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

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

Date           03/21/26      Sun 03/22/26            Mon 03/23/26            Tue
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                 56          84          57          60          34
TEMP                59 58 56 57 71 82 83 75 70 66 63 58 57 59 57 51 45 40 36 35
DEWPT               42 44 48 51 57 54 51 50 52 53 54 50 45 37 31 28 27 27 26 25
MIN/MAX RH                   83          32          74          36          68
RH                  53 59 74 80 61 38 33 41 53 63 72 75 64 44 37 41 49 59 67 66
WIND DIR             W  W  W  W  W  W  W  W  W  W  W NW NW NW NW NW NW  N  N NE
WIND SPD             4  6  8  9 10  8 10 10 11 13 11 10 11 12 11 10  8  3  2  2
WIND GUST                       21 21 24 24 28 32 34 34 32 28 27 25 18 13      
CLOUDS              CL FW FW SC FW FW SC FW FW B1 B2 B2 SC FW FW FW FW SC SC SC
CLOUDS(%)            0 17 13 26 20 23 31 10  6 51 84 82 39 11  7 18 17 38 48 50
VSBY                10 10 10 10 10 10 10 10 10 10 10 10  9  9  9  9            
POP 12HR                      5           5          30          10           0
RAIN SHWRS                                     IS SC                           
TSTMS                                          IS                              
MIX HGT             <1 <1 <1 <1  2  5  6 <1 <1 <1  2  2  3  3  4  3            
T WIND DIR           W  W  W  W  W  W  W  W  W  W  W  N NW NW NW  N            
T WIND SPD           3  3  5  6 14 19 23  8  9 10 13 20 16 17 19 18            
DISPERSION          VP PR PR             FR FR FR FR             FR PR VP VP   
ADI                  2  2  3  7 31111151  5  6  9 15 37 47 57 75 12            
MAX LVORI            2  3  4  4  1  1  1  2  2  3  3  3  1  1  1  2            
STABILITY            G  G  G  B  B  B  B  E  E  D  D  D  C  C  C  E            
CEILING              None  None  None  None  None  7000  None  None  None      
STA PRES            27.67 27.63 27.64 27.56 27.56 27.54 27.72 27.86            


Date           03/24Wed 03/25/26Thu 03/26/26Fri 03/27/26Sat 03/28/26
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       58      39      64      45      69      52      68      38      57
TEMP          54 49 41 41 62 56 48 47 67 64 58 54 63 56 44 39 54 49
DEWPT         24 25 26 29 37 38 39 42 49 49 49 47 43 36 33 31 31 28
RH            31 39 55 62 39 51 71 83 52 58 72 77 48 47 65 73 41 44
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC FW B1 B1 B1 B2 SC SC B1 B1 B1 B2 B1 B1 B1 B1 B1 SC
POP 12HR            0       5      10      20      30      40      40      40      30
RAIN SHWRS                      IS IS SC SC SC SC SC SC SC SC 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