####018004148#### FNUS73 KMPX 041248 FWSMPX Spot Forecast for Overby RX...USFWS National Weather Service Twin Cities/Chanhassen MN 748 AM CDT Sat May 4 2024 Forecast is based on ignition time of 0800 CDT on May 04. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. Please contact our office if you have questions or concerns with this forecast. .DISCUSSION... With rain moving through this morning our RH values will remain elevated through early afternoon before settling in the 45 to 55% range by late afternoon. Showers will end over the next hour or so and skies should begin to clear out. Winds will start out light and westerly before turning slightly more northwest by 11am at 5-10mph. .REST OF TODAY... Sky/weather.........Mostly cloudy (65-75 percent) then becoming mostly sunny (30-40 percent). Slight chance of rain showers early in the morning. Temperature.........47 at ignition...Max 60. RH..................83 percent at ignition...Min 47 percent. Wind (20 ft)........Winds west at 8 mph at ignition...otherwise Northwest winds 7 to 13 mph. Smoke dispersal.....Poor /6300 knot-ft/ at ignition. Max...excellent /105100 knot-ft/. Mixing height.......1300 ft AGL at ignition...otherwise 6200 ft AGL. Transport winds.....Northwest 6 to 14 mph increasing to 17 to 20 mph in the afternoon. Haines Index........3 or very low potential for large plume dominated fire growth at ignition...max 4. TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM Sky cover.......MC MC MC MC MC MC PC PC PC MCR MCR MCR Weather cov.....SCH SCH Weather type....RW RW Tstm cov........ Temp............47 48 49 51 54 56 58 58 59 59 59 58 RH..............83 80 77 71 64 57 53 51 47 47 47 49 20 FT wind dir..W NW NW NW NW NW NW NW NW NW NW NW 20 FT wind spd..8 8 7 9 10 12 13 13 13 12 10 9 20 FT wind gust.10 12 10 13 16 17 18 20 18 17 16 14 Mix hgt (kft)...1.3 1.9 2.6 3.0 4.4 5.5 5.6 5.8 6.2 6.0 4.2 2.5 Transp wind dir.N NW NW NW NW NW NW NW NW NW NW NW Transp wind spd.6 8 10 12 14 17 20 20 20 18 16 14 Haines index....3 3 3 3 3 4 4 4 4 4 4 3 .TONIGHT... Sky/weather.........Mostly clear (5-15 percent). Temperature.........Min 39. RH..................Max 89 percent. Wind (20 ft)........Northwest winds 5 to 10 mph in the evening becoming light. Smoke dispersal.....Good (58600 knot-ft) early in the evening decreasing to poor (1500 knot-ft) late in the night. Mixing height.......300 ft AGL. Transport winds.....Northwest 9 to 16 mph shifting to the north 6 to 10 mph overnight. Haines Index........3 to 4 or very low to low potential for large plume dominated fire growth. .SUNDAY... Sky/weather.........Sunny (0-10 percent). Temperature.........Max 66. RH..................Min 40 percent. Wind (20 ft)........Light winds becoming south 5 to 10 mph late in the morning. Smoke dispersal.....Poor (1200 knot-ft) early in the morning increasing to good (51800 knot-ft) in the afternoon. Mixing height.......5800 ft AGL. Transport winds.....East 5 to 6 mph shifting to the south 6 to 12 mph in the late morning and afternoon. Haines Index........2 to 3 or very low potential for large plume dominated fire growth. $$ Forecaster...Hewett Requested by...Kyle Avesing Type of request...PRESCRIBED .TAG 2413129.0/MPX .DELDT 05/04/24 .FormatterVersion 2.0.0 .EMAIL kyle_avesing@fws.gov