FNUS73 KBIS 200241 FWSBIS Spot Forecast for Schnell...Blm National Weather Service Bismarck ND 941 PM CDT Sun Apr 19 2026 Forecast is based on ignition time of 2200 CDT on April 19. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... Warm and dry conditions with mainly clear skies are expected for the start of the week. High temperatures on Monday look to warm into the 70s, bringing afternoon humidity values in the low to mid 20s. Southerly winds Monday morning will shift to the west northwest after passage of a weak and dry front Monday afternoon. Dry conditions will continue Monday night, while a steady northerly wind shifts to the east southeast. Tuesday, warmer and dry conditions are expected, with afternoon humidity values again in the 20s. An increased southerly wind may also be found on Tuesday. .MONDAY... Sky/weather.........Mostly sunny. CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...0 percent. Max temperature.....Around 73. Min humidity........24 percent. Wind (20 ft)........South southwest winds 10 to 15 mph with gusts to around 22 mph shifting to the northwest 10 to 15 mph with gusts to around 20 mph in the afternoon. Mixing height.......7600 ft AGL. Transport winds.....Southwest 15 to 25 mph shifting to the west 15 to 25 mph in the afternoon. Smoke dispersal.....Poor (8400 knot-ft) early in the morning increasing to good (88300 knot-ft) in the afternoon increasing to very good (115900 knot-ft) late in the afternoon. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........18 22 41 42 31 22 13 10 11 13 22 23 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............36 36 38 44 50 57 62 67 70 71 71 71 RH..............61 61 59 53 42 35 31 27 24 24 24 24 20 FT wind dir..S S S SW SW SW W W W W NW NW 20 FT wind spd..15 15 14 13 13 12 11 11 11 12 12 11 20 FT wind gust.22 20 19 20 19 18 17 17 17 18 17 15 Mix hgt (kft)...0.6 0.5 0.5 0.5 0.7 1.2 1.8 3.7 5.2 6.9 7.6 7.2 Transp wind dir.S S SW SW SW W W W W W W W Transp wind spd.22 21 20 18 17 16 16 17 20 21 21 18 Dispr kt-ft/1K..11 10 9 8 10 17 26 56 88 125 137 116 .MONDAY NIGHT... Sky/weather.........Mostly clear. CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...0 percent. Min temperature.....Around 38. Max humidity........82 percent. Wind (20 ft)........North northeast winds 6 to 12 mph shifting to the east southeast 6 to 12 mph early in the morning. Mixing height.......200 ft AGL. Transport winds.....Northwest 10 to 15 mph shifting to the east southeast around 10 mph overnight. Smoke dispersal.....Very good (103100 knot-ft) early in the evening decreasing to poor (1200 knot-ft) in the late evening and overnight. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........17 10 11 10 8 9 11 12 14 15 17 17 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............70 68 63 58 54 51 49 47 45 43 42 41 RH..............24 31 38 47 55 61 71 74 76 79 79 79 20 FT wind dir..N N N NE NE NE NE E E E SE SE 20 FT wind spd..11 10 9 7 6 5 5 5 5 5 6 7 20 FT wind gust.14 14 13 11 10 10 10 10 10 10 10 11 Mix hgt (kft)...6.9 4.3 1.3 0.2 0.3 0.2 0.2 0.3 0.3 0.3 0.3 0.3 Transp wind dir.NW N N NE NE NE E E E E E SE Transp wind spd.17 14 12 10 9 8 8 8 8 8 8 9 Dispr kt-ft/1K..103 52 13 2 3 1 1 2 2 2 2 2 .TUESDAY... Sky/weather.........Mostly sunny. CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...0 percent. Max temperature.....Around 77. Min humidity........28 percent. Wind (20 ft)........South winds 10 to 16 mph with gusts to 22 mph. Mixing height.......4800 ft AGL. Transport winds.....South winds 10 to 20 mph with gusts to 25 mph. Smoke dispersal.....Poor (2700 knot-ft) early in the morning increasing to good (81200 knot-ft) in the afternoon. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........16 16 15 15 14 14 15 15 15 15 15 15 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............40 41 44 48 53 58 63 68 72 74 76 77 RH..............82 79 73 65 57 49 43 37 33 30 28 28 20 FT wind dir..SE SE SE S S S S S S S S S 20 FT wind spd..8 9 10 12 13 14 15 16 16 16 15 14 20 FT wind gust.12 13 14 15 18 20 21 22 22 21 20 19 Mix hgt (kft)...0.3 0.4 0.5 0.6 0.9 1.5 2.1 2.8 3.7 4.5 4.8 4.2 Transp wind dir.SE SE SE S S S S S S S S S Transp wind spd.10 12 14 16 17 18 18 18 20 20 20 17 Dispr kt-ft/1K..3 4 5 9 14 23 33 45 62 77 81 64 $$ Forecaster...ANGLIN Requested by...Nate wiedow Type of request...PRESCRIBED .TAG 2610797.0/BIS .DELDT 04/19/26 .FormatterVersion 2.0.0 .EMAIL nwiedow@blm.gov