310 FNUS73 KTOP 161728 FWSTOP Spot Forecast for PT157...BIA National Weather Service Topeka KS 1228 PM CDT Sat Apr 16 2022 Forecast is based on ignition time of 1300 CDT on April 16. If conditions become unrepresentative...contact the National Weather Service. Please contact our office at (800) 432-3929, if you have questions or concerns with this forecast. .DISCUSSION... North to northeast winds veer slightly through this afternoon to more easterly generally generally remaining sustained around 10 mph with a few gusts this afternoon up to around 20 mph. Mixing depths will support good to excellent smoke dispersal. Minimum RH should settle around 30 percent this afternoon. Rain chances return late tonight into Sunday afternoon though amounts look light for the most part. .REST OF TODAY... Sky/weather.........Mostly sunny (40-50 percent). Chance of pcpn......0 percent. Max temperature.....Around 55. Min humidity........31 percent. Wind (20 ft)........Northeast winds 10 to 11 mph. Mixing height.......3400-3500 ft AGL. Smoke dispersal.....Good (42200 knot-ft). Haines Index........4 low potential for large plume dominated fire growth. TIME (CDT) 1PM 2PM 3PM 4PM 5PM Sky (%).........25 35 39 52 66 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 Temp............48 50 51 52 53 RH..............34 33 33 32 31 20 FT wind dir..N N N NE NE 20 FT wind spd..11 11 11 10 11 20 FT wind gust.16 14 14 14 13 Mix hgt (kft)...3.4 3.4 3.5 3.5 3.5 Haines index....4 4 4 4 4 SDspl kt-ft/100054 55 52 53 42 .TONIGHT... Sky/weather.........Mostly cloudy (70-80 percent). Chance of pcpn......10 percent. Min temperature.....Around 39. Max humidity........59 percent. Wind (20 ft)........East winds 5 to 11 mph. Mixing height.......2600-3200 ft AGL decreasing to 500-1300 ft AGL early in the evening. Smoke dispersal.....Poor to good (4000-38500 knot-ft). Haines Index........4 to 5 OR low potential for large plume dominated fire growth to moderate potential for large plume dominated fire growth. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........61 66 92 90 93 88 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).0 0 0 0 10 10 Temp............53 48 44 42 41 42 RH..............31 39 47 50 55 53 20 ft wind......NE 11 NE 6 NE 5 E 6 E 7 E 10 20 ft wind gust.13 10 10 11 13 16 Mix hgt (ft)....3200 900 500 500 700 1000 Haines index....4 4 4 5 5 4 SDspl kt-ft/100039 5 4 7 9 15 .SUNDAY... Sky/weather.........Cloudy (85-95 percent). Slight chance of rain showers early in the morning. Chance of rain showers late in the morning, then slight chance of rain showers early in the afternoon. Chance of pcpn......50 percent. Max temperature.....Around 46. Min humidity........53 percent. Wind (20 ft)........East winds 8 to 11 mph. Mixing height.......1300-2100 ft AGL. Smoke dispersal.....Fair to good (16300-30500 knot-ft). Haines Index........2 to 4 OR very low potential for large plume dominated fire growth to low potential for large plume dominated fire growth. TIME (CDT) 6 AM 9 AM NOON 3 PM Sky (%).........91 95 98 91 Weather cov..... S CHC CHANCE S CHC Weather type....NONE RNSHWR RNSHWR RNSHWR Tstm cov........ Chc of pcpn (%).10 20 50 20 Temp............40 40 40 43 RH..............57 59 70 67 20 FT wind......E 10G16 E 11G16 E 9G16 E 9G14 Mix hgt (ft)....1300 1600 1600 1900 Haines index....4 3 2 2 SDspl kt-ft/100023 28 16 25 $$ Forecaster...Drake Requested by...Rick Campbell Type of request...PRESCRIBED .TAG 2209326.0/TOP .DELDT 04/16/22 .EMAIL adam.rogers@bia.gov