903
FNUS73 KBIS 200235
FWSBIS

Spot Forecast for Burleigh Bale Fire...Bismarck Rural Fire Department
National Weather Service Bismarck ND
935 PM CDT Tue Aug 19 2025

Forecast is based on forecast start time of 2200 CDT on August 19.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

Dry, but humid conditions are on tap for tonight through the day
Wednesday. Humidity values tonight will approach 100 percent with
minimum relative humidity values dropping down to about 50 percent
Wednesday afternoon. Mostly clear skies will be present tonight
followed by sunny skies on Wednesday. However, patchy fog may
develop tonight and into early Wednesday morning. Light easterly
winds of 5 to 10 mph this evening should transition to a
southeasterly direction overnight. Winds will then become breezy
out of the south at around 10 to 20 mph with gusts up to 25 mph
Wednesday afternoon.

.REST OF TONIGHT...

Sky/weather.........Mostly clear.
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Min temperature.....Around 67.
Max humidity........97 percent.
Wind (20 ft)........Southeast winds 5 to 10 mph.
Mixing height.......500 ft AGL.
Transport winds.....Southeast 12 to 13 mph shifting to the south
                    after 3 am.
Smoke dispersal.....Poor (5000 knot-ft).

TIME (CDT)      10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........8   12  12  6   11  13  13  15
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0
Chc of pcpn (%).0   0   0   0   0   0   0   0
Chc of thdr (%).0   0   0   0   0   0   0   0
Temp............79  77  74  71  70  69  69  68
RH..............69  74  80  87  90  93  90  93
20 FT wind dir..E   SE  SE  SE  SE  SE  SE  SE
20 FT wind spd..5   7   7   7   7   7   8   10
20 FT wind gust.12  13  13  13  13  13  14  14
Mix hgt (kft)...0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Transp wind dir.E   E   SE  SE  SE  S   S   S
Transp wind spd.12  12  13  13  12  12  13  13
Dispr kt-ft/1K..5   5   6   6   5   5   6   6

.WEDNESDAY...

Sky/weather.........Sunny.
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Max temperature.....Around 91.
Min humidity........50 percent.
Wind (20 ft)........Southeast winds 10 to 18 mph with gusts up to
25 mph.
Mixing height.......4200 ft AGL.
Transport winds.....South 13 to 22 mph increasing to 23 to 24 mph
                    late in the afternoon.
Smoke dispersal.....Poor (5500 knot-ft) early in the morning
                    increasing to good (88700 knot-ft) in the
                    afternoon.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........14  18  18  12  5   4   3   4   2   8   9   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............68  67  69  72  76  80  83  86  87  89  90  90
RH..............93  97  97  90  82  74  67  59  59  54  52  52
20 FT wind dir..SE  SE  SE  SE  SE  S   S   S   S   S   S   S
20 FT wind spd..8   8   9   10  11  12  13  13  14  17  18  16
20 FT wind gust.14  14  15  17  18  20  20  21  21  22  25  22
Mix hgt (kft)...0.5 0.5 0.6 1.1 1.4 1.8 2.5 2.9 3.3 3.6 4.0 4.2
Transp wind dir.S   S   S   S   S   S   S   S   S   S   S   S
Transp wind spd.13  13  14  18  20  21  21  22  23  23  23  24
Dispr kt-ft/1K..6   6   7   18  24  33  45  54  65  72  80  89

$$
Forecaster...TELKEN
Requested by...Dustin Theurer
Type of request...WILDFIRE
.TAG 2520280.0/BIS
.DELDT 08/19/25
.FormatterVersion 2.0.0
.EMAIL dtheurer@bismarckruralfire.org