FNUS73 KARX 020941 FWSARX Spot Forecast for Preston North 2...The Nature Conservancy National Weather Service La Crosse WI 441 AM CDT Sat Nov 2 2024 Forecast is based on ignition time of 1000 CDT on November 02. 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... Look for mostly sunny skies around and after ignition as periods of high clouds move through the area. Winds will slowly increase out of the south this morning and become sustained around 5 to 10 mph for the afternoon. Afternoon RH values should fall to around 50 percent. Wetting rains overspread the area after midnight tonight and persist through the day on Sunday. .REST OF TODAY... Sky/weather.........Mostly sunny (25-35 percent). CWR.................0 percent. Temperature.........40 at ignition...Max 56. RH..................82 percent at ignition...Min 50 percent. Wind (20 ft)........Winds south at 5 mph at ignition...otherwise South winds 5 to 7 mph. Mixing height.......700 ft AGL at ignition...increasing to 2500 ft AGL in the afternoon. Transport winds.....South 10 to 14 mph. Smoke dispersal.....Poor /6600 knot-ft/ at ignition. Max...good /30600 knot-ft/. Haines Index........4 or low potential for large plume dominated fire growth at ignition...max 4. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........22 29 37 36 35 36 37 38 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 Temp............40 44 49 52 54 54 55 54 RH..............82 70 58 54 50 52 51 52 20 FT wind dir..S S S S S S S S 20 FT wind spd..5 5 6 7 6 6 6 5 20 FT wind gust.12 13 13 14 14 14 14 14 Mix hgt (kft)...0.7 1.1 1.5 2.0 2.5 2.5 2.4 0.8 Transp wind dir.S S S S S S S S Transp wind spd.12 13 14 14 13 14 13 10 Haines index....4 4 4 4 4 4 4 4 SDspl kt-ft/10007 12 18 24 27 31 27 7 .TONIGHT... Sky/weather.........Partly cloudy (40-50 percent) early then becoming mostly cloudy (75-85 percent). Rain showers becoming likely after 2 am. CWR.................0 percent increasing to 70 percent overnight. Temperature.........Min 41. RH..................Max 86 percent. Wind (20 ft)........Southeast winds around 5 mph. Mixing height.......400 ft AGL. Transport winds.....South 10 to 14 mph. Smoke dispersal.....Poor (4200 knot-ft). Haines Index........4 or low potential for large plume dominated fire growth. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........39 50 69 95 97 97 Weather cov..... S CHC CHANCE LIKELY Weather type....NONE NONE NONE RNSHWR RNSHWR RNSHWR Tstm cov........ CWR.............0 0 0 20 50 70 Temp............51 43 42 43 42 42 RH..............61 82 82 76 79 86 20 ft wind......SE 5 SE 3 SE 4 SE 4 SE 4 SE 6 20 ft wind gust.13 12 12 12 13 14 Mix hgt (ft)....500 400 400 400 500 700 Transport wind..S 10 S 12 S 14 S 14 S 13 SE 13 Haines index....4 4 4 4 4 4 SDspl kt-ft/10004 4 5 5 5 8 .SUNDAY... Sky/weather.........Cloudy (90-100 percent). Rain showers. CWR.................100 percent. Temperature.........Max 51. RH..................Min 74 percent. Wind (20 ft)........Southeast winds 8 to 15 mph. Mixing height.......1700 ft AGL. Transport winds.....Southeast 15 to 24 mph increasing to 25 to 28 mph late in the afternoon. Smoke dispersal.....Poor (6100 knot-ft) early in the morning increasing to good (41600 knot-ft) in the afternoon. Haines Index........3 to 4 or very low to low potential for large plume dominated fire growth. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........96 97 96 96 96 95 Weather cov.....LIKELY LIKELY LIKELY DEFNTE DEFNTE DEFNTE Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR Tstm cov........ CWR.............70 60 60 80 100 100 Temp............43 44 48 50 50 50 RH..............82 89 80 77 77 80 20 ft wind......SE 8 SE 9 SE 11 SE 12 SE 13 SE 13 20 ft wind gust.15 18 20 22 23 23 Mix hgt (ft)....500 700 1100 1500 1700 1700 Transport wind..SE 15 SE 16 SE 20 SE 23 SE 24 SE 28 Haines index....4 4 4 4 3 3 SDspl kt-ft/10006 10 18 30 36 42 $$ Forecaster...KS Requested by...John Schwingel Type of request...PRESCRIBED .TAG 2425547.0/ARX .DELDT 11/02/24 .FormatterVersion 2.0.0 .EMAIL john.schwingel@tnc.org