809
FNUS73 KFGF 131851
FWSFGF

Spot Forecast for Wild Fire...Watch Center
National Weather Service Grand Forks ND
Issued by National Weather Service Bismarck ND
151 PM CDT Tue May 13 2025

Forecast is based on forecast start time of 1400 CDT on May 13.
If conditions become unrepresentative, contact the National Weather
Service.

Please call the NWS in Grand Forks at 701-795-5127 for additional
information and monitor our website (www.weather.gov/fgf) or NOAA
All-Hazards Radio for the latest updates.

...RED FLAG WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING...

.DISCUSSION...

Strong south winds of 20 to 25 mph with gusts to around 35 mph are
expected through this afternoon. It will be sunny with minimum
humidity dropping to around 22 percent this afternoon.

Tonight, winds will diminish, but will remain breezy
(15 to 20 mph) in the evening. Clouds will increase late in the
evening and overnight, with a slight chance of thunderstorms. Expect
gusty and erratic winds with any thunderstorm that may develop.
Humidity will recover to around 65 percent with an overnight low
around 60 degrees.

Wednesday is expected to be partly to mostly sunny with east to
southeast winds of 10 to 25 mph. There is a chance of showers and
a slight chance of thunderstorms Wednesday. The high temperature is
expected to be in the upper 80s with a minimum humidity of around
30 percent.

.REST OF TODAY...

Sky/weather.........Sunny (15-25 percent).
Max temperature.....Around 93.
Min humidity........22 percent.
Wind (20 ft)........Breezy. South winds 20 to 25 mph with gusts to
                    around 35 mph.
Mixing height.......7800 ft AGL.
Mixing winds........South around 30 mph.
Smoke dispersal.....(147700 knot-ft).

TIME (CDT)      2PM 3PM 4PM 5PM
Sky (%).........18  25  26  25
Weather cov.....
Weather type....
Tstm cov........
Temp............91  92  93  93
RH..............25  23  22  22
20 FT wind dir..S   S   S   S
20 FT wind spd..25  25  25  20
20 FT wind gust.35  34  32  30
Mix hgt (kft)...5.3 6.1 7.2 7.8
Mixing wind dir.S   S   S   S
Mixing wind spd.30  30  30  30
Vrate kt-ft/1K..148 172 179 188

.TONIGHT...

Sky/weather.........Partly cloudy (30-40 percent) then becoming
                    mostly cloudy (50-60 percent). Slight chance of
                    showers and thunderstorms late in the evening
                    and overnight.
Min temperature.....Around 61.
Max humidity........65 percent.
Wind (20 ft)........South winds 15 to 20 mph decreasing to around
                    10 mph with gusts up to 20 mph. Winds will
                    shift to the southeast early in the morning.
                    Gusty and erratic winds expected near
                    thunderstorms late in the evening and overnight.
Mixing height.......400 ft AGL.
Mixing winds........South 20 to 25 mph decreasing to 10 to 15 mph
                    early in the evening.
Smoke dispersal.....(130200 knot-ft) decreasing to (4500 knot-ft)
                    early in the evening.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........24  20  39  38  48  41  56  57  54  56  53  54
Weather cov.....                SCH             SCH SCH SCH SCH
Weather type....                RW              RW  RW  RW  RW
Tstm cov........                SCH             SCH SCH SCH SCH
Temp............91  90  86  79  75  74  71  69  67  65  63  62
RH..............26  27  32  39  45  44  49  51  54  58  60  62
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   SE  SE
20 FT wind spd..20  15  15  15  15  10  10  10  10  10  10  10
20 FT wind gust.25  22  21  21  21  20  19  18  18  16  16  16
Mix hgt (kft)...7.7 6.9 0.6 0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.4
Mixing wind dir.S   S   S   S   S   S   S   S   S   S   S   SE
Mixing wind spd.25  20  15  15  15  15  15  15  15  10  10  10
Vrate kt-ft/1K..162 130 10  8   6   6   6   6   6   5   5   5

.WEDNESDAY...

Sky/weather.........Mostly sunny (30-40 percent). Chance of showers
                    and slight chance of thunderstorms.
Max temperature.....Around 88.
Min humidity........29 percent.
Wind (20 ft)........East winds 10 to 15 mph with gusts to around 23
                    mph shifting to the southeast around 20 mph
                    late in the afternoon with gusts to 25 mph.
                    Gusty and erratic winds expected near any
                    thunderstorms.
Mixing height.......8300 ft AGL.
Mixing winds........Southeast 10 to 15 mph increasing to 20 to 25
                    mph in the afternoon.
Smoke dispersal.....3900 knot-ft early in the morning increasing to
                    61400 knot-ft in the afternoon increasing to
                    (104400 knot-ft) in the afternoon.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........44  57  53  40  37  26  11  20  17  19  27  19
Weather cov.....SCH SCH CHC SCH             CHC CHC CHC CHC CHC
Weather type....RW  RW  RW  RW              RW  RW  RW  RW  RW
Tstm cov........SCH                         SCH SCH SCH SCH SCH
Temp............61  61  64  67  71  75  78  83  85  86  87  86
RH..............62  65  58  54  49  45  40  36  32  30  29  30
20 FT wind dir..E   E   E   SE  E   E   E   SE  SE  SE  SE  SE
20 FT wind spd..10  10  10  10  15  15  15  15  20  20  20  20
20 FT wind gust.16  16  18  18  19  21  22  23  23  25  25  25
Mix hgt (kft)...0.4 0.4 0.8 1.4 2.1 2.8 4.1 6.1 7.7 8.2 8.3 8.1
Mixing wind dir.SE  E   SE  E   SE  SE  SE  SE  SE  SE  S   SE
Mixing wind spd.10  15  15  15  15  15  20  20  20  20  20  25
Vrate kt-ft/1K..4   5   8   16  28  39  61  104 138 156 158 162

$$
Forecaster...JR
Requested by...Travis Krein
Type of request...WILDFIRE
.TAG 2513890.0/FGF
.DELDT 05/13/25
.FormatterVersion 2.0.0
.EMAIL trkrein@nd.gov,watchcenter@nd.gov