398 FNUS73 KDLH 291152 FWSDLH Spot Forecast for Slim...FS National Weather Service Duluth MN 652 AM CDT Mon Jun 29 2026 Forecast is based on forecast start time of 0700 CDT on June 29. 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... Partly cloudy skies today with warm temperatures around 85 degrees. Southeast winds of 5 to 10 mph with occasional gusts as high as 25 mph this afternoon. Afternoon humidity values are forecast to dip into the low 60 percent range. However if skies become mostly sunny, the RH value may drop into the 40 percent range. Showers and thunderstorm chances increase this afternoon to around 20 percent. Storm chances increase further to around 30 percent tonight. There is a risk of severe storms this afternoon through tonight with wind gusts of 40-70 mph, hail up to the size of golf balls, and heavy rainfall. .REST OF TODAY... Sky/weather.........Partly sunny (60-70 percent). Slight chance of showers and thunderstorms late in the afternoon. Chance of pcpn......20 percent. Max temperature.....Around 85. Min humidity........63 percent. Wind (20 ft)........Southeast winds 6 to 8 mph shifting to the north around 6 mph with gusts to around 25 mph late in the afternoon, then shifting to the southeast 10 to 12 mph with gusts to around 25 mph late in the afternoon. Gusty and erratic winds expected near thunderstorms late in the afternoon. Mixing height.......2500 ft AGL. Transport winds.....Southeast 10 to 17 mph. Smoke dispersal.....Poor to fair (9800-26800 knot-ft) increasing to good (33500 knot-ft) late in the afternoon. Pcpn amount.........0.00 inches. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky cover.......MC MC MC MC MC MC MC MC MC MC MC Weather cov..... SCH SCH Weather type.... RW RW Tstm cov........ SCH SCH Chc of pcpn (%).10 10 10 10 10 0 0 10 10 20 20 Temp............64 65 68 73 74 77 80 82 83 84 85 RH..............97 100 93 84 84 79 72 69 67 65 63 20 FT wind dir..SE SE SE SE SE SE SE SE N SE SE 20 FT wind spd..6 6 6 6 6 7 7 8 6 10 11 20 FT wind gust.15 15 14 13 14 14 15 16 25 20 25 Mix hgt (kft)...1.1 1.1 1.3 1.4 1.5 1.8 2.2 2.4 2.5 2.4 2.2 Transp wind dir.SE SE SE SE SE SE S SE S SE SE Transp wind spd.10 13 14 13 13 13 14 17 17 17 17 SDspl kt-ft/100010 12 16 15 17 20 27 36 38 36 34 .TONIGHT... Sky/weather.........Mostly cloudy (60-70 percent) then becoming partly cloudy (40-50 percent) then becoming mostly cloudy (60-70 percent) then becoming partly cloudy (25-35 percent). Slight chance of showers and thunderstorms early in the evening, then chance of showers and thunderstorms early in the evening. Slight chance of showers and thunderstorms overnight. Chance of pcpn......30 percent. Min temperature.....Around 66. Max humidity........97 percent. Wind (20 ft)........Southeast winds 6 to 10 mph. Gusts up to 26 mph in the evening. Gusty and erratic winds expected near thunderstorms in the evening. Mixing height.......1800 ft AGL. Transport winds.....South 13 to 20 mph shifting to the southwest 10 to 14 mph overnight. Smoke dispersal.....Poor to fair (10200-27400 knot-ft) decreasing to poor (4200 knot-ft) in the late evening and overnight. Pcpn amount.........0.20 inches. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky cover.......MC MC MC PC MC MC MC MC MC MC PC MCR Weather cov.....SCH SCH CHC CHC CHC CHC SCH Weather type....RW RW RW RW RW RW RW Tstm cov........SCH SCH CHC CHC CHC CHC SCH Chc of pcpn (%).20 20 30 30 30 30 20 10 10 0 0 0 Temp............83 82 79 75 73 72 73 72 71 69 66 66 RH..............70 69 77 84 90 93 93 97 93 93 97 93 20 FT wind dir..SE SE E E E E SE S S S S S 20 FT wind spd..9 8 8 10 10 8 8 8 7 7 6 6 20 FT wind gust.23 20 20 22 21 20 16 15 14 13 13 14 Mix hgt (kft)...1.8 1.6 0.8 0.5 0.6 0.6 0.6 0.5 0.5 0.5 0.5 0.5 Transp wind dir.S SE SE SE SE S S S SW SW SW SW Transp wind spd.16 20 15 14 14 13 16 15 14 13 12 10 SDspl kt-ft/100025 27 10 7 7 7 8 7 6 5 5 4 .TUESDAY... Sky/weather.........Sunny (15-25 percent). Chance of pcpn......0 percent. Max temperature.....Around 89. Min humidity........32 percent. Wind (20 ft)........Southwest winds 6 to 13 mph. Gusts up to 26 mph early in the morning. Mixing height.......2400 ft AGL increasing to 7400 ft AGL. Transport winds.....Southwest 12 to 20 mph increasing to 23 to 28 mph in the afternoon. Smoke dispersal.....Poor to fair (4800-16700 knot-ft) increasing to excellent (131300-160600 knot-ft). Pcpn amount.........0.00 inches. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky cover.......PC MCR MCR MCR MCR MCR CLR CLR CLR CLR CLR CLR Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............66 67 71 74 79 82 84 87 88 88 89 87 RH..............93 90 79 69 58 49 43 36 34 34 32 34 20 FT wind dir..S S S SW SW SW SW SW SW SW SW SW 20 FT wind spd..6 6 8 8 9 10 10 11 11 12 12 11 20 FT wind gust.14 16 18 19 20 21 22 23 23 23 23 23 Mix hgt (kft)...0.5 0.5 1.2 1.9 2.4 3.4 4.7 6.3 7.0 7.1 7.4 6.6 Transp wind dir.SW SW S SW SW S SW SW SW SW SW SW Transp wind spd.12 12 16 17 17 20 23 28 26 25 24 23 SDspl kt-ft/10005 5 17 29 35 57 94 151 161 157 155 131 $$ Forecaster...Kevin Requested by...USFS Type of request...WILDFIRE .TAG 2616391.0/DLH .DELDT 06/29/26 .FormatterVersion 2.0.0 .EMAIL mnmncc_operations@firenet.gov