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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EDT Sat Sep 26 2026

VAZ046-270800-
RAWS 441101
37.39N  78.80W Elev. 804 ft
701 PM EDT Sat Sep 26 2026

Date           09/26/26      Sun 09/27/26            Mon 09/28/26            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                 55          76          59          74          59
TEMP             69 63 60 58 58 67 73 74 69 65 62 61 61 68 72 73 68 65 63 61 62
DEWPT            49 53 53 52 52 54 48 49 50 54 54 53 54 57 57 57 59 59 58 57 58
MIN/MAX RH                   84          40          83          57          91
RH               49 70 78 80 80 63 41 41 51 68 75 75 78 68 59 57 73 81 84 87 87
WIND DIR          N  N NW  W  W NW NW NW NW NW  W  W  W NW NW NW  E  N  N NW NW
WIND SPD          8  5  5  5  6  9 10 10  5  3  4  3  3  3  4  3  1  1  1  1  2
CLOUDS           FW B1 B1 SC FW FW SC SC B1 SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC FW
CLOUDS(%)         7 52 52 38 21 15 36 45 63 47 55 56 64 53 51 57 58 66 48 28 13
VSBY             10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                     10           5           5           0           0
MIX HGT          <1 <1 <1 <1 <1  3  5  5 <1 <1 <1 <1 <1  4  5  4 <1            
T WIND DIR        N  N  W  W  W NW NW NW NW NW NW NW  W NW NW NW NE            
T WIND SPD        6  4  4  5  5 17 17 19 12 14  9  6  5  5  5  4 10            
DISPERSION       PR PR PR PR             PR VP VP VP             VP VP VP VP   
ADI               3  3  3  3  6 58 73 83  8  7  6  3  4 20 17 18  5            
MAX LVORI         3  4  5  5  5  1  1  1  2  3  4  5  5  3  2  2  3            
STABILITY         F  E  E  F  B  B  C  C  E  F  E  F  C  C  D  C  F            
CEILING              None  None  None  None  None  None  None  None  3300      
STA PRES            29.21 29.16 29.13 29.09 29.14 29.15 29.20 29.20            


Date           09/29Wed 09/30/26Thu 10/01/26Fri 10/02/26Sat 10/03/26
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       78      59      84      61      86      64      84      65      76
TEMP          76 70 61 60 81 73 64 62 83 76 67 65 81 75 67 65 75 69
DEWPT         60 63 61 60 62 61 60 60 63 63 62 63 65 65 63 62 65 65
RH            58 78100100 53 66 87 93 51 64 84 93 58 71 87 90 71 87
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW SC FW FW CL FW SC SC SC SC SC SC SC SC B1 SC B1 B2
POP 12HR            0       0       0       0       0       5      10      20      50
RAIN SHWRS                                              IS IS IS 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