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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
331 AM EDT Wed May 13 2026

VAZ012-132000-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
331 AM EDT Wed May 13 2026

Date             Wed 05/13/26            Thu 05/14/26            Fri 05/15/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 72          41          61          38          73
TEMP          45 49 65 70 67 60 53 49 43 42 49 55 57 55 47 42 39 43 58 67 71 64
DEWPT         36 40 46 47 50 50 47 43 38 36 34 35 34 34 36 35 34 36 36 36 36 41
MAX/MIN RH                   44          82          38          83          27
RH            70 71 50 44 54 69 80 80 82 79 56 47 42 45 65 76 82 76 44 32 28 43
WIND DIR      SW SW  W  W  W  W NW NW NW NW NW NW NW NW NW NW NW  W NW  W  W  W
WIND SPD       2  3  5  5  5  4  3  3  4  6  6  6  6  5  2  2  2  2  3  2  2  1
WIND GUST                 16                      17                           
CLOUDS        FW FW B1 B1 B1 B1 SC FW SC B1 B1 B1 SC SC FW FW FW FW FW SC SC SC
CLOUDS(%)      8 14 53 54 69 65 31 25 29 59 52 52 44 42 23 15 16 11 19 31 30 37
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     70          50           5           5           0
RAIN SHWRS             IS SC SC                                                
TSTMS                  IS SC                                                   
MIX HGT       <1 <1  3  5  2 <1 <1 <1 <1  2  3  4  5 <1  1  1 <1  2  4  4  4 <1
T WIND DIR     S SW SW  W  W SW NW NW NW NW NW NW NW NW NW NW NW NW NW NW  W  W
T WIND SPD     6  6 19 23 11  9  5 11 12 20 21 24 23 12 23 20 16 19 16 11 11  5
DISPERSION    VP             VP VP VP VP             PR VP VP VP             VP
ADI            3  7 68 95 22  6  3  5  6 54 72 95130  8 10  9  7 41 78 63 60  3
MAX LVORI      3  3  1  1  2  3  4  4  4  3  1  1  1  2  3  4  4  3  1  1  1  2
STABILITY      G  A  C  C  C  E  G  G  F  C  C  C  B  E  G  G  G  A  A  A  A  G
CEILING              None  2800  None  None  None  None  None  None  None  None
STA PRES            27.24 27.14 27.11 27.11 27.16 27.18 27.21 27.23 27.29 27.26


Date          Sat 05/16/26Sun 05/17/26Mon 05/18/26Tue 05/19/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       49      82      55      84      57      85      59      84
TEMP          50 56 77 72 58 58 82 77 61 61 83 78 63 62 83 78
DEWPT         40 45 53 55 52 53 54 55 54 55 56 58 56 56 55 57
RH            68 66 43 55 80 83 38 47 78 81 40 50 78 81 38 48
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC B1 SC SC SC FW FW FW FW SC FW FW FW SC
POP 12HR            5      30      20      10      10      20      10      20
RAIN SHWRS             SC IS                   IS          IS
TSTMS                  SC IS                   IS          IS

$$


This product is for planning and review purposes only and is not
to be substituted for an official fire weather spot forecast. The
data displayed are calculated from a 2.5 by 2.5 km digital
database and only approximates weather conditions in highly
varying terrain. Please relay any comments you have to the NWS via
email at rnk.webmaster@noaa.gov.

Below is a weather element key for this product.
(Note...winds do not reflect local terrain effects.)

DAY 1 THROUGH 3...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....Maximum/Minimum air temperature
TEMP(F).............................Air temperature
DEWPT(F)............................Dew point temperature
MIN/MAX RH OR MAX/MIN RH(%).........Maximum/Minimum humdity
RH(%)...............................Relative humidity
WIND DIR(8 POINT COMPASS)...........Wind direction
WIND SPD(MPH).......................Wind speed
CLOUDS(CATEGORY)....................Cloud cover category
     EXAMPLE: CL = CLEAR; FW = FEW; SC = Scattered; BK = Broken; OV = Overcast
CLOUDS(%)...........................Cloud cover as a percentage
VSBY................................Visibility value in statute miles
POP 12HR(%).........................Probability for accumulating precipitation
WEATHER...
   TYPE...
       RAIN...........Rain
       RAIN SHWRS.....Rain showers
       TSTMS..........Thunderstorms
       DRIZZLE........Drizzle
       SNOW...........Snow
       SNOWSHWRS......Snow showers
       SLEET..........Sleet
       FRZG RAIN......Freezing rain
       FRZG DRZL......Freezing drizzle
   COVERAGE...
       IS.............Isolated
       SC.............Scattered
       NM.............Numerous
       O..............Occasional
       S..............Slight chance
       C..............Chance
       L..............Likely
       WD.............Widespread
       D..............Definite
       AR.............Areas
       PA.............Patchy

MIX HGT(THOUSANDS OF FT AGL)........Mixing height
     Example: 6 = 6000 feet; 12 = 12000 feet; <1 = Less than 1000 foot
t WIND DIR(8 POINT COMPASS).........Transport Wind direction
T WIND SPD(MPH).....................Transport Wind speed
DISPERSION(CATEGORY)................Smoke Dispersion category
     Values: vp =Very Poor;PR = Poor; FR = Fair; GD = Good;
ADI (INDEX).........................Atmospheric Dispersion Index
MAX LVORI (INDEX)...................Low Visibility Occurrence Risk Index
STABILITY (CATEGORY)................Pasquill Turner Stability
CEILING (FT)........................Ceiling
STA PRES (INCHES MERCURY)...........Station pressure

Day 4 Through 7...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....Maximum/Minimum air temperature
TEMP(F).............................Air temperature
DEWPT(F)............................Dew Point temperature
RH(%)...............................Relative Humidity
WIND SPD(MPH).......................Wind Speed
     Example: <15 = less than 15 MPH; 15> = 15 MPH or greater
AVE CLOUDS(CATEGORY)................Average Cloud Cover Category
POP 12HR(%).........................Probability for accumulating precipitation
WEATHER.............................See Day 1 through 3 weather descriptions