Suppression Forecast
Issued by NWS Bismarck, ND

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FNUS73 KBIS 081239
FWSBIS

Spot Forecast for Natwick...USFWS
National Weather Service Bismarck ND
739 AM CDT Sat May 8 2021

Forecast is based on forecast start time of 0800 CDT on May 08.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Look for east winds today. Wind speeds will be 10 to 15 mph through
10 AM, increasing to 15 to 20 mph after 10 AM with gust to 25 mph.
Some winds gusts early to mid afternoon to around 30 mph are possible.
It will be cloudy today but rain chances will remain to the south
and west of the area. Minimum humidity this afternoon is expected
to be around 25 percent.

.REST OF TODAY...

Sky/weather.........Cloudy.
Chance of pcpn......10 percent.
Max temperature.....Around 55.
Min humidity........26 percent.
Wind (20 ft)........East winds 10 to 15 mph.
Mixing height.......6500 ft AGL.
Transport winds.....East 17 to 22 mph.
Smoke dispersal.....Fair (15200 knot-ft) early in the morning
                    increasing to excellent (112200 knot-ft) in the
                    afternoon.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.

TIME (CDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........88  89  88  90  91  93  93  93  94  94
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   10  10  10  10  10  10  10  10
Temp............41  44  46  48  50  53  54  55  55  55
RH..............48  45  42  37  34  29  28  27  26  27
20 FT wind dir..E   E   E   E   E   E   E   E   E   E
20 FT wind spd..13  14  15  15  16  17  17  17  15  13
20 FT wind gust.14  15  17  18  19  22  24  26  24  19
Mix hgt (kft)...1.0 1.3 1.8 3.7 5.0 5.6 6.0 6.2 6.4 6.5
Transp wind dir.E   E   E   E   E   E   E   E   E   E
Transp wind spd.18  20  20  22  22  21  21  21  18  17
Haines index....3   3   3   3   3   3   3   4   4   4
SDspl kt-ft/100015  23  30  70  96  101 108 112 103 98

.TONIGHT...

Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of pcpn......10 percent.
Min temperature.....Around 31.
Max humidity........66 percent.
Wind (20 ft)........East winds 10 to 15 mph shifting to the
                    northeast 5 to 10 mph in the late evening and
                    overnight.
Mixing height.......500 ft AGL.
Transport winds.....East to northeast 14 to 17 mph
Smoke dispersal.....Excellent (102700 knot-ft) early in the evening
                    decreasing to poor (6000 knot-ft) late in the
                    night.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........94  94  93  92  91  85  80  74  68  62  56  55
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).10  10  10  10  10  0   0   0   0   0   0   0
Temp............55  54  51  47  44  41  40  39  36  34  33  32
RH..............26  30  34  38  41  46  50  50  56  61  61  63
20 FT wind dir..E   E   E   NE  N   N   N   NE  NE  NE  NE  NE
20 FT wind spd..12  11  9   8   8   8   9   9   7   7   7   7
20 FT wind gust.16  14  11  9   10  10  10  10  11  11  10  11
Mix hgt (kft)...6.2 4.4 1.7 1.3 1.2 1.3 1.2 1.1 1.0 0.8 0.8 0.5
Transp wind dir.E   E   E   W   W   NE  NE  E   E   E   NE  NE
Transp wind spd.17  16  14  12  13  14  15  14  13  13  13  13
Haines index....4   4   4   4   4   4   4   4   4   4   4   4
SDspl kt-ft/100092  61  20  13  13  16  15  13  11  9   8   6

.SUNDAY...

Sky/weather.........Partly sunny.
Chance of pcpn......0 percent.
Max temperature.....Around 56.
Min humidity........23 percent.
Wind (20 ft)........Northeast winds 5 to 13 mph.
Mixing height.......7500 ft AGL.
Transport winds.....Northeast 6 to 14 mph.
Smoke dispersal.....Poor (3700 knot-ft) early in the morning
                    increasing to good (56800 knot-ft) in the
                    afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
Sky (%).........54        58        51        29
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Chc of pcpn (%).0         0         0         0
Temp............31        40        51        55
RH..............63        50        30        24
20 FT wind......NE 7G11   E 9G14    NE 13G15  NE 13G17
Mix hgt (ft)....400       1400      5200      7100
Transport wind..NE 13     E 9       E 8       NE 6
Haines index....4         4         4         4
SDspl kt-ft/10005         11        37        38

$$
Forecaster...HAMILTON
Requested by...Dominick Marsden
Type of request...WILDFIRE
.TAG 2111963.0/BIS
.DELDT 05/08/21
.FormatterVersion 1.0.26
.EMAIL dominic_marsden@fws.gov


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