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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
258 AM EDT Sun Sep 13 2026

VAZ018-140800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
258 AM EDT Sun Sep 13 2026

Date           09/12/26      Sun 09/13/26            Mon 09/14/26            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                 67          85          65          84          56
TEMP                      68 68 76 83 83 72 69 68 67 67 76 82 81 68 63 61 58 58
DEWPT                     67 67 71 70 69 66 65 64 64 65 66 63 59 57 55 54 52 52
MIN/MAX RH                  100          60          93          47          83
RH                        97 97 85 65 63 81 87 87 90 93 71 53 47 68 75 78 80 80
WIND DIR                   W NW NW NW NW NW NW NW NW NW NW NW NW  N NE  E  E SE
WIND SPD                   2  4  5  5  6  4  3  3  4  4  4  5  4  3  1  2  1  1
WIND GUST                    14 18       17       14 17 14                     
CLOUDS                    B1 SC SC SC FW FW SC B1 CL FW FW FW FW FW FW SC FW FW
CLOUDS(%)                 52 33 34 34 14 14 27 51  4 22 21  8  9 19 24 29 24 18
VSBY                       2  2 10 10 10 10  9  7  7  6  9 10 10 10 10 10 10 10
POP 12HR                     60           5           0           0           0
RAIN SHWRS                                                                     
TSTMS                                                                          
Obvis                     PF                                                   
MIX HGT                   <1 <1  3  4  4 <1 <1 <1 <1 <1  4  5  5 <1 <1 <1 <1 <1
T WIND DIR                 W NW NW NW NW NW NW  W NW  N NW  N  N  N  N  E  E  E
T WIND SPD                 3  6  9  8 10 11 14  4 18 14 14 13 11  5  4 12  3  2
DISPERSION                VP             VP VP VP VP             VP VP VP VP   
ADI                        2  8 30 38 46  5  7  2  8 19 66 86 65  3  2  6  2  2
MAX LVORI                  8  8  4  3  1  4  5  6  5  4  3  1  1  3  4  4  5  5
STABILITY                  F  B  B  B  B  F  G  F  F  B  B  B  B  G  G  G  G  A
CEILING                    None  None  None  None  None  None  None  None  None
STA PRES                  27.76 27.80 27.76 27.81 27.81 27.89 27.91 27.98 28.02


Date           09/15Wed 09/16/26Thu 09/17/26Fri 09/18/26Sat 09/19/26
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       82      58      88      63      89      65      88      64      84
TEMP          79 70 61 61 87 74 67 65 86 76 68 66 86 75 69 65 81 72
DEWPT         62 59 56 56 67 64 61 60 66 63 60 61 67 65 63 62 67 64
RH            56 68 84 84 52 71 81 84 51 64 76 84 53 71 81 90 63 76
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW FW FW FW FW FW FW FW FW FW FW B1 SC SC SC B1
POP 12HR            0       0       5       0      10       5      40      20      50
RAIN SHWRS                                           SC 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