mid 50s. Highs in the mid 70s. West winds 5 to 10 mph. .INDEPENDENCE DAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 50s. Highs in the lower 70s. .SUNDAY...Mostly clear. Lows in the mid 50s. Highs around 80. $$ MTZ136-292215- The Lower Missouri River Breaks including the Charles M Russell National Wildlife Refuge- 1249 AM MDT Mon Jun 29 2026 .TODAY... Sky/weather.........Mostly cloudy (45-55 percent). A slight chance of showers in the morning, then a chance of showers in the afternoon. Chance of thunder...0 percent. Max temperature.....64-69. Min humidity........55-60 percent. 20-foot winds....... Lower elevation......South winds 5 to 15 mph. Ridge............South winds 5 to 15 mph. CWR (> 0.10 inch)...30 percent. .TONIGHT... Sky/weather.........Mostly cloudy (55-65 percent). A chance of showers in the evening, then a slight chance of showers after midnight. Chance of thunder...0 percent. Min temperature.....49-54. Max humidity........90-95 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. .TUESDAY... Sky/weather.........Mostly cloudy (45-55 percent). A slight chance of showers in the afternoon. Chance of thunder...0 percent. Max temperature.....73-78. Min humidity........44-49 percent. 20-foot winds....... Lower elevation......West winds 10 to 20 mph. Ridge............West winds 10 to 20 mph. CWR (> 0.10 inch)...Less than 10 percent. .Forecast days 3 through 7...... .WEDNESDAY...Partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the mid 50s. Highs in the upper 70s. West winds 10 to 15 mph. .THURSDAY...Partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the mid 50s. Highs in the lower 80s. Southwest winds 5 to 10 mph. .FRIDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs around 80. West winds 5 to 10 mph. .INDEPENDENCE DAY...Mostly cloudy. Showers likely and a chance of thunderstorms. Lows in the upper 50s. Highs in the mid 70s. .SUNDAY...Mostly clear. Lows in the mid 50s. Highs in the lower 80s. $$ MTZ137-292215- Southern Petroleum and Southern Garfield Counties- 1249 AM MDT Mon Jun 29 2026 .TODAY... Sky/weather.........A chance of showers. Chance of thunder...0 percent. Max temperature.....63-68. Min humidity........55-60 percent. 20-foot winds....... Lower elevation......Southwest winds 10 to 20 mph. Ridge............Southwest winds 10 to 20 mph until late afternoon. CWR (> 0.10 inch)...20 percent. .TONIGHT... Sky/weather.........Mostly cloudy (50-60 percent) then becoming partly cloudy (40-50 percent). A chance of showers in the evening, then a slight chance of showers after midnight. Chance of thunder...0 percent. Min temperature.....48-53. Max humidity........91-96 percent. 20-foot winds....... Lower elevation......West winds 10 to 20 mph. Ridge............West winds 10 to 20 mph. CWR (> 0.10 inch)...10 percent. .TUESDAY... Sky/weather.........Partly cloudy (45-55 percent). Chance of thunder...0 percent. Max temperature.....73-78. Min humidity........40-45 percent. 20-foot winds....... Lower elevation......West winds 15 to 25 mph. Ridge............West winds 15 to 25 mph. CWR (> 0.10 inch)...Less than 10 percent. .Forecast days 3 through 7...... .WEDNESDAY...Partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the lower 50s. Highs in the upper 70s. West winds 10 to 15 mph. .THURSDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the mid 50s. Highs in the lower 80s. West winds 5 to 10 mph. .FRIDAY...Partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the mid 50s. Highs around 80. Southwest winds 5 to 10 mph. .INDEPENDENCE DAY...Mostly cloudy. Showers likely and a chance of thunderstorms. Lows in the mid 50s. Highs in the mid 70s. .SUNDAY...Mostly clear. Lows in the mid 50s. Highs in the lower 80s. $$ MTZ120-292215- Fort Peck Reservation and Daniels/Roosevelt/Sheridan Counties- 1249 AM MDT Mon Jun 29 2026 .TODAY... Sky/weather.........Partly cloudy (40-50 percent). A chance of showers and a slight chance of thunderstorms in the afternoon. Chance of thunder...20 percent. Max temperature.....70-75. Min humidity........46-51 percent. 20-foot winds.......Southeast winds 5 to 15 mph. CWR (> 0.10 inch)...20 percent. .TONIGHT... Sky/weather.........Mostly cloudy (55-65 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.....46-51. Max humidity........95-100 percent. 20-foot winds.......West winds 10 to 20 mph. CWR (> 0.10 inch)...20 percent. .TUESDAY... Sky/weather.........Mostly cloudy (55-65 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.....72-77. Min humidity........51-56 percent. 20-foot winds.......West winds 20 to 30 mph. CWR (> 0.10 inch)...10 percent. .Forecast days 3 through 7...... .WEDNESDAY...Partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the lower 50s. Highs in the upper 70s. West winds 15 to 25 mph. .THURSDAY...Partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the lower 50s. Highs in the lower 80s. South winds 5 to 10 mph. .FRIDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the mid 50s. Highs in the lower 80s. Southeast winds 10 to 15 mph. .INDEPENDENCE DAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 50s. Highs in the mid 70s. .SUNDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the lower 80s. $$ MTZ122-292215- Dawson/McCone/Prairie/Richland/Wibaux Counties- 1249 AM MDT Mon Jun 29 2026 .TODAY... Sky/weather.........Partly cloudy (45-55 percent). A chance of showers and a slight chance of thunderstorms in the afternoon. Chance of thunder...20 percent. Max temperature.....71-76. Min humidity........41-46 percent. 20-foot winds.......South winds 5 to 15 mph becoming southwest 10 to 20 mph late in the afternoon. CWR (> 0.10 inch)...10 percent. .TONIGHT... Sky/weather.........Partly cloudy (45-55 percent). A slight chance of showers and thunderstorms in the evening. Chance of thunder...20 percent. Min temperature.....48-53. Max humidity........89-94 percent. 20-foot winds.......West winds 10 to 20 mph. CWR (> 0.10 inch)...10 percent. .TUESDAY... Sky/weather.........Partly cloudy (45-55 percent). Chance of thunder...0 percent. Max temperature.....74-79. Min humidity........43-48 percent. 20-foot winds.......West winds 15 to 25 mph. CWR (> 0.10 inch)...Less than 10 percent. .Forecast days 3 through 7...... .WEDNESDAY...Partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the lower 50s. Highs around 80. West winds 10 to 20 mph. .THURSDAY...Partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the mid 50s. Highs in the mid 80s. Southwest winds 5 to 10 mph. .FRIDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the mid 50s. Highs in the lower 80s. Southeast winds 5 to 10 mph. .INDEPENDENCE DAY...Mostly cloudy. Showers likely and a chance of thunderstorms. Lows in the upper 50s. Highs in the upper 70s. .SUNDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the mid 50s. Highs in the lower 80s. $$ weather.gov/glasgow