552
FNUS74 KFWD 171557
FWSFWD

Spot Forecast for GPFD CUT DAY...GPFD
National Weather Service Fort Worth TX
957 AM CST Fri Jan 17 2025

Forecast is based on ignition time of 1000 CST on January 17.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Today will be warm and breezy. Expect temperatures to climb into
the low 60s this afternoon at the burn site. South to southwest
winds around 15 mph will have occasional gusts up to between 30-35
mph through the afternoon. There remains a low chance for
sprinkles through early this afternoon, though little to no
rain actually reaching the surface. There will be plenty of sun,
and with mixing heights of 2300 ft and transport winds of 25-30
mph, will promote efficient smoke dispersal. Tonight, winds will
veer towards the west, eventually becoming north as a cold front
moves through the region around 2 AM. Early evening winds will
remain breezy with gusts still up to around 30 mph, though will
lessen over the rest of the night to around 25 mph after midnight.

.REST OF TODAY...

Sky/weather.........Mostly cloudy (80-90 percent) then becoming
                    mostly sunny (25-35 percent). Chance of
                    sprinkles in the late morning and early
                    afternoon.
Max temperature.....Around 61.
Min humidity........45 percent.
Wind (20 ft)........South winds 10 to 15 mph with gusts to around
                    30 mph.
Mixing height.......2300 ft AGL.
Transport winds.....South 25 to 30 mph increasing to 25 to 35 mph
                    late in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

TIME (CST)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........93  92  90  86  74  48  16  15
Weather cov.....CHC CHC CHC CHC CHC
Weather type....RW  RW  RW  RW  RW
Tstm cov........
Temp............51  54  57  58  60  61  61  60
RH..............54  50  45  45  46  48  50  55
20 FT wind dir..S   S   S   S   S   S   S   S
20 FT wind spd..13  14  15  17  18  18  18  16
20 FT wind gust.29  28  30  31  32  32  32  31
Mix hgt (kft)...1.1 1.4 2.0 2.3 2.3 2.1 2.1 1.1
Transp wind dir.S   S   S   S   S   S   S   S
Transp wind spd.23  26  28  32  32  33  32  26
Haines index....4   4   4   4   4   4   4   4

.TONIGHT...

Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....Around 39.
Max humidity........82 percent.
Wind (20 ft)........Southwest winds 10 to 15 mph shifting to the
                    northwest around 10 mph overnight. Gusts up to 30
                    mph.
Mixing height.......500 ft AGL.
Transport winds.....Southwest 20 to 25 mph shifting to the
                    northwest around 20 mph overnight.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........7   8   6   4   8   3   2   6   10  14  19  25
Weather cov.....
Weather type....
Tstm cov........
Temp............58  55  54  54  53  53  52  50  48  44  43  42
RH..............60  66  71  72  77  71  69  68  65  73  73  76
20 FT wind dir..S   S   S   S   SW  SW  SW  W   NW  NW  NW  NW
20 FT wind spd..14  15  14  14  13  12  10  10  12  12  13  13
20 FT wind gust.29  29  28  26  25  24  22  22  23  23  24  24
Mix hgt (kft)...0.8 0.5 0.5 0.5 0.5 0.6 0.5 0.6 0.7 0.7 0.6 0.7
Transp wind dir.S   S   SW  SW  SW  SW  W   NW  NW  NW  NW  N
Transp wind spd.25  24  25  25  25  23  22  21  21  21  20  21
Haines index....5   5   5   5   5   5   4   4   4   4   4   4

$$
Forecaster...Prater
Requested by...Mark Blaylock
Type of request...PRESCRIBED
.TAG 2500860.0/FWD
.DELDT 01/17/25
.FormatterVersion 2.0.0
.EMAIL maylock@gptx.org