FNUS74 KOHX 201040 FWSOHX Spot Forecast for SCF West RX...USAF National Weather Service Nashville TN 540 AM CDT Fri Mar 20 2026 Forecast is based on ignition time of 0800 CDT on March 20. Please contact our office at (615)754-8502, if you have questions or concerns with this forecast. .DISCUSSION... Minimum RH will be in the 30% range today with 20 ft. winds out of the south to start, shifting southwest later this morning. Speeds will be between 6 to 10 mph. Mixing heights will increase above 1000 ft. after 10AM. Warm and partly cloudy. Saturday will feature slightly higher moisture with a 20% chance for rain/storms. RH will be in 35-40% range with increased cloud cover. 20 ft. winds will remain out of the southwest between 5 to 7 mph. Mixing heights will increase after 9AM. .REST OF TODAY... Chance of thunder...2 percent. Max temperature.....Around 76. Min humidity........34 percent. Wind (20 ft)........ Slope/valley.......Southwest winds 6 to 10 mph. Mixing height.......5400 ft AGL. Transport winds.....Southwest 12 to 21 mph increasing to 22 to 25 mph in the afternoon. TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........19 19 15 16 15 19 15 15 20 28 Weather cov..... Weather type.... Tstm cov........ Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 Temp............50 56 63 67 71 73 75 76 76 76 RH..............80 72 56 49 42 38 37 34 36 34 20 FT wind dir..S S SW SW SW SW SW SW SW SW 20 FT wind spd..6 6 7 9 9 10 10 10 9 9 20 FT wind gust.15 16 18 20 20 20 21 21 21 20 Mix hgt (kft)...0.5 0.9 1.4 2.2 2.9 3.7 4.3 4.9 5.4 4.6 Transp wind dir.S S S SW SW SW SW SW SW SW Transp wind spd.12 14 17 20 21 22 24 24 25 23 .TONIGHT... Chance of thunder...3 percent. Min temperature.....Around 56. Max humidity........90 percent. Wind (20 ft)........ Slope/valley.......Southwest winds 5 to 7 mph becoming light. Mixing height.......400 ft AGL. Transport winds.....Southwest 12 to 17 mph. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........13 16 9 17 24 30 28 32 35 43 48 53 Weather cov..... Weather type.... Tstm cov........ Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............74 70 69 65 63 62 61 60 59 58 57 57 RH..............41 51 53 60 67 72 75 78 80 83 86 86 20 FT wind dir..SW SW SW SW SW SW SW SW SW SW SW SW 20 FT wind spd..7 6 6 6 6 6 6 6 5 5 5 3 20 FT wind gust.17 16 16 15 15 16 16 16 15 15 14 14 Mix hgt (kft)...1.0 0.5 0.5 0.5 0.4 0.5 0.5 0.5 0.5 0.5 0.5 0.4 Transp wind dir.SW SW SW SW SW SW W SW SW W W W Transp wind spd.17 14 14 15 15 15 14 14 14 14 13 12 .SATURDAY... Chance of thunder...17 percent. Max temperature.....Around 82. Min humidity........44 percent. Wind (20 ft)........ Slope/valley.......Light winds becoming southwest 5 to 6 mph in the late morning and afternoon. Gusty and erratic winds expected near thunderstorms late in the afternoon. Mixing height.......4400 ft AGL. Transport winds.....West 9 to 17 mph. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........35 22 23 14 25 26 33 32 26 24 28 26 Weather cov..... SCH SCH SCH SCH SCH SCH Weather type.... RW RW RW RW RW RW Tstm cov........ SCH SCH Chc of thdr (%).0 0 0 0 0 0 0 10 10 10 20 20 Temp............56 56 58 62 68 71 75 78 80 80 82 80 RH..............90 90 87 84 70 64 58 52 49 47 44 48 20 FT wind dir..S S SW SW SW SW SW SW SW SW SW SW 20 FT wind spd..3 3 3 5 6 6 6 6 6 6 6 6 20 FT wind gust.13 12 12 13 13 14 14 14 14 15 15 14 Mix hgt (kft)...0.4 0.4 0.5 1.0 1.4 1.8 2.3 2.7 3.2 4.0 4.4 3.4 Transp wind dir.W SW SW W W W W W W W W W Transp wind spd.12 10 9 13 14 13 12 13 14 16 17 16 $$ Wind speeds are in MPH unless otherwise noted. Forecaster...Paige Baggett Requested by...Emory Maxwell Type of request...PRESCRIBED .TAG 2606702.0/OHX .DELDT 03/20/26 .FormatterVersion 2.0.0 .EMAIL emory_maxwell@fws.gov