Spot Forecast
Issued by NWS Omaha/Valley, NE
Issued by NWS Omaha/Valley, NE
084 FNUS73 KOAX 301509 FWSOAX Spot Forecast for LHPS GRASS Event...Iowa DNR National Weather Service Omaha/Valley NE 1009 AM CDT Thu May 30 2024 Forecast is based on forecast start time of 0600 CDT on May 31. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... TYhere will be a 50% chance of rain through the day Friday. Thunderstorms will also be possible during the afternoon and evening. Winds during the day will be from the southeast around 10 mph. Minimum humidity could get down to the lower 70s percent in the afternoon. Strongest Possible Wind Speeds on Day of Burn: 15 mph Lowest Possible Relative Humidity on Day of Burn: 70 percent. .FRIDAY... Sky/weather.........Mostly cloudy (80-90 percent). Showers likely early in the morning. Chance of thunderstorms through the day. Chance of showers. Max temperature.....Around 71. Min humidity........73 percent. Eye level winds.....Light winds becoming southeast up to 5 mph with gusts to around 12 mph early in the morning. Surface winds (mph).Southeast winds 6 to 9 mph with gusts to around 20 mph. Wind (20 ft)........Southeast winds 5 to 8 mph with gusts to around 16 mph. Gusty and erratic winds expected near thunderstorms. Mixing height.......3200 ft AGL. Transport winds.....Southeast 8 to 14 mph. Smoke dispersal.....Poor (4700 knot-ft) early in the morning increasing to good (34100 knot-ft) in the afternoon. GFDI................0. Haines Index........3 or very low potential for large plume dominated fire growth. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........80 78 83 88 89 89 84 85 87 87 86 83 Weather cov.....LKY CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC Weather type....RW RW RW RW RW RW RW RW RW RW RW RW Tstm cov........CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC Temp............61 60 62 63 65 66 67 68 69 70 70 70 RH..............97 100 96 100 89 90 87 83 80 76 75 75 20 FT wind dir..E E E E E E E SE SE SE SE SE 20 FT wind spd..4 4 5 6 6 7 7 7 7 7 7 7 20 FT wind gust.8 10 10 12 14 14 16 16 16 14 14 13 Eye lvl wnd dir.E E E E E E E SE SE SE SE SE Eye lvl wnd spd.3 3 4 4 4 5 5 5 5 5 5 5 Eye lvl wnd gst.6 7 8 9 10 11 12 12 12 11 10 10 Surface wnd dir.E E E E E E E SE SE SE SE SE Surface wnd spd.5 5 6 8 8 9 9 9 9 9 9 9 Surface wnd gst.10 12 13 15 17 18 20 20 20 18 17 16 Mix hgt (kft)...0.6 0.8 1.3 1.5 1.7 1.8 2.2 2.6 3.0 3.2 3.1 2.9 Transp wind dir.SE SE E SE SE SE SE SE SE SE SE SE Transp wind spd.8 9 10 12 12 12 13 12 12 12 13 14 GFDI............0 0 0 0 0 0 0 0 0 0 0 0 Haines index....3 3 3 3 3 3 3 3 3 3 3 3 SDspl kt-ft/10005 6 9 13 17 20 23 26 30 33 34 34 .FRIDAY NIGHT... Sky/weather.........Mostly cloudy (70-80 percent). Chance of showers and thunderstorms in the evening, then slight chance of showers and thunderstorms overnight. Min temperature.....Around 59. Max humidity........100 percent. Eye level winds.....Southeast winds up to 5 mph in the evening becoming light. Surface winds (mph).Southeast winds 6 to 9 mph in the evening becoming light. Wind (20 ft)........Southeast winds 5 to 6 mph in the evening becoming light. Gusty and erratic winds expected near thunderstorms. Mixing height.......700 ft AGL. Transport winds.....South 8 to 15 mph shifting to the southwest around 8 mph early in the morning. Smoke dispersal.....Good (31100 knot-ft) early in the evening decreasing to poor (5200 knot-ft) late in the night. GFDI................0. Haines Index........3 or very low potential for large plume dominated fire growth. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........80 71 72 72 72 72 Weather cov.....CHANCE CHANCE CHANCE CHANCE S CHC S CHC Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR Tstm cov........CHANCE CHANCE CHANCE CHANCE S CHC S CHC Temp............70 67 64 62 61 61 RH..............73 80 91 94 97 97 20 ft wind......SE 7 SE 6 SE 5 SE 4 S 3 S 2 20 ft wind gust.13 10 8 7 6 6 Eye level wind..SE 5 SE 4 SE 4 SE 3 S 2 S 1 Eye lvl wnd gst.10 8 6 5 5 4 Surface wind....SE 9 SE 8 SE 6 SE 5 S 4 S 3 Surface wnd gst.16 13 10 9 8 7 Mix hgt (ft)....2500 1600 800 700 800 800 Transport wind..S 15 S 14 S 12 S 9 S 8 SW 8 GFDI............0 0 0 0 0 0 Haines index....3 3 3 3 3 3 SDspl kt-ft/100031 21 8 5 5 6 .SATURDAY... Sky/weather.........Mostly sunny (40-50 percent). Slight chance of showers and thunderstorms early in the morning. Max temperature.....Around 80. Min humidity........53 percent. Eye level winds.....Light winds becoming south around 4 mph in the afternoon. Surface winds (mph).Light winds becoming south around 6 mph in the afternoon. Wind (20 ft)........South winds around 5 mph early in the morning becoming light, then becoming south around 5 mph in the afternoon. Gusty and erratic winds expected near thunderstorms early in the morning. Mixing height.......5300 ft AGL. Transport winds.....Northwest 9 to 12 mph shifting to the south around 10 mph late in the afternoon. Smoke dispersal.....Poor (5400 knot-ft) early in the morning increasing to good (47100 knot-ft) in the afternoon. GFDI................0. Haines Index........3 to 4 or very low to low potential for large plume dominated fire growth. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........68 60 48 35 27 24 Weather cov.....S CHC Weather type....RNSHWR NONE NONE NONE NONE NONE Tstm cov........S CHC Temp............60 62 67 73 77 78 RH..............100 96 84 70 59 54 20 ft wind......SW 2 SW 2 W 3 SW 4 S 5 S 5 20 ft wind gust.6 6 6 7 8 10 Eye level wind..SW 1 SW 1 W 2 SW 3 S 4 S 4 Eye lvl wnd gst.4 4 5 5 6 7 Surface wind....SW 3 SW 3 W 4 SW 5 S 6 S 6 Surface wnd gst.7 7 8 9 10 12 Mix hgt (ft)....800 1400 2800 4000 5000 5200 Transport wind..W 9 NW 10 NW 12 NW 10 W 10 S 10 GFDI............0 0 0 0 0 0 Haines index....3 4 4 4 4 4 SDspl kt-ft/10005 13 28 37 44 47 $$ Forecaster...NWS Omaha/Valley Requested by...Kody Wohlers Type of request...WILDFIRE .TAG 2415336.0/OAX .DELDT 05/30/24 .FormatterVersion 2.0.0 .EMAIL kwohlers@inhf.org