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

VAZ018-140800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
131 AM EDT Mon Apr 13 2026

Date           04/12/26      Mon 04/13/26            Tue 04/14/26            Wed
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08

MIN/MAX TEMP                 59          80          59          85          61
TEMP                   61 60 62 74 78 78 69 65 61 60 61 76 82 84 76 68 63 62 63
DEWPT                  46 45 45 46 47 45 46 46 45 46 48 53 53 53 51 52 52 50 49
MIN/MAX RH                   58          32          62          34          66
RH                     58 58 54 37 33 31 44 50 56 60 62 45 37 34 42 57 67 65 60
WIND DIR               SW SW SW SW  W  W  W  W  W  W  W  W  W  W SW  W  W  W  W
WIND SPD                6  6  6  9  9  6  4  3  2  2  3  5  6  5  3  3  3  3  3
WIND GUST              21 24 25 28 25 23 17 13 13 13 14 20 19 19 14 14 14 14 16
CLOUDS                 B1 B2 B1 B1 B2 B1 SC FW SC SC SC SC SC SC FW FW SC SC FW
CLOUDS(%)              52 71 59 68 73 65 32 24 26 40 44 32 48 40 19 20 39 44 25
VSBY                   10 10 10 10  9 10 10  9 10 10 10 10 10 10 10            
POP 12HR                      5          20           5          20           5
RAIN SHWRS                         IS                      IS IS               
TSTMS                                                      IS                  
MIX HGT                <1 <1 <1  5  6  4 <1 <1 <1 <1 <1  3  5  3 <1            
T WIND DIR              S SW SW  W  W  W SW  W  W  W  W  W  W SW SW            
T WIND SPD              4  1  6 31 29 23 11  4  3  4  4 13 12 13 10            
DISPERSION             PR PR             VP VP VP VP             VP VP VP VP   
ADI                     3  1  5125132 89  5  2  2  2  4 53 78 53  5            
MAX LVORI               3  3  3  1  1  1  2  2  3  3  3  1  1  1  2            
STABILITY               E  E  C  C  C  C  F  G  G  G  A  A  B  A  G            
CEILING                   19800 10500  None  None  None  None  None  None      
STA PRES                  27.99 28.01 27.99 27.96 27.93 27.93 27.86            


Date           04/15Thu 04/16/26Fri 04/17/26Sat 04/18/26Sun 04/19/26
UTC 6hrly     18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MAX/MIN TEMP       89      61      87      61      86      60      90      62      81
TEMP          86 79 65 63 85 78 65 63 83 76 62 62 87 79 68 63 77 67
DEWPT         49 48 47 50 50 47 48 54 48 46 47 50 51 49 50 50 47 44
RH            28 34 52 62 30 33 54 72 30 34 58 65 29 35 52 62 35 43
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC B1 B1 B1 SC SC SC FW SC SC SC B1 B1 B1 B1 B1
POP 12HR            0       0      10      20      20       0      20      20      40
RAIN SHWRS                      IS IS IS             IS IS IS SC SC
TSTMS                                                            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