820
FNUS74 KMAF 180251
FWSMAF
SPOT FORECAST FOR SOLAR FARM NORTH...USFWS
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
851 PM CST THU JAN 17 2019
FORECAST IS BASED ON IGNITION TIME OF 1400 CST ON JANUARY 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
..WIND ADVISORY IN EFFECT FRIDAY FOR MOST OF WEST TEXAS
DISCUSSION
A STRONG UPPER TROUGH SWINGING ACROSS THE SOUTH PLAINS FRIDAY WILL SPIN UP
A DEEP SURFACE LOW THAT WILL PRODUCE WINDY CONDITIONS ACROSS THE FIRE SITE.
20FT WINDS OUT OF THE WEST AT 20 TO 30 MPH WITH GUSTS TO 45 MPH EXPECTED
ALONG WITH BLOWING DUST. A STRONG COLD FRONT WILL SWEEP THROUGH THE AREA
FRIDAY NIGHT WITH A GUSTY WIND SHIFTING TO THE NORTH. MINIMUM RH EXPECTED
IN THE MID 20 PERCENT RANGE WITH GOOD RECOVERY AT NIGHT. COLDER CONDITIONS
SATURDAY WITH LOWER WIND AND HIGH RH.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT). WINDY, AREAS OF BLOWING DUST.
LAL.................NO TSTMS.
MAX TEMPERATURE.....AROUND 71.
MIN HUMIDITY........24 PERCENT.
WIND (20 FT)........WINDY. WEST WINDS 21 TO 31 MPH.
MIXING HEIGHT.......9600-10300 FT AGL DECREASING TO 3700 FT AGL.
TRANSPORT WINDS.....WEST AROUND 47 MPH.
SMOKE DISPERSAL.....EXCELLENT (357000 KNOT-FT) DECREASING TO
EXCELLENT (151000 KNOT-FT).
HAINES INDEX........2 TO 3 OR VERY LOW.
TIME (CST) 2 PM 5 PM
SKY COVER.......MCLEAR MCLEAR
WEATHER COV.....AREAS AREAS
WEATHER TYPE....BLDUST BLDUST
TSTM COV........
LAL.............1 1
TEMP............71 66
RH..............29 27
20 FT WIND DIR..W W
20 FT WIND SPD..31 30
20 FT WIND GUST.44 40
MIX HGT (FT)....9600 3700
TRANSP WIND DIR.W W
TRANSP WIND SPD.43 47
HAINES INDEX....3 2
VRATE KT-FT/1000357 151
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). PATCHY BLOWING
DUST EARLY IN THE EVENING.
LAL.................NO TSTMS.
MIN TEMPERATURE.....AROUND 34.
MAX HUMIDITY........69 PERCENT.
WIND (20 FT)........BREEZY. NORTH WINDS 14 TO 19 MPH.
MIXING HEIGHT.......0-300 FT AGL.
TRANSPORT WINDS.....WEST AROUND 47 MPH DECREASING TO AROUND 22 MPH
EARLY IN THE EVENING, THEN INCREASING TO NORTH
AROUND 33 MPH IN THE LATE EVENING AND
OVERNIGHT.
SMOKE DISPERSAL.....POOR (11000 KNOT-FT) DECREASING TO POOR (0
KNOT-FT) EARLY IN THE EVENING, THEN INCREASING
TO POOR (6000 KNOT-FT) IN THE LATE EVENING AND
OVERNIGHT.
HAINES INDEX........2 TO 3 OR VERY LOW.
TIME (CST) 6 PM 9 PM MIDNGT 3 AM
SKY COVER.......MCLEAR MCLEAR MCLEAR MCLEAR
WEATHER COV.....PATCHY
WEATHER TYPE....BLDUST NONE NONE NONE
TSTM COV........
LAL.............1 1 1 1
TEMP............60 49 42 38
RH..............25 40 65 67
20 FT WIND DIR..W NW NW N
20 FT WIND SPD..25 19 20 18
20 FT WIND GUST.36 28 32 27
MIX HGT (FT)....300 300 300 300
TRANSP WIND DIR.W NW N N
TRANSP WIND SPD.47 39 36 36
HAINES INDEX....2 3 3 3
VRATE KT-FT/100011 11 9 11
SATURDAY
SKY/WEATHER.........SUNNY (0-5 PERCENT).
LAL.................NO TSTMS.
MAX TEMPERATURE.....AROUND 53.
MIN HUMIDITY........31 PERCENT.
WIND (20 FT)........NORTH WINDS 11 TO 16 MPH.
MIXING HEIGHT.......100-1500 FT AGL INCREASING TO 2800-4100 FT AGL
LATE IN THE MORNING, THEN INCREASING TO
4100-5800 FT AGL LATE IN THE AFTERNOON
DECREASING TO 1900 FT AGL LATE IN THE
AFTERNOON.
TRANSPORT WINDS.....NORTHWEST AROUND 16 MPH.
SMOKE DISPERSAL.....POOR (2000 KNOT-FT) INCREASING TO GOOD (31000
KNOT-FT) LATE IN THE MORNING, THEN INCREASING
TO GOOD (54000 KNOT-FT) LATE IN THE MORNING
INCREASING TO EXCELLENT (74000 KNOT-FT) EARLY
IN THE AFTERNOON DECREASING TO GOOD (53000
KNOT-FT) DECREASING TO FAIR (21000 KNOT-FT)
LATE IN THE AFTERNOON.
HAINES INDEX........3 TO 4 OR VERY LOW TO LOW.
TIME (CST) 6 AM 9 AM NOON 3 PM
SKY COVER.......CLEAR CLEAR CLEAR CLEAR
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
LAL.............1 1 1 1
TEMP............35 36 47 53
RH..............66 64 42 31
20 FT WIND DIR..N N N NW
20 FT WIND SPD..19 17 19 18
20 FT WIND GUST.24 20 25 22
MIX HGT (FT)....200 400 4100 5600
TRANSP WIND DIR.N N N NW
TRANSP WIND SPD.28 25 21 18
HAINES INDEX....3 3 3 4
VRATE KT-FT/10005 10 74 90
FORECASTER...CAIN
REQUESTED BY...DUANE LUCIA
TYPE OF REQUEST...PRESCRIBED
.TAG 1900281.4/MAF
.DELDT 01/17/19
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