####018005243#### FNUS73 KABR 062137 FWSABR Spot Forecast for Roy Lake RX...State of South Dakota National Weather Service Aberdeen SD 437 PM CDT Mon May 6 2024 Forecast is based on ignition time of 1700 CDT on May 06. If conditions become unrepresentative...contact the National Weather Service. ...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... .DISCUSSION... There is currently a Wind Advisory for strong winds over 45 mph in effect until midnight tonight! Wind gusts will remain over 37 mph through Tuesday. .REST OF TODAY... Sky/weather.........Cloudy (90-100 percent). Showers likely and chance of thunderstorms. CWR.................27 percent. Chance of pcpn......60 percent. LAL.................3. Max temperature.....Around 66. Min humidity........60 percent. Wind (20 ft)........Windy. Southeast winds around 33 mph with gusts to around 52 mph. Gusty and erratic winds expected near thunderstorms. Mixing height.......2000 ft agl. Transport winds.....Southeast around 36 mph. Smoke dispersal.....Good (61200 knot-ft). Haines Index........3 (very low). TIME (CDT) 5PM Sky (%).........96 Weather cov.....LKY Weather type....RW Tstm cov........CHC Chc of pcpn (%).60 Temp............64 RH..............75 20 FT wind dir..SE 20 FT wind spd..33 20 FT wind gust.52 Mix hgt (kft)...2.0 Smoke Dispersal.GD .TONIGHT... Sky/weather.........Cloudy (85-95 percent). Rain showers in the evening. Chance of thunderstorms through the night. Chance of rain showers overnight. CWR.................27 percent increasing to 88 percent, then decreasing to 12 percent overnight. Chance of pcpn......90 percent. LAL.................2 to 3, then 1 after 4 AM. Min temperature.....Around 49. Max humidity........96 percent. Wind (20 ft)........Windy. Southeast winds 26 to 33 mph. Gusts up to 53 mph decreasing to 44 mph overnight. Gusty and erratic winds expected near thunderstorms. Mixing height.......600-1700 ft agl. Transport winds.....Southeast 28 to 36 mph decreasing to 24 to 26 mph after 3 am. Smoke dispersal.....Fair (51600 knot-ft) early in the evening decreasing to poor (16100 knot-ft) late in the night. Haines Index........3 to 4 or (very low) to (low). TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........99 99 100 100 98 99 97 96 97 96 86 84 Weather cov.....LKY LKY DEF DEF DEF LKY CHC CHC CHC SCH Weather type....RW RW RW RW RW RW RW RW RW RW Tstm cov........CHC CHC CHC CHC SCH SCH SCH CHC CHC SCH Chc of pcpn (%).70 70 80 80 90 70 50 40 30 20 10 10 Temp............62 61 61 59 59 58 56 55 54 53 51 50 RH..............81 81 78 83 83 86 93 93 93 93 96 93 20 FT wind dir..SE SE SE SE SE SE SE SE SE SE SE SE 20 FT wind spd..33 33 33 32 31 30 30 29 28 28 26 26 20 FT wind gust.52 52 52 53 51 44 40 44 41 43 38 39 Mix hgt (kft)...1.7 1.2 0.8 0.6 0.7 0.7 0.7 0.7 0.7 0.9 0.9 0.8 Smoke Dispersal.FR PR PR PR PR PR PR PR PR PR PR PR .TUESDAY... Sky/weather.........Partly sunny (60-70 percent). Slight chance of rain showers late in the afternoon. CWR.................7 percent. Chance of pcpn......20 percent. LAL.................1. Max temperature.....Around 58. Min humidity........53 percent. Wind (20 ft)........Breezy. South winds 21 to 25 mph with gusts to around 40 mph. Mixing height.......1000-4400 ft agl. Transport winds.....South 24 to 32 mph. Smoke dispersal.....Poor (20400 knot-ft) early in the morning increasing to very good (119900 knot-ft) in the afternoon. Haines Index........3 to 4 or (very low) to (low). TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........82 63 54 44 66 76 75 78 79 75 70 70 Weather cov..... SCH SCH SCH SCH Weather type.... RW RW RW RW Tstm cov........ Chc of pcpn (%).10 10 10 10 10 10 10 10 20 20 20 20 Temp............49 49 51 53 54 56 56 58 56 56 56 58 RH..............93 89 80 74 71 64 64 59 64 62 59 55 20 FT wind dir..S S S S S S S S S S S S 20 FT wind spd..25 25 25 24 24 24 23 23 23 22 21 21 20 FT wind gust.38 38 37 38 39 38 39 38 39 39 40 38 Mix hgt (kft)...1.0 1.1 2.0 3.1 4.2 4.4 4.2 4.2 4.2 4.2 4.4 4.2 Smoke Dispersal.PR PR FR GD VGD VGD VGD VGD VGD VGD VGD VGD $$ Forecaster...KF Requested by...Quentin Cordell Type of request...PRESCRIBED .TAG 2413293.0/ABR .DELDT 05/06/24 .FormatterVersion 2.0.0 .EMAIL Quentin.cordell@state.sd.us