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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
802 AM EDT Mon Apr 13 2026

VAZ012-132000-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
802 AM EDT Mon Apr 13 2026

Date             Mon 04/13/26            Tue 04/14/26            Wed 04/15/26
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                 78          54          81          57          85
TEMP                72 75 75 66 60 57 55 57 73 79 80 73 65 61 58 60 76 82 84 76
DEWPT               44 47 48 46 44 44 44 46 49 51 51 50 51 49 46 46 48 47 45 45
MAX/MIN RH                   35          69          36          65          26
RH                  37 37 38 48 55 62 66 67 43 38 36 44 60 65 64 60 37 29 26 33
WIND DIR             W  W  W  W  W  W  W  W  W  W  W SW SW  W  W  W  W  W  W  W
WIND SPD             5  6  5  2  2  2  2  3  5  5  4  2  2  3  3  3  4  3  3  2
CLOUDS              B1 B2 B1 B1 FW SC SC SC SC SC SC FW FW FW SC SC FW SC SC SC
CLOUDS(%)           62 72 66 58 17 33 39 44 32 43 31 25 19 23 29 30 16 34 31 36
VSBY                10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     30          10          20           0           0
RAIN SHWRS             SC                      IS IS                           
MIX HGT              4  5  3 <1 <1 <1 <1 <1  3  5  4 <1 <1 <1 <1 <1  3  5  5 <1
T WIND DIR           W  W SW SW SW SW  W  W  W  W SW  W  W  W  W  W  W  W SW  W
T WIND SPD          28 19 24 10  4  4  8 10 17 16 13  6  5  8  8  9 14 14 17  6
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                106 82101  5  2  2  4 10 65 91 77  3  3  4  4  9 53 90110  3
MAX LVORI            1  1  1  2  3  3  3  3  1  1  1  2  3  3  3  3  1  1  1  2
STABILITY            C  C  B  F  G  G  G  A  A  A  A  G  G  G  G  A  A  A  A  G
CEILING              7400  7000  None  None  None  None  None  None  None  None
STA PRES            27.47 27.45 27.42 27.39 27.39 27.35 27.34 27.32 27.33 27.29


Date          Thu 04/16/26Fri 04/17/26Sat 04/18/26Sun 04/19/26
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       55      83      55      83      54      88      53      71
TEMP          60 59 81 74 60 57 81 73 57 57 85 78 63 57 68 59
DEWPT         47 48 47 46 48 52 47 46 47 48 48 49 50 49 40 36
RH            62 67 30 37 64 83 30 38 69 72 28 36 62 75 36 42
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 SC SC SC SC FW SC SC SC B1 B1 B1 B1 B1 B1
POP 12HR            0       5      20       5       0      20      30      40
RAIN SHWRS                IS IS                IS SC SC SC 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