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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Fri Sep 26 2025

VAZ018-262000-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
801 AM EDT Fri Sep 26 2025

Date             Fri 09/26/25            Sat 09/27/25            Sun 09/28/25
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                 79          63          70          60          76
TEMP                72 78 77 67 66 65 64 64 67 69 69 64 64 63 62 62 71 76 74 65
DEWPT               62 60 61 62 62 64 63 63 66 68 67 64 63 62 61 60 65 66 66 63
MAX/MIN RH                   54          99          94          99          71
RH                  71 54 58 84 87 97 97 97 97 97 93100 97 97 97 93 81 71 76 93
WIND DIR            NW  W NW  N NE  E  E  E  E  E  E NE  N  N  N  N NE  E  E  E
WIND SPD             2  2  2  1  1  2  2  2  2  2  2  2  2  2  2  2  3  4  3  2
CLOUDS              B2 B1 B1 B2 B2 OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B1 SC
CLOUDS(%)           72 69 65 82 86 94 96 95 92 93 91 84 79 80 78 75 70 74 55 47
VSBY                10 10 10 10  7  1  0  0  3  6  6  6  6  7  7  7  7  7  7  7
POP 12HR                     30          70          90          40          30
RAIN SHWRS                IS IS SC SC NM  O  O  O  O SC SC IS IS IS IS SC SC IS
TSTMS                     IS IS SC IS IS SC SC SC SC                   IS IS   
MIX HGT              3  4  3 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1  1  3  1 <1
T WIND DIR           N  N SE SE SE  E  E  E  E  E  E  E  E  E  E NE NE NE NE NE
T WIND SPD           2  1  5  5  4  4  4  5  8  5  4  4  4  4  4  6 10 11  9  9
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                  7  4 19  3  2  2  2  4  7  5  5  2  2  2  2  5 17 25 18  4
MAX LVORI            3  3  2  5  6  6  8  9  6  7  6  9  8  8  8  7  3  3  3  7
STABILITY            C  C  C  F  F  F  F  C  C  C  C  F  F  F  F  C  C  D  C  F
CEILING               600  2200  1000   700   700   700   700   700     0  None
STA PRES            27.71 27.68 27.72 27.73 27.74 27.72 27.76 27.79 27.86 27.87


Date          Mon 09/29/25Tue 09/30/25Wed 10/01/25Thu 10/02/25
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       60      71      61      70      58      70      50      65
TEMP          63 61 71 63 64 63 70 63 62 60 69 59 55 51 65 53
DEWPT         61 59 66 63 62 60 66 63 60 56 61 56 51 46 50 48
RH            93 93 84100 93 90 87100 93 87 76 90 86 83 58 83
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 SC
POP 12HR           30      40      50      40      30      20      10      10
RAIN SHWRS    IS SC SC SC SC SC SC SC SC IS IS IS            
TSTMS               IS IS 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