FNUS75 KBYZ 201925 FWSBYZ Spot Forecast for Unit 13 RX...USFS National Weather Service Billings MT 125 PM MDT Fri Mar 20 2026 Forecast is based on ignition time of 1100 MDT on March 26. If conditions become unrepresentative...contact the National Weather Service. Please contact our office if you have questions or concerns with this forecast. .DISCUSSION... After a potential system late Wednesday into Thursday, a ridging pattern late Thursday through Saturday of next week returns for the region. Precipitation chances look to be little to nothing for this same time frame. With regard to winds, there is about a 40% chance for gusts to 60 mph Thursday, with about a 50% chance for gusts to 40 mph Friday. .THURSDAY... Sky/weather.........Mostly sunny. Slight chance of snow showers. CWR.................20 percent. Max temperature.....41-45. Min humidity........20-24 percent. Wind (20 ft)........ Slope/valley.......West winds 20 to 35 mph with gusts to around 45 to 65 mph. Mixing height.......Increasing to 6000 ft AGL during the afternoon. Transport winds.....West 25 to 40 mph. TIME (MDT) 11 AM 2 PM 5 PM Sky (%).........40 30 30 Weather cov.....S CHC S CHC S CHC Weather type....SNSHWR SNSHWR SNSHWR Tstm cov........ Temp............39 43 42 RH..............34 26 22 .THURSDAY NIGHT... Sky/weather.........Mostly clear. CWR.................10 percent. Min temperature.....24-28. Max humidity........46-50 percent. Wind (20 ft)........ Slope/valley.......West winds up to 20 to 30 mph. Gusts up to 40 to 50 mph. Mixing height.......Decreasing to 200 ft AGL overnight. Transport winds.....Southwest 10 mph. TIME (MDT) 6 PM 9 PM MIDNGT 3 AM Sky (%).........24 19 14 11 Weather cov..... Weather type....NONE NONE NONE NONE Tstm cov........ Temp............41 36 33 29 RH..............23 32 36 44 .FRIDAY... Sky/weather.........Sunny. CWR.................5 percent. Max temperature.....47-51. Min humidity........19-23 percent. Wind (20 ft)........ Slope/valley.......Light winds becoming southwest up to 15 mph with gusts to around 25 to 45 mph. Mixing height.......Increasing to 3000 ft AGL in the afternoon. Transport winds.....Southwest 10 to 25 mph. TIME (MDT) 6 AM 9 AM NOON 3 PM Sky (%).........14 12 11 14 Weather cov..... Weather type....NONE NONE NONE NONE Tstm cov........ Temp............28 33 44 48 RH..............48 39 26 21 $$ Forecaster...Stetzer Requested by...Nick Nelson Type of request...PRESCRIBED .TAG 2606804.0/BYZ .DELDT 03/20/26 .FormatterVersion 2.0.0 .EMAIL nicholas.nelson@usda.gov