Expires:202405192200;;469884 FPUS55 KTFX 190816 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 215 AM MDT Sun May 19 2024 Spot temperatures and probabilities of measurable precipitation are for today, tonight, and Monday. MTZ312-192200- Cascade County below 5000ft- Including Great Falls 215 AM MDT Sun May 19 2024 .TODAY...Cooler. Mostly cloudy. Slight chance of rain in the morning, then chance of thunderstorms in the afternoon. Highs 50 to 55. West winds 5 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Partly cloudy. A 50 percent chance of thunderstorms in the evening. Lows in the mid 30s. Southwest winds up to 10 mph. .MONDAY...Mostly cloudy. Chance of rain in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs 55 to 60. Northwest winds up to 10 mph. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 35. North winds up to 10 mph shifting to the southwest after midnight. .TUESDAY...Sunny in the morning, then mostly cloudy with a 50 percent chance of rain in the afternoon. Highs 60 to 65. Southwest winds up to 10 mph. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows around 40. .WEDNESDAY...Rain showers likely and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 70 percent. .WEDNESDAY NIGHT...Rain. Lows around 40. Chance of rain 90 percent. .THURSDAY...Cooler, rain. Highs around 50. Chance of rain 90 percent. .THURSDAY NIGHT...Rain likely. Lows around 35. Chance of rain 70 percent. .FRIDAY...Mostly cloudy with a 50 percent chance of rain. Highs 55 to 60. .FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain. Lows around 40. .SATURDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 50 percent. && TEMPERATURE / PRECIPITATION Great Falls Arpt 55 35 59 / 80 30 60 $$