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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Thu Sep 10 2026

VAZ018-102000-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
801 AM EDT Thu Sep 10 2026

Date             Thu 09/10/26            Fri 09/11/26            Sat 09/12/26
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                 88          68          84          67          81
TEMP                81 87 84 74 72 70 68 68 78 83 80 71 69 68 67 68 74 79 77 70
DEWPT               68 69 70 67 66 66 65 66 70 70 71 68 67 66 66 67 72 72 73 69
MAX/MIN RH                   56          93          66          97          78
RH                  65 55 63 79 81 87 90 93 76 65 74 90 93 93 97 97 93 79 87 97
WIND DIR             W  W  W  W  W  W  W NW  N NE  E  E SE SE  E SE SE SE SE  S
WIND SPD             8  6  6  3  3  3  3  2  2  2  2  2  1  1  1  2  2  3  2  1
WIND GUST           24 20 19 13                                                
CLOUDS              FW SC B1 B1 B1 SC SC B1 B1 B2 B2 B1 B2 B2 B2 B2 B2 OV OV B2
CLOUDS(%)           25 33 55 57 52 31 32 63 69 79 72 59 74 75 75 82 85 88 88 74
VSBY                10 10 10 10  7  6  5  4  8  3  3  6  6  7  7 10 10 10 10 10
POP 12HR                     20          20          70          40          80
RAIN SHWRS                IS       IS       IS SC NM SC SC       IS IS  O  O SC
TSTMS                     IS       IS       IS SC SC IS             IS SC SC SC
MIX HGT              3  5  3 <1 <1 <1 <1 <1  2  3  1 <1 <1 <1 <1 <1  1  2  2 <1
T WIND DIR           W  W  W  W  W NW  N  E  E  E  E NE  E  E  E SE SE  S  S  S
T WIND SPD          10 14 11  9  2  1  1  1  6  8  5  3  3  2  2  3  3  6  8  4
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                 38 82 29  4  1  1  1  1 17 25 11  2  2  1  1  3  5 19 18  2
MAX LVORI            1  1  2  4  5  6  7  8  3  3  3  7  7  7  8  8  6  3  4  8
STABILITY            B  B  D  F  F  G  G  C  C  C  C  F  F  F  F  C  C  C  C  F
CEILING              None  None  None  None   500   800     0     0   100   500
STA PRES            27.83 27.78 27.79 27.80 27.85 27.83 27.87 27.86 27.89 27.85


Date          Sun 09/13/26Mon 09/14/26Tue 09/15/26Wed 09/16/26
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       67      85      64      86      63      86      65      88
TEMP          69 68 83 74 67 66 83 74 67 65 83 75 69 67 86 76
DEWPT         67 67 70 67 64 64 67 65 62 62 68 66 64 64 69 67
RH            93 97 65 79 90 93 59 74 84 90 61 74 84 90 57 74
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B1 B1 SC FW SC SC SC FW SC SC SC FW FW FW B1
POP 12HR           50      20       5      10       5      20       5      40
RAIN SHWRS    SC       IS                      IS          SC
TSTMS         SC       IS                      IS          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