Spot Forecast
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
508 FNUS73 KMKX 011203 FWSMKX Spot Forecast for Silverwood...Dane County Parks National Weather Service Milwaukee/Sullivan WI 703 AM CDT Wed May 1 2024 Forecast is based on ignition time of 1000 CDT on May 01. Please contact the National Weather Service if conditions become unrepresentative or if you have questions/concerns about this forecast. .DISCUSSION... West winds and gusts are expected to accelerate as solar heating continues, obtaining gusts to around 32 mph at the time of ignition, beginning a gradual turn to the northwest in the afternoon. Gusts as high as 40 mph cannot be ruled out. Mixing heights expected to top off around 3000 ft today, possibly as low as 2500 ft if the approaching upper altitude clouds exceed the expected sky coverage (expecting up to 50% coverage in the mid afternoon). Expecting RH to fall from 63% at ignition to a daily minimum of 31% in the afternoon, though it could fall as low as 27% if cloud cover is lower than expected. .REST OF TODAY... Sky/weather.........Mostly sunny (30-40 percent). Temperature.........63 at ignition...Max 70. RH..................52 percent at ignition...Min 31 percent. Wind (20 ft)........Winds west at 15 mph at ignition...otherwise West winds 9 to 16 mph. Gusts up to 32 mph decreasing to 20 mph late in the afternoon. Mixing height.......2300 ft AGL at ignition...otherwise 3300 ft AGL. Transport winds.....West 24 to 31 mph shifting to the northwest 17 to 21 mph late in the afternoon. Smoke dispersal.....Good /50900 knot-ft/ at ignition. Max...excellent /70000 knot-ft/. Haines Index........5 or moderate potential for large plume dominated fire growth at ignition...max 5. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........18 28 36 36 50 47 44 47 Weather cov..... Weather type.... Tstm cov........ Temp............63 63 64 66 68 69 70 69 RH..............52 47 43 38 34 33 32 35 20 FT wind dir..W W W W W NW NW NW 20 FT wind spd..15 15 16 16 14 13 11 9 20 FT wind gust.25 26 26 26 24 21 19 16 Mix hgt (kft)...2.3 2.9 3.0 3.1 3.2 3.3 3.0 2.7 Transp wind dir.W W W W NW NW NW NW Transp wind spd.29 31 31 30 28 24 21 17 Haines index....5 5 5 5 5 5 5 5 SDspl kt-ft/100051 68 70 70 66 60 47 36 $$ Forecaster...BS Requested by...Lars Higdon Type of request...PRESCRIBED .TAG 2412889.0/MKX .DELDT 05/01/24 .FormatterVersion 2.0.0 .EMAIL higdon.lars@countyofdane.com