Spot Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
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649 FNUS73 KDLH 131111 FWSDLH Spot Forecast for Lydick Brook Units 1 and 5...USFS National Weather Service Duluth MN 611 AM CDT Mon May 13 2024 Forecast is based on ignition time of 1000 CDT on May 13. 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... Rain-free weather and dry conditions are expected for both today and Tuesday. Skies will be sunny today aside from some haze due to smoke aloft from Canadian wildfires. Mixing heights won`t be quite as deep as previous days, starting around 3500 ft and rising to 5200 ft. High temperatures rise into the mid 60s, with min RH values dropping to around 25-28%, but could dip 3-5% below that if mixing becomes deeper this afternoon. Northerly winds will be weaker today, sustained at 6-8 mph with gusts to around 10 mph. Smoke dispersal will be good today. RH values remain pretty similar for Tuesday, dropping to 27-30% on Tuesday with mixing heights rising to around 4500 ft. Winds shift to easterly at 5-7 mph with gusts up to 8-12 mph. Smoke dispersal starts out poor to fair and increases to good by mid- afternoon. .REST OF TODAY... Sky/weather.........Mostly sunny (30-40 percent). Chance of pcpn......0 percent. LAL.................1. Max temperature.....Around 63. Min humidity........27 percent. Wind (20 ft)........North winds 6 to 7 mph. Mixing height.......5200 ft AGL. Transport winds.....North 10 to 12 mph. Smoke dispersal.....Good (30800-50200 knot-ft) increasing to good (46500 knot-ft) late in the afternoon. Haines Index........3 or very low potential for large plume dominated fire growth. Pcpn amount.........0.00 inches. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky cover.......PC PC PC PC PC PC PC PC 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............51 54 56 58 60 61 62 63 RH..............52 45 40 34 33 28 28 27 20 FT wind dir..N N N N N N N N 20 FT wind spd..5 5 6 7 7 7 7 7 20 FT wind gust.8 8 9 9 9 9 9 9 Mix hgt (kft)...3.4 3.6 4.0 4.5 4.8 5.0 5.1 5.2 Transp wind dir.N N N N N N N N Transp wind spd.10 12 12 12 12 12 12 10 Haines index....3 3 3 3 3 3 3 3 SDspl kt-ft/100031 36 40 45 48 50 51 47 .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Chance of pcpn......0 percent. LAL.................1. Min temperature.....Around 41. Max humidity........76 percent. Wind (20 ft)........Northeast winds 5 to 6 mph shifting to the east around 5 mph overnight. Mixing height.......4900 ft AGL decreasing to 2300 ft AGL early in the evening. Transport winds.....North 9 to 10 mph shifting to the southeast around 9 mph early in the morning. Smoke dispersal.....Good (34600-44100 knot-ft) decreasing to poor to fair (2700-18700 knot-ft) early in the evening. Haines Index........3 to 4 or very low to low 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 PCLDY PCLDY PCLDY PCLDY PCLDY Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 LAL.............1 1 1 1 1 1 Temp............62 58 51 48 45 43 RH..............28 36 52 58 65 71 20 ft wind......N 6 N 5 NE 4 E 4 E 4 E 4 20 ft wind gust.9 8 8 6 6 7 Mix hgt (ft)....4900 2300 500 500 400 400 Transport wind..N 10 N 9 NE 10 E 9 E 8 E 9 Haines index....3 3 3 3 4 4 SDspl kt-ft/100044 19 5 4 3 3 .TUESDAY... Sky/weather.........Mostly sunny (40-50 percent). Chance of pcpn......0 percent. LAL.................1. Max temperature.....Around 66. Min humidity........29 percent. Wind (20 ft)........Southeast winds around 6 mph. Mixing height.......2300 ft AGL increasing to 4600 ft AGL late in the morning. Transport winds.....Southeast 8 to 13 mph. Smoke dispersal.....Poor to fair (3000-15800 knot-ft) increasing to good (40900 knot-ft). Haines Index........3 to 4 or very low to low potential for large plume dominated fire growth. Pcpn amount.........0.00 inches. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky cover.......PCLDY PCLDY PCLDY PCLDY PCLDY MCLDY Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 LAL.............1 1 1 1 1 1 Temp............42 47 55 60 63 65 RH..............76 60 46 37 31 29 20 ft wind......E 5 SE 5 SE 6 SE 6 SE 6 SE 6 20 ft wind gust.11 11 11 9 8 9 Mix hgt (ft)....400 1100 2300 3800 4500 4600 Transport wind..SE 9 SE 13 SE 12 SE 9 SE 9 SE 12 Haines index....4 3 3 3 4 4 SDspl kt-ft/10003 12 23 30 34 46 $$ Forecaster...Cory Requested by...Mike Klick Type of request...PRESCRIBED .TAG 2413860.1/DLH .DELDT 05/13/24 .FormatterVersion 2.0.0 .EMAIL michael.klick@usda.gov