####018005305#### FNUS73 KFGF 091346 FWSFGF Spot Forecast for Johnson West...The Nature Conservancy National Weather Service Grand Forks ND 846 AM CDT Thu May 9 2024 Forecast is based on ignition time of 0900 CDT on May 09. If conditions become unrepresentative, contact the National Weather Service. Please call the NWS in Grand Forks at 701-795-5127 for additional information and monitor our website (www.weather.gov/fgf) or NOAA All-Hazards Radio for the latest updates. .DISCUSSION... A few stray clouds this morning at the burn site, then becoming mostly sunny. Temperatures in the 50s by ignition time and climbing into the lower 70s by afternoon. Northeasterly winds in the 5 to 10 mph range will shift to the north during the early afternoon. Afternoon relative humidity values will drop into the 30 to 35 percent range. .TODAY... Sky/weather.........Partly sunny (50-60 percent) then becoming sunny (10-20 percent). Max temperature.....Around 71. Min humidity........31 percent. Wind (20 ft)........East winds around 5 mph early in the morning becoming light, then becoming north 5 to 10 mph in the afternoon. Mixing height.......7800 ft AGL. Mixing winds........East 5 to 10 mph shifting to the north 10 to 15 mph in the afternoon. Smoke dispersal.....3100 knot-ft early in the morning increasing to 85800 knot-ft in the afternoon increasing to (105500 knot-ft) late in the afternoon. TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........13 13 14 16 17 18 20 21 21 Weather cov..... Weather type.... Tstm cov........ Temp............52 55 58 62 66 68 69 70 69 RH..............71 64 59 52 43 37 35 33 32 20 FT wind dir..NE N NE N N N N N N 20 FT wind spd..0 0 0 5 5 10 10 10 10 20 FT wind gust.6 5 6 8 12 13 13 14 14 Mix hgt (kft)...1.1 1.4 2.4 4.5 6.1 7.4 7.8 7.8 7.5 Mixing wind dir.NE NE NW N N N N N N Mixing wind spd.5 5 5 10 15 10 15 15 15 Vrate kt-ft/1K..6 6 12 36 68 74 86 86 106 .TONIGHT... Sky/weather.........Mostly clear (15-25 percent) then becoming mostly cloudy (55-65 percent). Min temperature.....Around 48. Max humidity........80 percent. Wind (20 ft)........North winds 5 to 10 mph shifting to the southwest late in the evening. Mixing height.......300 ft AGL. Mixing winds........North 10 to 15 mph shifting to the northwest around 5 mph late in the evening, then shifting to the west overnight. Smoke dispersal.....86400 knot-ft early in the evening decreasing to 1700 knot-ft late in the night. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........21 27 17 19 24 66 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Temp............69 65 58 55 52 51 RH..............31 38 49 56 60 66 20 ft wind......N 10 N 5 NW 5 S 5 S 5 SW 5 20 ft wind gust.13 11 7 6 8 9 Mix hgt (ft)....7200 700 700 300 300 300 Mixing wind.....N 15 N 10 NW 10 W 5 SW 5 W 10 Vrate kt-ft/1K..86 6 6 2 2 3 .FRIDAY... Sky/weather.........Sunny (20-30 percent). Max temperature.....Around 70. Min humidity........30 percent. Wind (20 ft)........Breezy. West winds 5 to 10 mph shifting to the northwest 10 to 15 mph early in the morning, then increasing to 20 to 25 mph in the afternoon. Mixing height.......9700 ft AGL. Mixing winds........Northwest 10 to 15 mph increasing to around 30 mph. Smoke dispersal.....3900 knot-ft early in the morning increasing to 103300 knot-ft in the afternoon increasing to (169900 knot-ft) in the afternoon. TIME (CDT) 6 AM 9 AM NOON 3 PM Sky (%).........23 17 24 29 Weather cov..... Weather type....NONE NONE NONE NONE Tstm cov........ Temp............50 58 66 67 RH..............74 63 42 33 20 FT wind......W 10G12 N 10G19 NW 20G23 NW 25G27 Mix hgt (ft)....400 1700 7400 9300 Mixing wind.....W 10 NW 20 NW 25 NW 30 Vrate kt-ft/1K..4 28 171 252 $$ Forecaster...JR Requested by...Eric Hoff Type of request...PRESCRIBED .TAG 2413604.0/FGF .DELDT 05/09/24 .FormatterVersion 2.0.0 .EMAIL ehoff@tnc.org