


Spot Forecast
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
650 FNUS74 KMRX 181924 FWSMRX Spot Forecast for Trillium SAR...NPS National Weather Service Morristown TN 324 PM EDT Fri Jul 18 2025 Forecast is based on forecast start time of 1600 EDT on July 18. If conditions become unrepresentative,contact the National Weather Service...at 1-800-697-0075. If possible, please provide feedback for every spot forecast request. .DISCUSSION... Scattered showers will be around the Trillium SAR area for the next few hours. A brief downpour and lightning will be possible. The showers and storms are expected to dissipate near 10 pm. .REST OF TODAY... Sky/weather.........Mostly cloudy (65-75 percent). Chance of showers and thunderstorms. Chance of pcpn......50 percent. Max temperature.....Around 77. Min humidity........69 percent. Dewpoint............65. Surface winds (mph).Southwest winds around 5 mph. TIME (EDT) 4PM 5PM 6PM 7PM Sky (%).........62 73 78 79 Weather cov.....CHC CHC CHC CHC Weather type....RW RW RW RW Tstm cov........CHC CHC CHC CHC Chc of pcpn (%).40 50 50 50 Temp............76 75 74 74 Dewpoint........65 66 66 65 RH..............69 74 76 74 Surface wnd dir.SW SW SW SW Surface wnd spd.5 5 5 3 Surface wnd gst.10 12 10 10 .TONIGHT... Sky/weather.........Mostly cloudy (65-75 percent). Chance of showers and thunderstorms in the evening, then slight chance of showers and thunderstorms overnight. Chance of pcpn......40 percent. Min temperature.....Around 67. Max humidity........87 percent. Dewpoint............64. Surface winds (mph).Southwest winds 5 to 6 mph increasing to around 6 mph in the late evening and overnight. TIME (EDT) 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM 7AM Sky (%).........74 78 84 73 76 75 71 73 63 60 60 52 Weather cov.....CHC CHC CHC SCH SCH SCH SCH SCH Weather type....RW RW RW RW RW RW RW RW Tstm cov........CHC SCH SCH SCH SCH SCH SCH SCH Chc of pcpn (%).40 40 30 20 20 20 20 20 10 10 10 10 Temp............72 71 70 70 69 68 68 68 68 68 67 67 Dewpoint........66 65 64 63 64 63 63 63 63 63 63 63 RH..............81 81 81 78 84 84 84 84 84 84 87 87 Surface wnd dir.SW SW SW SW SW SW SW SW SW SW SW SW Surface wnd spd.5 5 6 6 6 6 6 6 6 6 6 6 Surface wnd gst.9 9 10 12 10 10 10 10 10 10 10 10 $$ Forecaster...Doug Schneider Requested by...Cutter Wheeler Type of request...SAR .TAG 2518221.0/MRX .DELDT 07/18/25 .FormatterVersion 2.0.0 .EMAIL cutter_wheeler@nps.gov