FNUS75 KTFX 182351 FWSTFX Spot Forecast for Flanders MTN Skier...Gallatin County SAR National Weather Service Great Falls MT 551 PM MDT Mon May 18 2026 Forecast is based on forecast start time of 1800 MDT on May 18. If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION... Scattered showers with ceilings of around 7,000 to 9,000 feet will gradually decrease as the sun starts to set. Beyond 9 PM, mostly clear skies are expected to persist through the night. Winds will start off out of the north and shift towards the west/southwest after sunset. Overnight lows in the mid teens are expected with a minimum wind chill near zero. .TONIGHT... Sky/weather.........Mostly cloudy (50-60 percent) then becoming mostly clear (15-25 percent). Chance of pcpn......10 percent. Min temperature.....13-18. Max humidity........63-68 percent. Surface winds (mph).Northwest winds 10 to 15 mph decreasing to around 5 mph late in the evening, then shifting to the southwest late in the evening increasing to around 15 mph overnight. TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........54 32 13 14 16 14 7 7 5 6 5 7 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).10 0 0 0 0 0 0 0 0 0 0 0 Temp............25 26 25 22 20 19 18 19 18 17 17 17 RH..............53 54 61 66 68 68 68 68 66 63 62 60 Surface wnd dir.NW N N NW SW W W SW SW SW SW SW Surface wnd spd.15 10 10 5 5 10 15 15 15 15 15 15 Surface wnd gst.20 15 10 $$ Forecaster...Glinskas Requested by...Gallatin County SAR Comms Type of request...SAR .TAG 2613978.0/TFX .DELDT 05/18/26 .FormatterVersion 2.0.0 .EMAIL gallatinsarcomms@gmail.com,tfx.ops@noaa.gov