331
FNUS73 KBIS 290951
FWSBIS

Spot Forecast for 87a loop & pool...USFWS
National Weather Service Bismarck ND
451 AM CDT Mon Apr 29 2024

Forecast is based on ignition time of 1100 CDT on April 29.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

After a cloudy start this morning, clouds will clear out with
high temperatures warming to near 60 degrees. Winds will remain
light out of the southeast today and tonight, increasing on
Tuesday as clouds increase and rain showers move into the region.

.REST OF TODAY...

Sky/weather.........Becoming mostly sunny in the afternoon.
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....Around 59.
Min humidity........43 percent.
Wind (20 ft)........Light winds becoming southeast 5 to 6 mph late
                    in the afternoon.
Mixing height.......4200 ft AGL.
Transport winds.....East 5 to 8 mph.
Smoke dispersal.....Poor (9700 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........65  65  55  50  45  45  40
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0
Chc of pcpn (%).0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1
Temp............45  47  50  52  54  56  57
RH..............73  68  61  56  52  47  45
20 FT wind dir..E   E   E   SE  SE  SE  SE
20 FT wind spd..3   3   4   5   5   5   6
20 FT wind gust.5   5   5   8   8   9   9
Mix hgt (kft)...2.1 2.4 3.1 3.3 3.7 4.2 4.2
Transp wind dir.E   E   E   E   E   E   SE
Transp wind spd.7   5   5   6   7   8   8
Haines index....3   3   3   3   3   3   3
Dispr kt-ft/1K..12  10  12  17  22  29  29

.TONIGHT...

Sky/weather.........Mostly clear.
CWR.................0 percent.
Chance of pcpn......10 percent.
LAL.................1.
Min temperature.....Around 36.
Max humidity........96 percent.
Wind (20 ft)........Southeast winds 7 to 11 mph.
Mixing height.......400 ft AGL.
Transport winds.....Southeast 8 to 16 mph.
Smoke dispersal.....Poor (4700 knot-ft).
Haines Index........3 or very low potential for
                    large plume dominated fire growth.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........45  30  25  7   10  7   8   8   10  9   16  33
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   10  10
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............57  57  54  49  46  44  43  41  41  39  39  38
RH..............43  45  52  66  73  79  82  89  85  92  92  96
20 FT wind dir..SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
20 FT wind spd..7   8   8   9   10  11  11  10  9   9   9   9
20 FT wind gust.10  11  12  14  15  15  15  14  14  13  13  12
Mix hgt (kft)...3.8 3.0 2.1 0.6 0.5 0.5 0.5 0.5 0.4 0.4 0.4 0.4
Transp wind dir.SE  SE  E   SE  SE  SE  SE  S   S   S   S   SE
Transp wind spd.8   9   13  15  16  16  16  15  15  14  13  13
Haines index....3   3   3   3   3   3   3   3   3   3   3   3
Dispr kt-ft/1K..27  24  23  8   7   7   7   6   6   5   5   5

.TUESDAY...

Sky/weather.........Cloudy with rain showers.
CWR.................90 percent.
Chance of pcpn......90 percent.
LAL.................1.
Max temperature.....Around 51.
Min humidity........75 percent.
Wind (20 ft)........Southeast winds 9 to 11 mph.
Mixing height.......1800 ft AGL.
Transport winds.....South 13 to 16 mph.
Smoke dispersal.....Poor (5000 knot-ft).
Haines Index........2 or very low potential for large
                    plume dominated fire growth.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
Sky (%).........55        86        90        86
Weather cov.....CHANCE    DEFNTE    DEFNTE    DEFNTE
Weather type....RNSHWR    RNSHWR    RNSHWR    RNSHWR
Tstm cov........
CWR.............20        90        90        90
Chc of pcpn (%).20        90        90        90
LAL.............1         1         1         1
Temp............38        42        47        49
RH..............92        89        81        78
20 FT wind......SE 9G12   SE 9G14   SE 10G15  SE 11G17
Mix hgt (ft)....400       800       1400      1800
Transport wind..SE 14     SE 16     S 16      S 14
Haines index....3         3         2         3
Dispr kt-ft/1K..5         11        19        20

$$
Forecaster...HEINERT
Requested by...Calvin
Type of request...PRESCRIBED
.TAG 2412653.0/BIS
.DELDT 04/29/24
.FormatterVersion 2.0.0
.EMAIL calvin_moldenhauer@fws.gov