####018004266#### FNUS73 KMPX 041256 FWSMPX Spot Forecast for Yellowbank South RX...USFWS National Weather Service Twin Cities/Chanhassen MN 756 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... For Yellowbank South RX, Showers have ended and skies have begun to clear out. We'll see RH values remain elevated through late morning before RH settles in the 45 to 55% range by mid afternoon. Scattered clouds will develop this afternoon, but we'll likely remain mostly sunny. Light westerly winds will turn more northwesterly by late morning with speeds around 5 to 10 mph. .REST OF TODAY... Sky/weather.........Mostly sunny (35-45 percent). Temperature.........48 at ignition...Max 61. RH..................80 percent at ignition...Min 44 percent. Wind (20 ft)........Winds west at 6 mph at ignition...otherwise West winds 6 to 8 mph shifting to the northwest 9 to 13 mph in the late morning and afternoon. Smoke dispersal.....Poor /9200 knot-ft/ at ignition. Max...excellent /106900 knot-ft/. Mixing height.......1200 ft AGL at ignition...otherwise 6500 ft AGL. Transport winds.....Northwest 9 to 18 mph increasing to 17 to 20 mph late 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 PC PC PC PC PC PC MCR MCR MCR MCR Weather cov..... Weather type.... Tstm cov........ Temp............48 49 50 53 54 57 57 59 60 60 59 58 RH..............80 77 71 61 61 53 53 47 46 44 45 49 20 FT wind dir..W W NW NW NW NW NW NW NW NW NW NW 20 FT wind spd..6 8 9 10 12 13 13 13 12 12 9 8 20 FT wind gust.10 12 14 15 17 18 18 18 18 17 15 13 Mix hgt (kft)...1.2 1.5 2.4 3.9 5.2 6.0 6.3 6.3 6.5 6.2 4.8 3.5 Transp wind dir.W NW NW NW NW NW NW NW NW NW NW NW Transp wind spd.9 10 13 15 18 18 20 20 18 17 15 13 Haines index....3 3 3 3 3 4 4 4 4 4 4 3 .TONIGHT... Sky/weather.........Mostly clear (5-15 percent). Patchy fog after 3 am. Temperature.........Min 39. RH..................Max 96 percent. Wind (20 ft)........Northwest winds 5 to 9 mph in the evening becoming light. Smoke dispersal.....Excellent (62200 knot-ft) early in the evening decreasing to poor (1600 knot-ft) late in the night. Mixing height.......300 ft AGL. Transport winds.....Northwest 7 to 15 mph shifting to the east around 6 mph early in the morning. Haines Index........3 to 4 or very low to low potential for large plume dominated fire growth. .SUNDAY... Sky/weather.........Sunny (5-15 percent). Patchy fog early in the morning. Temperature.........Max 69. RH..................Min 36 percent. Wind (20 ft)........Light winds becoming south 5 to 12 mph early in the morning. Smoke dispersal.....Poor (1300 knot-ft) early in the morning increasing to excellent (72800 knot-ft) in the afternoon. Mixing height.......5600 ft AGL. Transport winds.....Southeast 5 to 13 mph shifting to the south 15 to 16 mph late in the afternoon. Haines Index........3 or very low potential for large plume dominated fire growth. $$ Forecaster...Hewett Requested by...Kyle Avesing Type of request...PRESCRIBED .TAG 2413133.0/MPX .DELDT 05/04/24 .FormatterVersion 2.0.0 .EMAIL kyle_avesing@fws.gov