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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 PM EDT Tue May 12 2026

VAZ024-122000-
RAWS 441631
37.63N  79.51W Elev. 865 ft
131 PM EDT Tue May 12 2026

Date             Tue 05/12/26            Wed 05/13/26            Thu 05/14/26
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                 74          49          76          47          66
TEMP                   70 72 67 58 54 51 53 69 74 72 65 58 53 48 48 59 64 65 58
DEWPT                  44 45 47 43 41 41 43 50 54 57 56 53 49 45 44 43 42 42 40
MAX/MIN RH                   38          70          48          90          42
RH                     39 38 49 57 61 68 69 51 50 59 73 83 86 89 86 55 45 43 51
WIND DIR               SW  S  S SW SW SW SW SW SW SW SW  W NW  W NW NW NW NW NW
WIND SPD                6  8  3  3  4  4  3  5  6  5  3  2  2  3  6 10 10 11  6
WIND GUST                    13 14 17 16    16 17 16 13          19 23 21 24 23
CLOUDS                 CL FW FW FW CL CL CL SC B1 B2 B2 SC FW CL CL SC B1 SC FW
CLOUDS(%)               4  7 10  8  5  4  4 27 57 83 76 44 17  4  3 44 55 49 20
VSBY                   10 10 10 10 10 10 10 10 10  8  8  8  8 10 10  8  9  9  9
POP 12HR                      0           0          50          40           0
RAIN SHWRS                                     SC SC SC IS                     
TSTMS                                          IS SC IS                        
MIX HGT                 7  6 <1 <1 <1 <1  1  4  3  3 <1 <1 <1 <1  2  5  6  5  2
T WIND DIR             SW  S  S  S  S  S  S  S SW SW  S  W NW NW NW NW NW NW NW
T WIND SPD              9 14  8  6  6  5 14 17 19  8  8  5 14 10 20 23 20 24 14
DISPERSION                   VP VP VP VP             VP VP VP VP             PR
ADI                    76111  4  3  3  3 21 85 65 26  4  3  7  5 48131131100  7
MAX LVORI               1  1  2  3  3  3  3  1  1  2  3  5  5  6  4  1  1  1  2
STABILITY               A  A  G  G  G  F  A  B  C  C  F  F  G  G  B  B  B  C  F
CEILING                    None  None  None  None  3000  None  None  None  None
STA PRES                  28.62 28.60 28.55 28.49 28.38 28.36 28.37 28.37 28.37


Date          Fri 05/15/26Sat 05/16/26Sun 05/17/26Mon 05/18/26
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       42      76      52      88      60      91      63      93
TEMP          48 50 73 69 54 56 85 80 64 64 90 80 67 66 91 85
DEWPT         39 39 43 47 44 48 59 61 58 59 62 63 59 60 63 64
RH            71 66 34 45 69 74 41 52 81 84 39 56 75 81 40 50
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW CL FW SC SC SC FW SC B1 SC SC SC SC SC FW FW
POP 12HR            0       0       0      20      30      20      10      10
RAIN SHWRS                         IS SC       IS            
TSTMS                              IS SC       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