127
FNUS74 KLZK 200942
FWSLZK
SPOT FORECAST FOR DOWNS PRAIRIE-SOUTH...ARKANSAS NATURAL HERITAGE COMMISSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
342 AM CST WED NOV 20 2024
FORECAST IS BASED ON IGNITION TIME OF 0700 CST ON NOVEMBER 20.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (800) 482-8471 AND ASK FOR THE FIRE
WEATHER FORECASTER IF YOU HAVE ANY QUESTIONS OR CONCERNS WITH
THIS FORECAST.
DISCUSSION
EXPECT DRY AND FAIR WEATHER THROUGHOUT THE DAY. A COLD FRONT THAT
MOVED THROUGH OVERNIGHT HAS CREATED STRONG WINDS OUT OF THE
NORTHWEST THAT WILL BE BLOWING AT THE SURFACE FROM 10 TO 15 MPH
THROUGH WEDNESDAY EVENING WITH WIND GUSTS OF 20 TO 25 MPH POSSIBLE
THROUGH WEDNESDAY EVENING.
REST OF TODAY
MAX TEMPERATURE.....48 AT IGNITION...MAX 61.
MIN HUMIDITY........77 PERCENT AT IGNITION...MIN 35 PERCENT.
CHANCE OF PCPN......0 PERCENT.
TRANSPORT WINDS.....NORTHWEST 17 TO 23 MPH.
STABILITY CLASS.....5.
LVORI...............1.
SKY/WEATHER.........SUNNY (0-5 PERCENT).
DISPERSION..........25 INCREASING TO 61 IN THE LATE MORNING AND
AFTERNOON.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
FIRE GROWTH AT IGNITION...MAX 6.
RAINFALL AMOUNT.....0.00 INCHES.
1700 FT MIX TEMP....58.
MIXING HEIGHT (MSL).BECOMING 5425 FT MSL.
CATEGORY DAY........5.
MIXING HEIGHT (AGL).BECOMING 5200 FT AGL.
TIME (CST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............48 49 53 55 58 59 59 60 59 57 55
RH..............77 74 57 51 44 37 36 35 36 38 43
20 FT WIND DIR..NW NW NW NW NW NW NW NW W W W
20 FT WIND SPD..10 10 10 12 12 10 12 12 12 10 8
20 FT WIND GUST.18 18 18 18 17 16 16 17 17 16 14
TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW W
TRANSP WIND SPD.17 18 20 21 22 23 23 23 22 20 17
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0
TONIGHT
MIN TEMPERATURE.....MIN 39.
MAX HUMIDITY........MAX 70 PERCENT.
CHANCE OF PCPN......0 PERCENT.
TRANSPORT WINDS.....WEST 15 TO 16 MPH.
STABILITY CLASS.....6.
LVORI...............3.
SKY/WEATHER.........CLEAR (0-10 PERCENT).
DISPERSION..........11.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
RAINFALL AMOUNT.....0.00 INCHES.
1700 FT MIX TEMP....MISSING.
MIXING HEIGHT (MSL).BECOMING 745 FT MSL.
CATEGORY DAY........1.
MIXING HEIGHT (AGL).BECOMING 500 FT AGL.
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............49 47 46 44 44 43 42 42 41 41 40 40
RH..............54 58 60 65 65 65 65 65 67 65 67 67
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..7 7 7 7 7 6 6 6 7 7 7 7
20 FT WIND GUST.13 14 14 13 13 12 12 13 14 14 14 14
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.15 15 15 15 15 15 15 15 16 16 16 16
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
THURSDAY
MAX TEMPERATURE.....MAX 59.
MIN HUMIDITY........MIN 37 PERCENT.
CHANCE OF PCPN......0 PERCENT.
TRANSPORT WINDS.....NORTHWEST 15 TO 24 MPH.
STABILITY CLASS.....5.
LVORI...............3 EARLY IN THE MORNING.
SKY/WEATHER.........SUNNY (0-10 PERCENT).
DISPERSION..........32 INCREASING TO 62 IN THE LATE MORNING AND
AFTERNOON.
HAINES INDEX........4 TO 5 OR LOW TO MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
RAINFALL AMOUNT.....0.00 INCHES.
1700 FT MIX TEMP....58.
MIXING HEIGHT (MSL).BECOMING 4596 FT MSL.
CATEGORY DAY........4.
MIXING HEIGHT (AGL).BECOMING 4400 FT AGL.
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............40 39 43 48 52 54 56 57 57 58 55 53
RH..............67 70 65 56 44 41 38 37 38 37 43 48
20 FT WIND DIR..W W W W W W NW NW NW NW NW NW
20 FT WIND SPD..7 8 9 9 10 10 12 12 12 12 9 8
20 FT WIND GUST.14 16 17 17 17 18 18 18 17 17 14 14
TRANSP WIND DIR.W W W NW NW NW NW NW NW NW NW NW
TRANSP WIND SPD.16 17 18 20 22 23 24 24 23 22 18 15
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
FORECASTER...C POPE
REQUESTED BY...BRIAN MITCHELL
TYPE OF REQUEST...PRESCRIBED
.TAG 2427052.0/LZK
.DELDT 11/20/24
.FORMATTERVERSION 2.0.0
.EMAIL BRIAN.MITCHELL@ARKANSAS.GOV
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