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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
901 AM EDT Fri Sep 11 2026

VAZ024-112000-
RAWS 441631
37.63N  79.51W Elev. 865 ft
901 AM EDT Fri Sep 11 2026

Date             Fri 09/11/26            Sat 09/12/26            Sun 09/13/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 83          67          84          66          89
TEMP                79 83 79 73 70 68 67 68 74 81 82 74 70 69 68 68 78 86 88 79
DEWPT               72 71 72 71 69 67 66 67 73 74 73 72 70 69 68 68 73 72 71 71
MAX/MIN RH                   68          99          73         100          57
RH                  79 67 79 93 97 97 97 97 97 79 74 93100100100100 85 63 57 77
WIND DIR            SW SE  E  E  E  N  N  N SE SE SE  N  N  N  N  W NW  W  W NW
WIND SPD             1  3  3  1  1  0  0  0  1  3  2  0  0  0  0  1  2  2  2  1
CLOUDS              B2 B2 OV B2 OV B1 B2 B2 OV B2 B2 OV OV B2 B1 SC SC SC SC FW
CLOUDS(%)           73 78 91 76 88 69 77 73 90 76 74 95 91 77 61 46 33 40 40 25
VSBY                10 10 10  8  3  1  1  0  5  3  3  4  4 10 10 10 10  7  7 10
POP 12HR                     70          40          60          80          20
RAIN SHWRS          IS NM NM SC IS             IS SC  O  O IS IS IS IS IS IS   
TSTMS               IS SC SC IS                IS SC SC SC             IS IS   
Obvis                              PF PF PF                                    
MIX HGT              3  3  2 <1 <1 <1 <1 <1  1  2  3 <1 <1 <1 <1 <1  2  4  4 <1
T WIND DIR          SW  S NE  E  E  E  N NE  E  E SE NW NE  N  W SW NW NW NW NW
T WIND SPD           2  2  8  3  4  2  2  4  4  5  4  1  1  2  1  3 11 14 12  3
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                  7  8 19  2  2  1  1  4  7 16 14  1  1  1  1  3 34 75 61  2
MAX LVORI            4  3  3  7  9 10 10  9  6  4  4  9 10 10 10  9  4  1  1  4
STABILITY            C  C  C  F  F  F  F  C  C  C  C  F  F  F  F  A  B  B  B  G
CEILING                    2100   300   300   300   300   300   300  None  None
STA PRES                  28.52 28.55 28.56 28.59 28.55 28.54 28.51 28.52 28.49


Date          Mon 09/14/26Tue 09/15/26Wed 09/16/26Thu 09/17/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       64      88      62      84      62      90      64      90
TEMP          68 66 87 77 65 63 81 74 65 63 87 78 67 66 88 79
DEWPT         67 66 68 67 62 61 66 66 63 62 69 69 65 65 70 69
RH            97100 53 71 90 93 60 76 93 97 55 74 93 97 55 72
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW FW SC SC SC SC SC FW FW FW FW SC FW FW B1
POP 12HR            0      10       5       0       0      20      10      30
RAIN SHWRS                                     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