012
FNUS73 KBIS 110934
FWSBIS

Spot Forecast for Cornell RX...USFWS
National Weather Service Bismarck ND
434 AM CDT Sat May 11 2024

Forecast is based on ignition time of 1000 CDT on May 11.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

West winds of around 11 mph this morning will begin to increase
throughout the late morning and early afternoon hours, with wind
speeds of 16 mph possible, gusting to around 24 mph. Skies are
expected to be mostly sunny today, becoming mostly cloudy in the
afternoon. In the late evening hours, winds are forecast to decrease
and become more southwest, before shifting to the northwest late
tonight into early Sunday morning. Cloud coverage will diminish
somewhat, with partly cloudy skies expected on Sunday. Minimum
relative humidity values will hover just below 30 percent today.
There is also the possibility of some showers and thunderstorms
tonight, with chances maxing out at 10 percent.

.REST OF TODAY...

Sky/weather.........Mostly sunny, becoming mostly cloudy.
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....Around 78.
Min humidity........28 percent.
Wind (20 ft)........West winds 11 to 16 mph with gusts to around 24
                    mph.
Mixing height.......9200 ft AGL.
Transport winds.....West 16 to 24 mph.
Smoke dispersal.....Poor (16500 knot-ft) early in the morning
                    increasing to excellent (185000 knot-ft) in the
                    afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........17  27  39  51  61  65  63  61
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
LAL.............1   1   1   1   1   1   1   1
Temp............65  70  73  75  77  77  78  78
RH..............50  42  37  33  30  30  29  28
20 FT wind dir..W   W   W   W   W   W   W   W
20 FT wind spd..11  12  14  15  16  16  16  16
20 FT wind gust.17  18  20  21  24  24  24  24
Mix hgt (kft)...1.2 2.6 5.5 7.9 8.8 9.1 9.2 9.2
Transp wind dir.W   W   W   W   W   W   W   W
Transp wind spd.16  20  21  23  24  23  22  21
Haines index....5   5   5   5   5   5   5   5
Dispr kt-ft/1K..17  44  99  157 185 183 175 165

.TONIGHT...

Sky/weather.........Mostly cloudy, becoming partly cloudy.
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................1.
Min temperature.....Around 53.
Max humidity........64 percent.
Wind (20 ft)........West southwest winds 8 to 14 mph, becoming
                    northwest late.
Mixing height.......400 ft AGL.
Transport winds.....West southwest 12 to 21 mph. becoming northwest
                    late.
Smoke dispersal.....Excellent (157000 knot-ft) decreasing to poor
                    (4700 knot-ft) in the evening.
Haines Index........5 to 6 or moderate to high potential for large
                    plume dominated fire growth.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........54  54  51  45  46  45  39  41  35  35  35  32
Weather cov.....                                             10
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Chc of pcpn (%).10  10  10  10  10  10  10  5   5   5   5   5
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............77  76  72  67  64  62  61  60  59  57  56  55
RH..............29  31  37  43  48  50  51  51  53  59  59  61
20 FT wind dir..W   W   W   SW  SW  SW  SW  W   W   W   NW  NW
20 FT wind spd..14  12  9   8   8   9   11  11  11  10  10  10
20 FT wind gust.20  18  14  13  13  14  17  17  17  15  15  15
Mix hgt (kft)...8.7 5.8 0.7 0.5 0.4 0.4 0.5 0.5 0.4 0.5 0.4 0.5
Transp wind dir.W   W   W   W   W   W   W   W   W   W   NW  NW
Transp wind spd.21  17  14  12  13  15  17  15  18  17  15  15
Haines index....5   5   5   5   5   5   5   5   5   6   6   6
Dispr kt-ft/1K..157 87  9   5   5   6   7   7   7   7   6   6

.SUNDAY...

Sky/weather.........Mostly sunny.
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....Around 74.
Min humidity........26 percent.
Wind (20 ft)........Northwest winds around 9 mph shifting to the
                    north 10 to 12 mph in the late morning and
                    afternoon.
Mixing height.......6200 ft AGL.
Transport winds.....North 13 to 18 mph.
Smoke dispersal.....Poor (4900 knot-ft) early in the morning
                    increasing to good (92500 knot-ft) in the
                    afternoon.
Haines Index........4 to 6 or low to high potential for large plume
                    dominated fire growth.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
Sky (%).........34        25        25        12
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
CWR.............0         0         0         0
Chc of pcpn (%).0         0         0         0
LAL.............1         1         1         1
Temp............55        62        71        73
RH..............61        52        32        26
20 FT wind......NW 9G14   N 9G13    N 11G14   N 12G15
Mix hgt (ft)....400       1200      4300      5900
Transport wind..N 14      N 13      N 17      N 18
Haines index....6         6         5         5
Dispr kt-ft/1K..5         13        66        92

$$
Forecaster...BESSON
Requested by...Dustin Mireles
Type of request...PRESCRIBED
.TAG 2413752.0/BIS
.DELDT 05/11/24
.FormatterVersion 2.0.0
.EMAIL dustin_mireles@fws.gov