FNUS73 KTOP 201322 FWSTOP SPOT FORECAST for South Blackbird Ln...USFWS National Weather Service Topeka KS 822 AM CDT Fri Mar 20 2026 Forecast is based on ignition time of 0900 CDT on March 20. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY EVENING... .DISCUSSION... Light and variable wind this morning, becoming southwesterly at 8 mph around 10 am and then northwesterly around 10 mph around 4 pm. Wind will go light and variable or calm once again this evening. Relative humidity will bottom out around 22 percent this afternoon and recover to around 70 percent. .REST OF TODAY... Sky/weather.........Sunny. Chance of pcpn......0 percent. Temperature.........63 at ignition...Max 88. RH..................52 percent at ignition...Min 23 percent. Wind (20 ft)........ Slope/valley.......Winds southwest at 5 mph at ignition...otherwise Southwest winds 5 to 7 mph shifting to the northwest 6 to 7 mph late in the afternoon. Mixing height.......400 ft AGL at ignition...otherwise 4100 ft AGL. Smoke dispersal.....Poor /4000 knot-ft/ at ignition. Max...good /34400 knot-ft/. TIME (CDT) 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P Sky cover.......CLR CLR CLR CLR CLR CLR CLR CLR MCR Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 Temp............63 68 73 78 83 86 87 88 87 RH..............52 47 43 37 30 27 25 23 23 20 FT wind dir..SW SW SW SW SW SW W W NW 20 FT wind spd..5 5 5 6 7 7 7 7 6 20 FT wind gust. 11 12 13 14 13 12 12 Mix hgt (kft)...0.4 0.6 0.8 1.5 2.1 3.1 3.7 4.1 2.0 SDspl kt-ft/10004 6 8 17 23 34 33 33 14 .TONIGHT... Sky/weather.........Mostly clear. Chance of pcpn......0 percent. Temperature.........Min 54. RH..................Max 71 percent. Wind (20 ft)........ Slope/valley.......North winds 5 to 6 mph early in the evening becoming light. Mixing height.......400 ft AGL. Smoke dispersal.....Poor (2000 knot-ft). TIME (CDT) 1 PM 3 PM 5 PM 7 PM 9 PM 11 PM Sky cover.......MCLEAR CLEAR MCLEAR MCLEAR CLEAR CLEAR Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 Temp............86 74 66 62 59 56 RH..............24 34 43 50 53 65 20 FT wind dir..N N N NE S S 20 FT wind spd..6 5 4 3 3 3 20 FT wind gust.11 9 8 8 7 6 Mix hgt (ft)....1100 500 400 400 400 400 SDspl kt-ft/10009 5 4 3 4 3 .SATURDAY... Sky/weather.........Sunny. Chance of pcpn......0 percent. Temperature.........Max 90. RH..................Min 21 percent. Wind (20 ft)........ Slope/valley.......Light winds becoming southwest 6 to 10 mph late in the morning. Mixing height.......4500 ft AGL. Smoke dispersal.....Poor (1600 knot-ft) early in the morning increasing to excellent (62500 knot-ft) in the afternoon. TIME (CDT) 1 AM 4 AM 7 AM 10 AM Sky cover.......CLEAR MCLEAR CLEAR CLEAR Weather cov..... Weather type....NONE NONE NONE NONE Tstm cov........Chc of pcpn (%).0 0 0 0 Temp............54 59 81 90 RH..............71 64 35 22 20 FT wind dir..SW W SW SW 20 FT wind spd..2 2 7 9 20 FT wind gust.6 6 12 16 Mix hgt (ft)....400 400 1500 4300 SDspl kt-ft/10002 2 14 59 $$ Forecaster...Jones Requested by...David Spencer Type of request...PRESCRIBED .TAG 2606774.0/TOP .DELDT 03/20/26 .FormatterVersion 2.0.0 .EMAIL david_spencer@fws.gov