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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1201 AM EDT Sat Mar 21 2026

VAZ018-220800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
1201 AM EDT Sat Mar 21 2026

Date           03/20/26      Sat 03/21/26            Sun 03/22/26            Mon
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                 55          73          52          82          52
TEMP                   57 56 55 63 71 73 65 58 55 53 54 69 79 82 71 65 61 58 52
DEWPT                  48 51 50 51 46 44 44 44 46 48 49 55 54 50 49 50 50 50 49
MIN/MAX RH                   84          35          86          33          88
RH                     72 83 83 65 41 35 46 59 72 83 83 61 42 33 46 58 67 75 89
WIND DIR                W NW NW NW  W  W NW  W  W  W  W  W  W  W SW  W  W  W NW
WIND SPD                6  5  3  3  2  3  2  1  2  2  2  4  6  6  8 10 11 14 16
WIND GUST              25 21 17 14                   13 18 20 23 21 24 27 31 32
CLOUDS                 B1 B2 B1 B1 B1 SC FW FW FW SC SC SC SC SC FW SC B1 B1 B2
CLOUDS(%)              53 76 64 68 65 33 25  9 16 39 39 34 43 35 22 40 58 69 80
VSBY                   10 10 10 10 10 10 10 10  9  9 10 10 10 10 10 10  7  7   
POP 12HR                     40           5          10           5          30
RAIN SHWRS                                                             SC SC IS
TSTMS                                                                          
MIX HGT                <1 <1 <1  2  4  5 <1 <1 <1 <1 <1  2  5  6 <1            
T WIND DIR              W  W NW NW NW  W  W  W  W  W  W  W  W  W SW            
T WIND SPD             10  8  5 10  8  8  4  3  3  3  5 10 14 18  6            
DISPERSION             PR PR             VP VP VP VP             PR FR FR GD   
ADI                     7  5  4 26 39 49  2  2  2  2  6 25 80120  5            
MAX LVORI               3  4  5  2  1  1  2  3  3  5  4  2  1  1  2            
STABILITY               E  E  C  C  B  B  G  G  G  G  B  B  B  B  E            
CEILING                    2100  1100  None  None  None  None  None  None      
STA PRES                  27.62 27.68 27.67 27.70 27.67 27.67 27.57            


Date           03/23Tue 03/24/26Wed 03/25/26Thu 03/26/26Fri 03/27/26
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       64      35      57      39      58      39      70      49      64
TEMP          61 54 42 36 55 50 42 41 56 50 42 42 65 62 58 51 61 52
DEWPT         38 28 25 24 22 24 27 29 34 31 31 33 40 41 44 42 41 33
RH            42 36 50 61 27 36 55 62 43 48 65 70 40 46 59 71 48 48
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 FW CL SC SC B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1
POP 12HR           20       5       0      10      20      20      10      40      50
RAIN SHWRS    IS                      IS IS IS          IS 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