####018006532#### FNUS73 KDLH 251049 FWSDLH Spot Forecast for Pfeiffer Campground...USFS National Weather Service Duluth MN 549 AM CDT Thu Apr 25 2024 Forecast is based on ignition time of 1000 CDT on April 25. If there are questions or concerns with this forecast, or if conditions become unrepresentative, contact the National Weather Service in Duluth at 218-729-0653. .DISCUSSION... Sunny to mostly sunny skies are expected today as high pressure persists over the region. Winds will be southerly today with speeds of around 8 mph at 1000. Expect winds to increase up to 12 mph around midday with gusts up to 22 mph in the late afternoon. Min RH today will be dropping as low as 27 percent this afternoon as dry air aloft is mixed to the surface. Smoke dispersal today will be increasing from fair at 1000 CDT this morning to excellent this afternoon. A few showers will be possible Friday morning before more widespread rain arrives in the afternoon. Breezy winds from the southeast are expected through the day on Friday. .TODAY... Sky/weather.........Sunny (10-20 percent). Chance of pcpn......0 percent. LAL.................1. Max temperature.....Around 62. Min humidity........27 percent. Wind (20 ft)........South winds 8 to 12 mph. Gusts up to 22 mph in the late afternoon. Mixing height.......2300 ft AGL increasing to 6200 ft AGL in the afternoon. Transport winds.....South 16 to 22 mph. Smoke dispersal.....Fair to good (19800-35100 knot-ft) increasing to excellent (105800-117700 knot-ft). Haines Index........4 to 5 or low to moderate potential for large plume dominated fire growth. Pcpn amount.........0.00 inches. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky cover.......CLR CLR CLR CLR MCR MCR MCR MCR Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 LAL.............1 1 1 1 1 1 1 1 Temp............48 53 56 59 61 62 62 62 RH..............47 41 35 30 28 27 28 27 20 FT wind dir..S S S S S S S S 20 FT wind spd..8 9 10 10 11 11 11 11 20 FT wind gust.16 18 18 18 18 19 19 22 Mix hgt (kft)...1.4 2.3 4.5 5.6 6.1 6.2 6.2 5.9 Transp wind dir.S S S S S S S S Transp wind spd.16 17 18 21 21 22 21 21 Haines index....5 5 5 4 4 4 4 4 SDspl kt-ft/100020 35 72 100 109 118 111 106 .TONIGHT... Sky/weather.........Mostly clear (20-30 percent). Chance of pcpn......10 percent. LAL.................1. Min temperature.....Around 39. Max humidity........64 percent. Wind (20 ft)........South winds 8 to 10 mph. Gusts up to 22 mph early in the evening then 21 mph overnight. Mixing height.......5400 ft AGL decreasing to 900 ft AGL. Transport winds.....South 14 to 21 mph. Smoke dispersal.....Excellent (97600 knot-ft) decreasing to poor to fair (8400-14100 knot-ft). Haines Index........4 to 5 or low to moderate potential for large plume dominated fire growth. Pcpn amount.........0.00 inches. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky cover.......MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).0 0 10 0 0 0 LAL.............1 1 1 1 1 1 Temp............61 53 47 44 43 41 RH..............31 43 49 55 57 59 20 ft wind......S 10 S 9 SE 8 S 8 S 9 S 9 20 ft wind gust.20 19 15 16 18 18 Mix hgt (ft)....5400 900 700 700 900 900 Transport wind..S 21 SE 15 SE 15 S 15 S 17 S 16 Haines index....4 4 4 4 5 5 SDspl kt-ft/100098 12 9 10 14 13 .FRIDAY... Sky/weather.........Partly sunny (60-70 percent) then becoming cloudy (85-95 percent). Slight chance of rain showers late in the morning. Chance of rain showers late in the morning, then rain showers likely in the afternoon. Chance of pcpn......70 percent. LAL.................1. Max temperature.....Around 55. Min humidity........41 percent. Wind (20 ft)........Southeast winds 9 to 14 mph with gusts to around 25 mph. Mixing height.......2700 ft AGL increasing to 3000 ft AGL in the afternoon. Transport winds.....South 16 to 25 mph shifting to the southeast 22 to 31 mph in the late morning and afternoon. Smoke dispersal.....Poor to fair (12100-18500 knot-ft) increasing to good to excellent (47000-80000 knot-ft). Haines Index........4 to 5 or low to moderate potential for large plume dominated fire growth. Pcpn amount.........0.10 inches. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky cover.......PCLDY MCLDY MCLDY MCLDY MCLDY CLOUDY Weather cov..... S CHC CHANCE LIKELY LIKELY Weather type....NONE NONE RNSHWR RNSHWR RNSHWR RNSHWR Tstm cov........ Chc of pcpn (%).0 10 20 50 70 70 LAL.............1 1 1 1 1 1 Temp............39 42 48 54 54 53 RH..............64 57 49 41 41 46 20 ft wind......S 9 S 11 S 12 SE 13 SE 13 SE 12 20 ft wind gust.20 22 25 25 23 22 Mix hgt (ft)....900 1700 2100 2700 2900 2700 Transport wind..S 16 S 25 S 29 S 29 SE 30 SE 24 Haines index....5 5 5 5 4 4 SDspl kt-ft/100012 37 54 68 75 57 $$ Forecaster...Woody Requested by...Jon Knapper Type of request...PRESCRIBED .TAG 2412357.0/DLH .DELDT 04/25/24 .FormatterVersion 2.0.0 .EMAIL jonathon.knapper@usda.gov