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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EDT Fri Sep 25 2026

VAZ046-252000-
RAWS 441101
37.39N  78.80W Elev. 804 ft
301 AM EDT Fri Sep 25 2026

Date             Fri 09/25/26            Sat 09/26/26            Sun 09/27/26
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                 72          49          76          52          79
TEMP          49 49 62 68 71 62 54 52 50 50 71 76 74 64 58 54 52 53 69 74 74 68
DEWPT         43 41 40 41 40 42 41 41 42 43 46 44 45 48 48 47 47 47 49 49 51 53
MAX/MIN RH                   31          76          32          85          42
RH            80 74 44 37 32 48 61 66 74 77 41 32 35 56 69 77 83 80 49 41 44 59
WIND DIR       N  N  N  N  N  N  N  N NW NW  N  N  N  N  N NW  W NW NW  N  N  N
WIND SPD       9  9 13 11 11  5  5  6  6  6  9 10 10  4  4  4  5  5  8  8  9  4
WIND GUST              21                                                      
CLOUDS        SC FW CL CL FW FW FW CL FW CL FW FW FW SC FW FW FW FW FW SC SC B1
CLOUDS(%)     32 14  5  4 19  7  7  1 10  1 12 12 23 36 17 12 17 10 18 34 48 55
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10                        
POP 12HR                      0           0           0           0           0
MIX HGT       <1 <1  3  4  4 <1 <1 <1 <1 <1  4  5  5 <1 <1 <1 <1 <1  3  5  5 <1
T WIND DIR     N  N  N  N  N  N  N NW NW NW  N  N  N  N NW  W  W  W NW NW  N NW
T WIND SPD     8  8 26 20 20  6  6  6  6  6 20 23 20  5  6  4  5  6 14 14 16  9
DISPERSION    PR             PR PR PR PR             VP VP VP PR             VP
ADI            5  7 81 75 76  3  3  3  3  7 75 98 86  3  3  2  3  7 63 86 66  6
MAX LVORI      4  4  1  1  1  2  3  3  3  4  1  1  1  3  3  4  5  4  1  1  1  3
STABILITY      E  C  C  C  C  F  F  F  F  B  C  C  C  F  F  F  F  B  B  B  C  E
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            29.39 29.31 29.32 29.25 29.22 29.18 29.19 29.14 29.12 29.12


Date          Mon 09/28/26Tue 09/29/26Wed 09/30/26Thu 10/01/26
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       57      78      57      81      56      83      61      84
TEMP          60 58 77 70 61 59 77 71 59 58 80 74 64 62 79 75
DEWPT         53 54 58 60 59 58 59 60 59 57 59 61 61 61 64 66
RH            78 86 52 71 93 96 54 68100 96 49 64 90 97 60 74
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 SC SC B1 B1 SC FW FW FW FW FW SC SC SC SC B1
POP 12HR            0       0       0       0       0       0      10      10

$$


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