Spot Forecast
Issued by NWS Charleston, WV

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FNUS71 KRLX 171340
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Spot Forecast for Ramshorn-Guinn Ridge RX...USDA Forest Service
National Weather Service Charleston WV
940 AM EDT Wed Apr 17 2024

Forecast is based on ignition time of 1200 EDT on April 17.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...
It will be warm again today, with showers and thunderstorms possible
at times from this morning into tonight. Some thunderstorms late today could
become severe with damaging winds and hail. A cold front will then push through
tonight to dry us out some on Thursday.

Mainly dry conditions are expected Thursday with unsettled weather
returning Friday with another cold front. Cooler and dry for the
weekend.

.REST OF TODAY...

Sky/weather.........Partly sunny (65-75 percent). Chance of showers
                    early in the afternoon, then slight chance of
                    showers early in the afternoon. Slight chance
                    of showers and thunderstorms, some severe, late in the
                    afternoon.
CWR.................30 percent decreasing to 20 percent early in
                    the afternoon, then decreasing to 10 percent
                    late in the afternoon increasing to 20 percent
                    late in the afternoon.
Chance of pcpn......30 percent.
LAL.................No Tstms until 1700, then 1-8 strikes.
Max temperature.....Around 67.
Min humidity........50 percent.
Wind (20 ft)........Southwest winds 8 to 10 mph with gusts to
                    around 19 mph. Gusty and erratic winds should be
                    expected near any thunderstorms late in the afternoon.
Mixing height.......5500 ft AGL.
Transport winds.....Southwest 13 to 18 mph.
LVORI...............1.
ADI.................36 to 76.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.

TIME (EDT)      12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........78  87  87  69  51  84
Weather cov.....CHC SCH             SCH
Weather type....RW  RW              RW
Tstm cov........                    SCH
CWR.............30  20  10  10  10  20
Chc of pcpn (%).30  20  10  10  10  20
LAL.............1   1   1   1   1   2
Temp............61  63  64  66  65  64
RH..............67  62  57  55  55  53
20 FT wind dir..SW  S   S   S   S   SW
20 FT wind spd..8   8   9   10  10  10
20 FT wind gust.17  18  18  18  18  19
Mix hgt (kft)...3.4 3.6 5.0 5.3 5.5 3.6
Transp wind dir.SW  SW  SW  SW  SW  SW
Transp wind spd.13  16  18  17  16  14
LVORI...........1   1   1   1   1   1
ADI.............43  57  76  73  51  36
Haines index....3   3   4   3   3   3

.TONIGHT...

Sky/weather.........Mostly cloudy (55-65 percent) then becoming
                    partly cloudy (30-40 percent) then becoming
                    mostly cloudy (60-70 percent). Slight chance of
                    showers and thunderstorms early in the evening.
                    Slight chance of showers and thunderstorms late
                    in the evening.
CWR.................20 percent decreasing to 10 percent.
Chance of pcpn......20 percent.
LAL.................1-8 strikes until 2000, then No Tstms until
                    2200, then 1-8 strikes until 0100, then No
                    Tstms.
Min temperature.....Around 51.
Max humidity........90 percent.
Wind (20 ft)........Southwest winds 10 to 12 mph shifting to the
                    west around 12 mph overnight. Gusts up to 23
                    mph. Gusty and erratic winds expected near
                    thunderstorms early in the evening. Gusty and
                    erratic winds expected near thunderstorms late
                    in the evening.
Mixing height.......700 ft AGL.
Transport winds.....Southwest 14 to 15 mph shifting to the west
                    after 3 am.
LVORI...............4.
ADI.................12 to 19.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........59  43  45  24  24  30  34  36  63  63  62  62
Weather cov.....SCH SCH         SCH SCH SCH
Weather type....RW  RW          RW  RW  RW
Tstm cov........SCH SCH         SCH SCH SCH
CWR.............20  20  10  10  20  20  20  10  10  10  10  0
Chc of pcpn (%).20  20  10  10  20  20  20  10  10  10  10  0
LAL.............2   2   1   1   2   2   2   1   1   1   1   1
Temp............63  61  59  57  55  55  54  54  54  54  53  53
RH..............56  60  63  69  73  76  79  81  83  85  89  90
20 FT wind dir..S   S   SW  SW  SW  SW  W   W   W   W   W   W
20 FT wind spd..10  10  10  10  12  12  12  12  12  12  12  12
20 FT wind gust.18  18  18  18  18  18  18  18  18  18  18  18
Mix hgt (kft)...2.2 1.5 0.9 0.8 0.7 0.8 0.9 1.1 1.4 1.3 1.3 1.4
Transp wind dir.SW  SW  SW  SW  SW  SW  W   W   W   W   W   W
Transp wind spd.14  14  14  14  14  14  14  15  15  15  14  14
LVORI...........2   2   2   3   3   4   4   4   4   4   5   5
ADI.............19  15  12  12  12  12  12  13  17  17  12  15
Haines index....3   4   4   4   4   3   3   3   3   3   3   3

.THURSDAY...

Sky/weather.........Mostly sunny (25-35 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................No Tstms.
Max temperature.....Around 67.
Min humidity........37 percent.
Wind (20 ft)........Northwest winds 9 to 12 mph. Gusts up to 25
                    mph.
Mixing height.......4400 ft AGL.
Transport winds.....Northwest 12 to 16 mph.
LVORI...............3.
ADI.................20 early in the morning increasing to 63 in the
                    afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........52  43  33  33  23  16  13  10  7   7   6   6
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Chc of pcpn (%).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............53  52  52  54  56  59  61  63  65  66  67  66
RH..............90  89  88  80  72  62  53  46  42  39  37  38
20 FT wind dir..W   W   W   W   W   NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..12  12  10  10  12  12  12  12  12  12  10  9
20 FT wind gust.18  18  18  18  19  19  19  20  19  18  16  14
Mix hgt (kft)...1.2 1.3 1.9 2.4 2.5 2.9 3.3 3.8 4.4 4.4 4.2 3.8
Transp wind dir.W   W   W   W   W   NW  NW  NW  NW  NW  NW  NW
Transp wind spd.14  14  14  14  14  14  15  16  16  15  14  12
LVORI...........4   4   4   3   3   1   1   1   1   1   1   1
ADI.............20  23  32  38  40  44  50  59  63  58  53  42
Haines index....3   3   3   3   3   3   3   3   3   3   3   3

$$
Forecaster...LTC
Requested by...Conor Shanahan
Type of request...PRESCRIBED
.TAG 2411211.0/RLX
.DELDT 04/17/24
.FormatterVersion 2.0.0
.EMAIL conor.shanahan@usda.gov,victor.rodman@usda.gov,susan.greenleaf@usda.gov


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