####018005970#### FNUS73 KDLH 060939 FWSDLH Spot Forecast for Isabella Helispot Rx...USFS National Weather Service Duluth MN 439 AM CDT Mon May 6 2024 Forecast is based on ignition time of 0800 CDT on May 06. 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... Light southeasterly 20-foot winds early this morning increase by late morning and lead to increasing smoke dispersal values. Minimum relative humidity is expected to drop into the mid-30% range today by mid-afternoon before the lake breeze moves through the fire site between 1600-1800 LT today. A wind shift from south-southeast to east-southeast is expected behind the lake breeze. A wetting rainfall is not expected at the fire site until early Tuesday morning that lasts into Tuesday afternoon. .REST OF TODAY... Sky/weather.........Sunny (20-30 percent). Chance of pcpn......0 percent. LAL.................1. Max temperature.....Around 63. Min humidity........35 percent. Wind (20 ft)........Southeast winds 6 to 9 mph. Mixing height.......2200 ft AGL increasing to 4600 ft AGL late in the morning. Transport winds.....Southeast 12 to 17 mph. Smoke dispersal.....Poor to fair (5700-15800 knot-ft) increasing to good to excellent (45600-64500 knot-ft). Haines Index........3 or very low potential for large plume dominated fire growth. Pcpn amount.........0.00 inches. TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky cover.......MCR MCR MCR MCR MCR MCR MCR MCR PC PC Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 LAL.............1 1 1 1 1 1 1 1 1 1 Temp............47 53 57 59 61 63 63 63 63 58 RH..............63 54 49 44 43 41 38 37 36 40 20 FT wind dir..SE SE SE SE SE SE SE SE SE ESE 20 FT wind spd..5 6 7 8 8 9 9 9 9 9 20 FT wind gust.7 9 11 12 13 14 14 14 14 14 Mix hgt (kft)...0.6 1.3 2.2 3.4 4.2 4.5 4.6 4.3 3.6 3.0 Transp wind dir.SE SE SE S S S SE SE SE SE Transp wind spd.12 14 15 15 15 16 16 17 17 17 Haines index....3 3 3 3 3 3 3 3 3 3 SDspl kt-ft/10006 16 29 44 55 64 65 64 54 46 .TONIGHT... Sky/weather.........Mostly cloudy (50-60 percent). Chance of pcpn......10 percent. LAL.................1. Min temperature.....Around 43. Max humidity........79 percent. Wind (20 ft)........Southeast winds 9 to 14 mph. Mixing height.......2100 ft AGL. Transport winds.....Southeast 16 to 18 mph. Smoke dispersal.....Fair to good (18100-32100 knot-ft) decreasing to poor (7400 knot-ft) early in the evening. Haines Index........3 to 5 or very 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.......PCLDY MCLDY MCLDY PCLDY PCLDY PCLDY Chc of pcpn (%).0 0 0 0 0 10 LAL.............1 1 1 1 1 1 Temp............57 51 47 45 44 43 RH..............45 48 60 68 73 79 20 ft wind......E 9 E 10 E 13 E 10 SE 9 SE 10 20 ft wind gust.14 18 20 16 14 16 Mix hgt (ft)....2100 700 600 600 600 600 Transport wind..E 17 E 16 SE 18 SE 17 SE 16 SE 18 Haines index....3 4 4 4 5 5 SDspl kt-ft/100032 10 9 9 8 10 .TUESDAY... Sky/weather.........Partly sunny (60-70 percent) then becoming cloudy (85-95 percent). Chance of rain showers early in the morning. Rain showers from late morning through the afternoon. Chance of pcpn......90 percent. LAL.................1. Max temperature.....Around 54. Min humidity........64 percent. Wind (20 ft)........East winds 13 to 21 mph. Gusts up to 33 mph increasing to 36 mph in the afternoon. Mixing height.......1700 ft AGL. Transport winds.....Southeast 20 to 29 mph shifting to the east 26 to 32 mph in the late morning and afternoon. Smoke dispersal.....Poor to good (11600-30400 knot-ft) increasing to fair to good (28800-45400 knot-ft) in the late morning and afternoon. Haines Index........3 to 5 or very low to moderate potential for large plume dominated fire growth. Pcpn amount.........0.29 inches. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky cover.......PCLDY MCLDY MCLDY MCLDY CLOUDY CLOUDY Weather cov..... CHANCE CHANCE DEFNTE DEFNTE DEFNTE Weather type....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR Tstm cov........ Chc of pcpn (%).10 30 50 80 90 80 LAL.............1 1 1 1 1 1 Temp............43 50 53 54 54 51 RH..............79 71 66 66 69 71 20 ft wind......E 12 E 16 E 18 E 20 E 21 E 19 20 ft wind gust.22 26 29 32 32 27 Mix hgt (ft)....700 1300 1500 1600 1600 1300 Transport wind..SE 20 SE 28 E 32 SE 30 E 31 E 28 Haines index....5 3 3 3 3 3 SDspl kt-ft/100012 30 42 42 42 32 $$ Forecaster...Nathan Requested by...Justin OBrien Type of request...PRESCRIBED .TAG 2413219.0/DLH .DELDT 05/06/24 .FormatterVersion 2.0.0 .EMAIL justin.obrien@usda.gov