Suppression Forecast
Issued by NWS Little Rock, AR

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
000
FNUS74 KLZK 260320
FWSLZK

Spot Forecast for Devils Knob Rx Burn...MISC
National Weather Service Little Rock AR
920 PM CST Sat Feb 25 2017

Forecast is based on ignition time of 0800 CST on February 26.
This is for planning purposes and please re-submit Sunday
morning for the latest weather conditions. Also, if conditions
become unrepresentative on Sunday...contact the National Weather
Service Immediately.

.DISCUSSION...
Surface high pressure will move to the east of AR on Sunday and
bring a south wind back to the area, as moisture levels will also
increase through the day. A slight chance of light showers may
develop in the afternoon to evening. Better chances of rain will
be seen Sunday night to Monday.

.SUNDAY...

Temperature.........34 at ignition...Max 53.
RH..................61 percent at ignition...Min 38 percent.
Chance of pcpn......20 percent in the afternoon to evening.
Transport winds.....South 13 to 17 mph.
Stability class.....C.
20 Foot Winds.......Winds southeast at 6 mph at
                    ignition...otherwise Southeast winds 5 to 7
                    mph.
Sky/weather.........Partly sunny (60-70 percent). Slight chance of
                    rain showers in the afternoon.
Dispersion..........31 increasing to 43 in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth at ignition...max 5.
Eye level winds.....Southeast winds 5 to 7 mph.
Mixing height (AGL).Becoming 5000 ft AGL.
Mixing height (MSL).Becoming 5795 ft MSL.

TIME (CST)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MC  MC  MC  MC  MC  MC  MC  MC  MC  MC
Weather cov.....                SCH SCH SCH SCH SCH SCH
Weather type....                RW  RW  RW  RW  RW  RW
Tstm cov........
Temp............34  38  43  47  50  52  53  53  53  52
RH..............61  54  47  42  39  38  38  39  39  43
20 FT wind dir..SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
20 FT wind spd..6   6   6   6   7   7   7   7   7   7
20 FT wind gust.10  10  10  10  10  10  10  10  10  10
Eye lvl wnd dir.SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
Eye lvl wnd spd.4   4   4   4   4   4   4   4   4   4
Eye lvl wnd gst.10  10  10  10  10  10  10  10  10  10
Transp wind dir.S   S   S   S   S   S   S   S   S   S
Transp wind spd.15  15  15  15  15  15  15  15  16  17
Chc of pcpn (%).10  10  10  10  20  20  20  20  20  20

.SUNDAY NIGHT...

Temperature.........Min 38.
RH..................Max 100 percent.
Chance of pcpn......50 percent.
Transport winds.....South 10 to 17 mph shifting to the southeast 1
                    to 7 mph late in the evening.
Stability class.....D.
20 Foot Winds.......Southeast winds around 5 mph in the evening
                    becoming light. Gusty and erratic winds
                    expected near thunderstorms.
LVORI...............1.
Sky/weather.........Cloudy (90-100 percent). Chance of rain showers
                    and isolated thunderstorms.
Dispersion..........12 early in the evening.
Haines Index........2 to 3 or very low potential for large plume
                    dominated fire growth.
Eye level winds.....Southeast winds around 5 mph in the evening
                    becoming light.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky cover.......CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY
Weather cov.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........ISO ISO ISO ISO ISO ISO ISO ISO ISO ISO ISO ISO
Temp............51  49  47  44  42  41  40  40  39  38  38  38
RH..............46  52  58  68  73  79  85  85  92  96  100 100
20 FT wind dir..SE  SE  SE  SE  SE  SE  E   E   E   E   E   E
20 FT wind spd..5   5   5   5   5   5   3   3   3   3   3   3
20 FT wind gust.                        5   5   5   5   5   5
Eye lvl wnd dir.SE  SE  SE  SE  SE  SE  E   E   E   E   E   E
Eye lvl wnd spd.3   3   3   3   3   3   2   2   2   2   2   2
Eye lvl wnd gst.                        5   5   5   5   5   5
Transp wind dir.S   S   S   S   S   S   S   S   S   S   S   SE
Transp wind spd.17  16  15  13  10  7   5   3   3   3   2   1
Chc of pcpn (%).50  50  50  50  50  50  50  50  50  50  50  50

$$
Forecaster...M Trexler
Requested by...Heidi
Type of request...PRESCRIBED
.TAG 1702907.0/LZK
.EMAIL pdaw@chloetafire.com



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.