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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Sun May 10 2026

VAZ018-102000-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
801 AM EDT Sun May 10 2026

Date             Sun 05/10/26            Mon 05/11/26            Tue 05/12/26
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                 80          54          68          42          72
TEMP                73 78 77 67 61 57 55 56 59 63 65 58 50 45 43 47 62 69 71 63
DEWPT               50 49 49 51 51 50 49 50 51 47 42 39 36 34 33 37 38 38 38 41
MAX/MIN RH                   35          82          42          71          29
RH                  44 36 37 56 70 77 80 80 75 56 43 49 58 65 67 68 41 32 30 44
WIND DIR             W  W  W  W NW NW  N  N  N NW NW NW NW NW NW NW  N  W SW  S
WIND SPD             5  6  8  3  2  1  1  2  2  3  5  3  2  2  1  1  2  3  3  2
WIND GUST           19 19 21 16                      16                        
CLOUDS              CL FW FW B1 B1 SC B2 OV OV OV B1 FW FW FW FW FW CL CL CL FW
CLOUDS(%)            2 17 23 56 54 31 77 92 90 91 66 24 10  9 14  8  1  3  5 12
VSBY                10 10 10 10 10  5  3  8  7 10 10  9  9  9  9 10 10 10 10 10
POP 12HR                     10          60          70           0           0
RAIN SHWRS                            NM NM NM                                 
MIX HGT              5  8  7 <1 <1 <1 <1  1  2  3  5 <1 <1 <1 <1 <1  4  6  6 <1
T WIND DIR           W  W  W NW NW  N NE NE NE NE NE  N  N NW NW NW  N  N SW SE
T WIND SPD          18 17 18 14  3  3  4 16 18  9  5  5  5  5  4  3  6  3  2  3
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                111141140  7  2  2  2 25 46 35 24  3  3  3  2  4 38 25 16  2
MAX LVORI            1  1  1  3  3  4  5  3  3  1  2  2  3  3  3  3  1  2  2  2
STABILITY            A  B  B  F  F  G  F  B  B  B  C  G  G  G  G  A  A  A  A  G
CEILING              None  None  None  2300   400   500  None  None  None  None
STA PRES            27.78 27.75 27.81 27.82 27.90 27.86 27.88 27.91 27.94 27.89


Date          Wed 05/13/26Thu 05/14/26Fri 05/15/26Sat 05/16/26
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       50      72      48      65      44      74      53      83
TEMP          51 54 68 64 53 51 64 59 48 49 71 67 55 58 80 75
DEWPT         38 43 51 50 45 43 41 39 38 40 44 46 44 48 53 54
RH            61 66 54 60 74 74 43 47 68 71 38 47 66 69 39 48
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW SC B1 B2 B1 FW SC FW FW CL FW FW FW FW SC SC
POP 12HR            5      70      30       5       0       5      10      10
RAIN SHWRS          SC NM SC                                 
TSTMS                  SC                                    

$$


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