Spot Forecast
Issued by NWS Bismarck, ND
Issued by NWS Bismarck, ND
612
FNUS73 KBIS 080959
FWSBIS
Spot Forecast for Minor RX...Usfws
National Weather Service Bismarck ND
459 AM CDT Wed Oct 8 2025
Forecast is based on ignition time of 0600 CDT on October 08.
If conditions become unrepresentative, contact the National Weather
Service.
.DISCUSSION...
Today will be sunny with a high temperature around 70 degrees.
Relative humidity around 70 to 80 percent early this morning will
decrease to around 50 percent this afternoon. South-southeast winds
will increase through the morning, reaching sustained speeds around
15 to 20 mph by this afternoon and gusting to around 25 mph. Winds
should then steadily decrease to around 5 to 10 mph late tonight.
It will remain mostly sunny on Thursday with a high temperature once
again around 70 degrees. Relative humidity will start off closer to
100 percent early Thursday morning before falling to around 45
percent in the afternoon. Light winds in the morning will turn from
southerly to northwesterly in time for the afternoon, increasing to
around 10 mph.
.TODAY...
Sky/weather.........Sunny.
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Max temperature.....Around 70.
Min humidity........47 percent.
Wind (20 ft)........South-southeast winds around 5 to 10 mph early
in the morning, increasing to around 15 to 20 mph
with gusts to around 25 mph late in the morning
through the afternoon.
Mixing height.......3400 ft AGL.
Transport winds.....South around 15 to 25 mph.
Smoke dispersal.....Poor (6600 knot-ft) early in the morning
increasing to good (74400 knot-ft) in the
afternoon.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........6 6 10 2 0 0 1 1 2 2 1 2
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............45 45 44 43 49 55 58 62 66 68 68 69
RH..............73 73 77 82 68 59 57 52 48 47 49 47
20 FT wind dir..S S S S S S S S S S S S
20 FT wind spd..6 7 9 12 14 16 16 16 16 16 16 16
20 FT wind gust.12 14 17 20 22 23 24 24 25 25 25 24
Mix hgt (kft)...0.5 0.5 0.6 0.7 1.0 1.5 1.6 1.9 2.2 2.9 3.4 3.3
Transp wind dir.S S S S S S S S S S S S
Transp wind spd.17 16 16 17 20 23 21 21 23 25 25 25
Dispr kt-ft/1K..7 7 8 10 17 30 29 35 45 64 74 72
.TONIGHT...
Sky/weather.........Mostly clear.
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Min temperature.....Around 44.
Max humidity........100 percent.
Wind (20 ft)........South-southeast winds around 10 to 15 mph with
gusts to around 25 mph in the evening, decreasing
to around 5 to 10 mph late in the night.
Mixing height.......400 ft AGL.
Transport winds.....South around 10 to 20 mph.
Smoke dispersal.....Poor (4000 knot-ft).
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........2 3 8 8 10 11 12 10 7 9 8 9
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............68 65 61 56 54 53 52 50 49 48 47 46
RH..............49 56 65 77 83 83 86 89 93 96 96 100
20 FT wind dir..S S S SE SE SE S S S S S S
20 FT wind spd..14 12 11 11 10 10 9 9 8 7 6 5
20 FT wind gust.21 20 19 18 17 17 15 14 13 11 10 9
Mix hgt (kft)...1.8 0.9 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.4 0.4 0.4
Transp wind dir.S S S S S S S S S S S S
Transp wind spd.20 17 15 15 16 14 14 14 13 12 12 10
Dispr kt-ft/1K..31 13 7 6 7 6 6 6 5 5 5 4
.THURSDAY...
Sky/weather.........Sunny.
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Max temperature.....Around 70.
Min humidity........45 percent.
Wind (20 ft)........South winds around 5 mph early in the morning,
becoming northwest around 10 mph in the afternoon.
Mixing height.......3400 ft AGL.
Transport winds.....Southwest around 10 mph early in the morning,
becoming north-northwest around 10 to 20 mph
in the afternoon.
Smoke dispersal.....Poor (2500 knot-ft) early in the morning
increasing to fair (53800 knot-ft) in the
afternoon.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........8 8 17 11 3 1 2 2 2 1 1 1
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............45 45 44 46 52 57 61 65 68 69 69 68
RH..............100 96 100 100 86 75 65 56 49 47 45 47
20 FT wind dir..S S S SW W W NW NW NW NW NW N
20 FT wind spd..4 4 4 4 5 6 8 9 10 10 10 9
20 FT wind gust.7 7 8 9 10 12 13 14 15 17 17 15
Mix hgt (kft)...0.4 0.4 0.4 0.3 0.6 1.0 1.4 1.8 2.3 2.9 3.4 2.5
Transp wind dir.SW SW W W NW N N N N N N N
Transp wind spd.9 9 8 9 9 9 10 13 15 17 18 17
Dispr kt-ft/1K..3 4 3 3 5 8 13 20 31 43 54 38
$$
Forecaster...HOLLAN
Requested by...Michael Miller
Type of request...PRESCRIBED
.TAG 2523033.2/BIS
.DELDT 10/08/25
.FormatterVersion 2.0.0
.EMAIL Michael_a_miller@fws.gov