Spot Forecast Issued by NWS Charleston, WV
000
FNUS71 KRLX 182212
FWSRLX
Spot Forecast for Ramshorn-Guinn Ridge RX...USDA Forest Service
National Weather Service Charleston WV
612 PM EDT Thu Apr 18 2024
Forecast is based on ignition time of 2000 EDT on April 18.
If conditions become unrepresentative, contact the National Weather
Service.
.DISCUSSION...
Overall, dry for the remainder of the day and evening, although
clouds will be on the increase late tonight out ahead of the next
system, which will spread showers and thunderstorms back into the
area for Friday. Behind the departing system, cooler and drier
weather is expected for the weekend. Next week could hold a couple
mornings of frost with cold overnight lows expected.
.REST OF TONIGHT...
Sky/weather.........Mostly clear (20-30 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................No Tstms.
Min temperature.....Around 47.
Max humidity........83 percent.
Wind (20 ft)........Northwest winds around 5 mph shifting to the
south 6 to 7 mph overnight.
Mixing height.......400 ft AGL.
Transport winds.....Northwest around 6 mph shifting to the south 7
to 8 mph overnight.
LVORI...............3.
ADI.................3 to 7.
Haines Index........4 or low potential for large plume dominated
fire growth.
TIME (EDT) 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........2 4 5 6 9 11 14 24 34 45
Weather cov.....
Weather type....
Tstm cov........
CWR.............0 0 0 0 0 0 0 0 0 0
Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0
LAL.............1 1 1 1 1 1 1 1 1 1
Temp............61 59 57 55 53 53 52 51 50 49
RH..............43 47 51 54 58 60 63 67 69 73
20 FT wind dir..NW NW N NE E SE S S S S
20 FT wind spd..5 5 5 5 6 6 6 6 6 7
20 FT wind gust.8 6 8 10 10 11
Mix hgt (kft)...0.5 0.4 0.4 0.4 0.4 0.4 0.5 0.5 0.5 0.5
Transp wind dir.NW NW N NE E SE S S S S
Transp wind spd.6 6 6 6 6 7 7 7 8 8
LVORI...........2 2 2 3 3 3 3 3 3 3
ADI.............3 3 3 3 3 3 3 3 7 7
Haines index....4 4 4 4 4 4 4 4 4 4
.FRIDAY...
Sky/weather.........Mostly cloudy (70-80 percent). Chance of rain
showers in the morning, then rain showers and
chance of thunderstorms in the afternoon.
CWR.................10 percent increasing to 80 percent.
Chance of pcpn......80 percent.
LAL.................No Tstms until 1400, then 1-8 strikes.
Max temperature.....Around 60.
Min humidity........69 percent.
Wind (20 ft)........Southwest winds 7 to 9 mph with gusts to around
17 mph shifting to the west around 8 mph late
in the afternoon. Gusty and erratic winds
expected near thunderstorms late in the
afternoon. Gusty and erratic winds expected
near thunderstorms late in the afternoon.
Mixing height.......2300 ft AGL.
Transport winds.....Southwest 8 to 12 mph shifting to the west
around 10 mph late in the afternoon.
LVORI...............4.
ADI.................7 to 27.
Haines Index........2 to 4 or very low to low potential for large
plume dominated fire growth.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........57 70 83 88 93 97 92 87 82 83 85 87
Weather cov..... SCH CHC CHC CHC LKY LKY DEF DEF
Weather type.... RW RW RW RW RW RW RW RW
Tstm cov........ CHC CHC CHC SCH
CWR.............0 0 10 10 20 40 40 40 60 70 80 80
Chc of pcpn (%).0 0 10 10 20 40 40 40 60 70 80 80
LAL.............1 1 1 1 1 1 1 1 2 2 2 2
Temp............49 48 49 51 53 55 56 57 58 59 59 60
RH..............78 83 83 80 79 78 78 76 75 76 75 75
20 FT wind dir..S S S SW SW SW SW SW SW SW W W
20 FT wind spd..7 7 7 8 8 8 8 9 9 9 8 8
20 FT wind gust.11 11 11 13 14 17 17 16 14 14 12 10
Mix hgt (kft)...0.5 0.5 0.5 1.1 1.4 1.8 1.9 2.1 2.3 1.9 2.1 1.6
Transp wind dir.S S S S SW SW SW SW SW SW W W
Transp wind spd.8 9 9 9 10 10 10 12 12 12 10 10
LVORI...........4 4 4 4 3 3 3 3 3 3 3 3
ADI.............8 10 7 12 19 23 25 23 24 22 27 22
Haines index....4 4 4 4 3 3 3 3 2 3 3 3
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80 percent) then becoming
partly cloudy (35-45 percent). Rain showers
likely early in the evening. Slight chance of
thunderstorms early in the evening. Chance of
rain showers early in the evening.
CWR.................70 percent decreasing to 10 percent.
Chance of pcpn......70 percent.
LAL.................1-8 strikes until 2200, then No Tstms.
Min temperature.....Around 39.
Max humidity........96 percent.
Wind (20 ft)........Northwest winds 8 to 13 mph. Gusty and erratic
winds expected near thunderstorms early in the
evening.
Mixing height.......800 ft AGL.
Transport winds.....Northwest 10 to 16 mph.
LVORI...............5.
ADI.................10 to 14.
Haines Index........3 or very low potential for large plume
dominated fire growth.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........85 82 80 63 46 29 29 28 28 50 48 46
Weather cov.....LKY LKY CHC CHC CHC
Weather type....RW RW RW RW RW
Tstm cov........SCH SCH SCH SCH
CWR.............70 70 50 40 30 10 10 10 10 10 0 0
Chc of pcpn (%).70 70 50 40 30 10 10 10 10 10 0 0
LAL.............2 2 2 2 1 1 1 1 1 1 1 1
Temp............58 57 55 53 51 49 48 47 45 44 43 42
RH..............80 85 88 92 96 96 95 93 91 90 89 88
20 FT wind dir..W NW W NW NW NW NW NW NW NW NW NW
20 FT wind spd..8 8 10 12 12 12 13 13 12 13 13 13
20 FT wind gust.10 13 14 14 14
Mix hgt (kft)...1.4 1.3 1.1 1.0 1.2 1.1 0.9 0.8 0.9 0.9 0.8 0.8
Transp wind dir.W W W NW NW NW NW NW NW NW NW NW
Transp wind spd.10 12 13 14 14 15 15 15 15 15 16 16
LVORI...........4 4 5 5 6 5 5 5 5 5 5 4
ADI.............12 10 11 12 12 13 13 13 13 13 14 14
Haines index....3 3 3 3 3 3 3 3 3 3 3 3
$$
Forecaster...JZ
Requested by...Conor Shanahan
Type of request...PRESCRIBED
.TAG 2411211.2/RLX
.DELDT 04/18/24
.FormatterVersion 2.0.0
.EMAIL Cameron.Crisp@usda.gov,conor.shanahan@usda.gov,victor.rodman@usda.gov,pamacc@firenet.gov,susan.greenleaf@usda.gov