Spot Forecast
Issued by NWS Twin Cities, MN
Issued by NWS Twin Cities, MN
335 FNUS73 KMPX 011905 FWSMPX Spot Forecast for Smac Rx...Shakopee Mdewakanton Sioux Community National Weather Service Twin Cities/Chanhassen MN 205 PM CDT Wed May 1 2024 Forecast is based on ignition time of 1500 CDT on May 01. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. Please contact our office if you have questions or concerns with this forecast. .DISCUSSION...For the Smac Rx Burn, this afternoon will be mostly to partly sunny with temperatures in the mid 60s. Relative humidity values will bottom out around 40%. Breezy westerly winds will turn northwesterly and slow by this evening. However, gusts of 25-30 MPH are possible through this afternoon. .REST OF TODAY... Sky/weather.........Partly sunny (55-65 percent). Temperature.........62 at ignition...Max 64. RH..................48 percent at ignition...Min 46 percent. Wind (20 ft)........Winds northwest at 14 mph at ignition...otherwise Northwest winds 10 to 14 mph. Smoke dispersal.....Excellent /84500 knot-ft/ at ignition. Max...excellent /84500 knot-ft/. Mixing height.......4400 ft AGL at ignition...otherwise 4400 ft AGL. Transport winds.....Northwest 17 to 22 mph. Haines Index........5 or moderate potential for large plume dominated fire growth at ignition...max 5. TIME (CDT) 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM Sky cover.......MC MC MC MC MC MC MC MC MC MC MC MC Weather cov..... Weather type.... Tstm cov........ Temp............62 62 63 62 60 59 58 56 55 54 53 52 RH..............48 48 46 48 53 55 57 62 64 66 71 74 20 FT wind dir..NW NW NW NW NW N E SE SE E E E 20 FT wind spd..14 13 10 8 6 3 3 3 3 5 6 6 20 FT wind gust.22 20 17 13 9 6 6 6 7 7 8 10 Mix hgt (kft)...4.4 4.4 3.8 2.7 2.0 0.5 0.5 0.4 0.4 0.4 0.5 0.5 Transp wind dir.NW NW NW N N NW E E E SE E E Transp wind spd.22 20 17 14 9 6 5 5 6 6 7 8 Haines index....5 5 5 5 5 5 5 5 5 5 4 4 .TONIGHT... Sky/weather.........Mostly cloudy (75-85 percent). Slight chance of rain showers after 3 am. Chance of rain showers after 3 am. Temperature.........Min 49. RH..................Max 83 percent. Wind (20 ft)........Northwest winds 6 to 8 mph early in the evening becoming light, then becoming east 5 to 7 mph overnight. Smoke dispersal.....Good (32100 knot-ft) early in the evening decreasing to poor (1700 knot-ft) late in the night. Mixing height.......400 ft AGL. Transport winds.....North 6 to 14 mph shifting to the east 5 to 13 mph in the late evening and overnight, then increasing to around 15 mph early in the morning. Haines Index........4 to 5 or low to moderate potential for large plume dominated fire growth. .THURSDAY... Sky/weather.........Cloudy (90-100 percent). Rain showers. Temperature.........Max 56. RH..................Min 77 percent. Wind (20 ft)........East winds 8 to 16 mph. Smoke dispersal.....Poor (8700 knot-ft) early in the morning increasing to good (34000 knot-ft) in the afternoon. Mixing height.......1700 ft AGL. Transport winds.....East 14 to 23 mph. Haines Index........2 to 4 or very low to low potential for large plume dominated fire growth. $$ Forecaster...Grunzke Requested by...Rachel Crownhart Type of request...PRESCRIBED .TAG 2412955.0/MPX .DELDT 05/01/24 .FormatterVersion 2.0.0 .EMAIL Rachel.Crownhart@shakopeedakota.org