045
FNUS74 KEWX 190226
FWSEWX
SPOT FORECAST FOR FRIO COUNTY...TEXAS A&M FOREST SERVICE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
926 PM CDT SUN AUG 18 2019
FORECAST IS BASED ON FORECAST START TIME OF 2200 CDT ON AUGUST 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
SOUTHEAST WINDS 10 TO 15 MPH WILL CONTINUE TO GUST INTO THE 20 TO
25 MPH RANGE THROUGH MIDNIGHT WITH WINDS BEGINNING TO WEAKEN
AFTER MIDNIGHT. AS WINDS FALL BELOW 10 MPH DURING THE PRE-DAWN
HOURS ON MONDAY MORNING, THE DIRECTION MAY VARY BETWEEN SOUTHEAST
AND SOUTH. MIXING HEIGHTS ARE EXPECTED TO FALL BELOW 500 FEET BY
SUNRISE AS A LOWER CLOUD DECK BUILDS ACROSS THE BURN SITE. MIXING
HEIGHTS WILL RAPIDLY LIFT MONDAY AS LOW CLOUDS SCATTER OUT BETWEEN
9 AND 11 AM. INCREASED MIXING AS LOW CLOUDS SCATTER OUT MAY
RESULT IN HUMIDITIES LOWER THAN 30 PERCENT AT THE WILDFIRE SITE
MONDAY AFTERNOON.
REST OF TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING
MOSTLY CLOUDY (50-60 PERCENT).
CWR.................0 PERCENT.
LAL.................NO TSTMS.
MIN TEMPERATURE.....AROUND 77.
MAX HUMIDITY........90 PERCENT.
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 10 MPH.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHEAST WINDS 6 TO 14 MPH.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 14 TO 22 MPH.
HAINES INDEX........3 TO 5 OR VERY LOW TO MODERATE POTENTIAL FOR
LARGE PLUME DOMINATED FIRE GROWTH.
TIME (CDT) 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........14 19 25 30 38 46 54 59
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0
LAL.............1 1 1 1 1 1 1 1
TEMP............88 85 83 81 81 80 79 78
RH..............57 63 67 72 75 79 81 85
20 FT WIND DIR..SE SE SE SE SE SE SE SE
20 FT WIND SPD..13 13 11 9 9 7 6 6
20 FT WIND GUST.21 20 18 13 12
EYE LVL WND DIR.SE SE SE SE SE SE SE SE
EYE LVL WND SPD.10 10 8 7 7 5 4 4
EYE LVL WND GST.14 14 12 10 9 5
MIX HGT (KFT)...2.4 2.1 1.6 1.4 1.1 0.7 0.4 0.5
TRANSP WIND DIR.SE SE SE SE SE SE SE SE
TRANSP WIND SPD.18 20 21 22 21 18 16 14
HAINES INDEX....3 3 4 4 4 5 5 5
MONDAY
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT) THEN BECOMING
MOSTLY SUNNY (25-35 PERCENT).
CWR.................0 PERCENT.
LAL.................NO TSTMS.
MAX TEMPERATURE.....AROUND 102.
MIN HUMIDITY........30 PERCENT.
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 7 MPH.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......7800 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 10 TO 16 MPH.
HAINES INDEX........3 TO 5 OR VERY LOW TO MODERATE POTENTIAL FOR
LARGE PLUME DOMINATED FIRE GROWTH.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........65 70 64 59 53 43 33 23 26 29 32 29
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
LAL.............1 1 1 1 1 1 1 1 1 1 1 1
TEMP............77 77 79 81 85 89 94 97 100 101 102 102
RH..............90 90 86 78 67 55 46 40 35 33 30 30
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE
20 FT WIND SPD..5 5 6 6 7 7 7 7 7 7 8 9
20 FT WIND GUST. 11 12
EYE LVL WND DIR.SE SE SE SE SE SE SE SE SE SE SE SE
EYE LVL WND SPD.4 4 4 4 5 5 5 5 5 5 6 7
EYE LVL WND GST. 5 8 9
MIX HGT (KFT)...0.7 0.7 1.6 3.3 4.1 4.9 6.3 7.1 7.3 7.6 7.8 7.7
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE SE
TRANSP WIND SPD.12 10 10 10 10 12 12 13 14 14 15 16
HAINES INDEX....5 5 5 4 4 4 3 3 3 3 3 3
FORECASTER...14
REQUESTED BY...MELINDA HORN
TYPE OF REQUEST...WILDFIRE
.TAG 1914008.0/EWX
.DELDT 08/18/19
.FORMATTERVERSION 1.0.26
.EMAIL CSDISPATCH@TFS.TAMU.EDU
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