FNUS74 KOHX 201418 FWSOHX Spot Forecast for SHIL RX...NPS National Weather Service Nashville TN 918 AM CDT Fri Mar 20 2026 Forecast is based on ignition time of 1000 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 30s today with 20 ft. winds out of the south to start, shifting southwest later this morning. Speeds will be near 10 mph with gusts around 20 mph. Mixing heights will increase above 5000 ft. this afternoon. Saturday will feature slightly higher moisture with a very low chance (<10 percent) for rain/storms. RH will be in 40s with increased cloud cover. 20 ft. winds will remain out of the southwest between 5 to 7 mph- less gusty than today. Mixing heights will increase after 9AM. .REST OF TODAY... Chance of thunder...0 percent. Max temperature.....Around 81. Min humidity........37 percent. Wind (20 ft)........ Slope/valley.......Southwest winds 6 to 9 mph. Mixing height.......5700 ft AGL. Transport winds.....Southwest 17 to 21 mph. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........7 2 2 2 2 2 2 3 Weather cov..... Weather type.... Tstm cov........ Chc of thdr (%).0 0 0 0 0 0 0 0 Temp............65 70 74 78 79 80 81 79 RH..............60 53 48 42 39 38 37 39 20 FT wind dir..S SW SW SW SW SW SW SW 20 FT wind spd..6 8 9 9 9 9 9 7 20 FT wind gust.15 17 17 18 18 18 18 17 Mix hgt (kft)...1.4 2.1 2.9 4.0 4.8 5.4 5.7 4.6 Transp wind dir.S SW SW SW SW SW SW SW Transp wind spd.17 17 21 21 21 21 21 21 .TONIGHT... Chance of thunder...0 percent. Min temperature.....Around 58. Max humidity........90 percent. Wind (20 ft)........ Slope/valley.......Southwest winds 5 to 6 mph becoming light. Mixing height.......500 ft AGL. Transport winds.....Southwest 12 to 15 mph. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........6 9 21 24 38 27 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of thdr (%).0 0 0 0 0 0 Temp............79 69 65 63 62 60 RH..............41 59 70 75 78 84 20 FT wind dir..SW SW SW SW SW S 20 FT wind spd..6 5 5 5 5 5 20 FT wind gust.14 12 12 13 13 12 Mix hgt (ft)....1200 500 500 500 500 600 Transport wind..SW 15 SW 12 SW 14 SW 14 SW 14 SW 14 .SATURDAY... Chance of thunder...7 percent. Max temperature.....Around 85. Min humidity........43 percent. Wind (20 ft)........ Slope/valley.......Light winds becoming southwest 5 to 6 mph in the late morning and afternoon. Mixing height.......4700 ft AGL. Transport winds.....West 10 to 18 mph. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........18 17 40 23 14 19 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of thdr (%).0 0 0 10 10 10 Temp............59 60 70 77 83 85 RH..............87 87 71 58 46 43 20 FT wind dir..S SW SW SW SW SW 20 FT wind spd..3 3 6 6 6 6 20 FT wind gust.10 10 13 14 14 14 Mix hgt (ft)....500 600 1400 2200 3900 4700 Transport wind..SW 10 SW 13 W 16 W 15 W 15 W 18 $$ Wind speeds are in MPH unless otherwise noted. Forecaster...Sam Herron Requested by...Robert Vick Type of request...PRESCRIBED .TAG 2606787.0/OHX .DELDT 03/20/26 .FormatterVersion 2.0.0 .EMAIL robert_vick@nps.gov