Spot Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
689 FNUS73 KDLH 281215 FWSDLH Spot Forecast for NW Sands Block J...USFS National Weather Service Duluth MN 715 AM CDT Tue May 28 2024 Forecast is based on ignition time of 0800 CDT on May 28. 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... Dry until about 8 AM this morning before some light rain showers move back in through late morning. Look for a quick 0.05-0.10 inches out of these showers. Additional scattered airmass showers and 20% chance for isolated thunderstorms are possible between 2 to 8 PM today. Could pick up a quick quarter inch if a thunderstorm moves directly over the burn site, otherwise generally expect less than 0.1-0.2 inches. High temperature will be in the low 60s today with min RH in the afternoon of 50-55% due to showers and cloudier skies. Light northwest winds turn northerly today, with sustained winds of 6-9 mph and afternoon gusts to 12 to 15 mph. Mixing heights rise to 4000-5000 ft from midday through the afternoon. Wednesday and Thursday will be rain free with sunny skies as high pressure moves into the region, though rain chances do return Thursday night into Friday. Wednesday will see light winds out of the northeast at 5-7 mph Mixing heights rise above 4000 ft during the afternoon. Min RH on Wednesday will dip into the 35 to 40% range during the afternoon. Smoke dispersal gets to fair to good during Wednesday afternoon. RH won`t be quite as low on Thursday, dropping to around 40%. Winds turn southerly on Thursday with gusts from late morning through Thursday night around 15 mph and mixing heights getting to 4000-4500 ft during the afternoon. Smoke dispersal will be good to excellent on Thursday. .REST OF TODAY... Sky/weather.........Partly sunny (55-65 percent). Scattered rain showers through the day. Isolated thunderstorms in the afternoon. Chance of pcpn......30 percent. LAL.................1 until 1300, then 2 until 1600, then 1. Max temperature.....Around 62. Min humidity........53 percent. Wind (20 ft)........Light winds becoming northwest 5 to 7 mph in the late morning and afternoon. Gusty and erratic winds expected near thunderstorms early in the afternoon. Mixing height.......2400 ft AGL increasing to 5200 ft AGL late in the morning. Transport winds.....North 8 to 15 mph. Smoke dispersal.....Poor to fair (4600-19500 knot-ft) increasing to good to excellent (42900-67700 knot-ft). Haines Index........3 or very low potential for large plume dominated fire growth. Pcpn amount.........0.03 inches. TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky cover.......MC MC MC MC MC MC MC MC PC PC Weather cov.....SCT SCT ISO ISO SCT SCT SCT SCT SCT SCT Weather type....RW RW RW RW RW RW RW RW RW RW Tstm cov........ ISO ISO ISO Chc of pcpn (%).30 30 20 20 30 30 30 30 30 30 LAL.............1 1 1 1 1 2 2 2 1 1 Temp............52 55 57 59 59 60 60 60 60 61 RH..............80 72 67 60 57 55 55 53 53 53 20 FT wind dir..NW NW NW NW NW N N N N N 20 FT wind spd..3 4 5 6 6 7 7 7 7 6 20 FT wind gust.7 8 9 11 12 13 13 13 13 13 Mix hgt (kft)...0.7 1.4 2.4 4.1 4.9 5.2 4.2 4.8 4.4 3.3 Transp wind dir.N N N N N N N N N N Transp wind spd.8 10 9 12 14 15 14 15 15 15 Haines index....3 3 3 3 3 3 3 3 3 3 SDspl kt-ft/10005 13 20 41 59 68 51 62 58 43 .TONIGHT... Sky/weather.........Mostly cloudy (45-55 percent) then becoming partly cloudy (40-50 percent). Scattered rain showers early in the evening, then isolated rain showers early in the evening. Chance of pcpn......30 percent. LAL.................1. Min temperature.....Around 40. Max humidity........100 percent. Wind (20 ft)........North winds 5 to 6 mph early in the evening becoming light. Mixing height.......3000 ft AGL decreasing to 1000 ft AGL early in the evening. Transport winds.....Northeast 6 to 15 mph. Smoke dispersal.....Good (38700 knot-ft) decreasing to poor to fair (1400-17000 knot-ft). Haines Index........3 or very 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.......MCLDY PCLDY PCLDY PCLDY PCLDY PCLDY Weather cov.....SCTTRD ISOLTD Weather type....RNSHWR RNSHWR NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).30 20 10 0 0 0 LAL.............1 2 1 1 1 1 Temp............58 55 47 46 43 42 RH..............59 66 86 86 93 96 20 ft wind......N 6 N 4 NE 3 NE 2 NE 2 N 2 20 ft wind gust.12 9 7 6 5 5 Mix hgt (ft)....3000 1000 300 300 300 300 Transport wind..N 15 N 10 NE 8 NE 8 NE 7 NE 6 Haines index....3 3 3 3 3 3 SDspl kt-ft/100039 9 2 2 2 1 .WEDNESDAY... Sky/weather.........Sunny (15-25 percent). Chance of pcpn......0 percent. LAL.................1. Max temperature.....Around 64. Min humidity........35 percent. Wind (20 ft)........Light winds becoming northeast 5 to 7 mph in the late morning and afternoon. Mixing height.......1700 ft AGL increasing to 4700 ft AGL in the late morning and afternoon. Transport winds.....Northeast 6 to 8 mph. Smoke dispersal.....Poor to fair (1600-20500 knot-ft) increasing to fair to good (20500-32400 knot-ft) late in the morning. 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 AM 8 AM 10 AM NOON 2 PM 4 PM Sky cover.......PCLDY PCLDY MCLEAR CLEAR CLEAR CLEAR 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 54 59 62 63 RH..............96 83 61 47 38 35 20 ft wind......NE 2 NE 3 NE 4 NE 5 NE 7 E 7 20 ft wind gust.5 5 7 9 12 12 Mix hgt (ft)....300 900 2900 4600 4600 3800 Transport wind..NE 6 NE 7 NE 8 NE 7 NE 8 E 8 Haines index....3 3 3 3 5 5 SDspl kt-ft/10002 5 21 28 32 26 $$ Forecaster...Cory Requested by...Ryan Mulhern Type of request...PRESCRIBED .TAG 2415190.0/DLH .DELDT 05/28/24 .FormatterVersion 2.0.0 .EMAIL andrew.l.nelson@usda.gov,ryan.mulhern@usda.gov