FNUS73 KARX 060818 FWSARX Spot Forecast for OSR 28 Rx...US FISH AND WILDLIFE SERVICE National Weather Service La Crosse WI 318 AM CDT Wed May 6 2026 Forecast is based on ignition time of 0900 CDT on May 06. If conditions become unrepresentative...contact the National Weather Service. Please contact our office at (608) 784-8292 if you have questions or concerns with this forecast. .DISCUSSION... Dry and a bit breezy conditions are favored today with RH values dropping to around 30 percent this afternoon. Winds will be out of the northwest at ignition and slowly become west-northwest as the day goes on. Peak gusts to 25 mph are expected. Excellent smoke dispersion is expected through the day. .REST OF TODAY... Sky/weather.........Mostly sunny (35-45 percent). CWR.................0 percent. Chance of thunder...0 percent. Temperature.........39 at ignition...Max 52. RH..................50 percent at ignition...Min 30 percent. Wind (20 ft)........Winds northwest at 8 mph at ignition...otherwise Northwest winds 8 to 12 mph. Gusts up to 23 mph in the afternoon. Mixing height.......4700 ft AGL at ignition...otherwise 6400 ft AGL increasing to 7200 ft AGL in the afternoon. Transport winds.....West 16 to 21 mph. Smoke dispersal.....Excellent /66200 knot-ft/ at ignition. Max...excellent /127900 knot-ft/. TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........15 26 39 52 56 56 61 63 60 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 Temp............39 44 45 47 47 49 50 50 51 RH..............50 40 38 35 37 34 33 32 30 20 FT wind dir..NW NW NW W W W W W W 20 FT wind spd..8 10 11 11 12 12 12 12 12 20 FT wind gust.14 15 16 18 19 20 20 21 20 Mix hgt (kft)...4.7 5.8 6.4 6.9 7.1 7.2 7.1 7.0 6.8 Transp wind dir.NW NW W W W W W W W Transp wind spd.16 17 18 20 20 20 21 20 20 SDspl kt-ft/100066 87 102 117 121 122 128 119 115 .TONIGHT... Sky/weather.........Mostly cloudy (55-65 percent) then becoming partly cloudy (25-35 percent) then becoming mostly clear (20-30 percent) then becoming mostly cloudy (50-60 percent). Areas of frost overnight. Widespread frost overnight. CWR.................0 percent. Chance of thunder...1 percent. Temperature.........Min 30. RH..................Max 78 percent. Wind (20 ft)........West winds 5 to 11 mph in the evening becoming light. Mixing height.......5300 ft AGL decreasing to 300 ft AGL early in the evening. Transport winds.....West 10 to 18 mph decreasing to 7 to 8 mph late in the evening. Smoke dispersal.....Excellent (104700 knot-ft) early in the evening decreasing to poor (2000 knot-ft) late in the night. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........61 60 46 33 19 13 12 17 5 18 41 57 Weather cov..... ARS WID WID WID WID Weather type.... FST FST FST FST FST Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............52 50 47 43 40 39 37 36 34 33 32 31 RH..............29 32 35 47 55 57 61 64 69 72 75 78 20 FT wind dir..W W W W W W W W W W SW SW 20 FT wind spd..11 10 9 7 6 5 5 2 1 1 2 2 20 FT wind gust.19 18 15 14 12 11 9 6 6 5 5 6 Mix hgt (kft)...6.5 5.3 1.4 0.7 0.6 0.5 0.4 0.4 0.4 0.3 0.3 0.3 Transp wind dir.W W W W W W W W W W W SW Transp wind spd.18 17 13 12 10 8 7 7 7 7 7 8 SDspl kt-ft/1000105 79 16 8 6 3 3 2 2 2 2 2 $$ Forecaster...AF Requested by...L. Neal Type of request...PRESCRIBED .TAG 2612827.0/ARX .DELDT 05/06/26 .FormatterVersion 2.0.0 .EMAIL louis_neal@fws.gov