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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 PM EDT Tue Sep 8 2026

NCZ005-090800-
RAWS 310540
36.38N  79.70W Elev. 858 ft
501 PM EDT Tue Sep 8 2026

Date           09/08/26      Wed 09/09/26            Thu 09/10/26            Fri
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                 60          88          65          92          69
TEMP             74 68 64 61 62 78 86 86 77 70 68 66 67 82 90 91 83 75 72 69 70
DEWPT            59 58 58 58 60 64 62 61 60 60 61 62 64 66 65 64 63 65 66 66 67
MIN/MAX RH                   95          41          90          40          94
RH               59 70 81 90 93 62 45 43 56 71 78 87 90 58 44 41 51 71 81 90 90
WIND DIR          S  S  S SW SW SW SW  S  S  S SW SW SW SW SW SW SW SW SW  W  N
WIND SPD          2  3  2  2  2  5  5  5  4  4  5  6  6  9  9  9  5  4  3  2  2
CLOUDS           FW SC SC FW FW SC SC CL CL FW FW CL CL FW FW CL FW FW SC FW SC
CLOUDS(%)        24 30 38 23 13 27 40  3  4  9 12  1  2  6 13  4 15 16 28 24 27
VSBY             10 10 10 10  9 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                      0           0           0           0           0
MIX HGT          <1 <1 <1 <1 <1  3  6  6 <1 <1 <1 <1 <1  3  7  7 <1            
T WIND DIR       SE  S  S  S  S SW SW SW  S  S SW SW SW  W  W SW SW            
T WIND SPD        3  3  3  3  3  9  9 11  5  5  6  6  5 17 13 10  4            
DISPERSION       VP VP VP VP             VP VP PR PR             PR VP VP VP   
ADI               2  2  2  2  4 37 61 75  3  3  3  3  6 52 64 50  2            
MAX LVORI         3  3  5  7  6  1  1  1  3  3  4  6  5  1  1  1  2            
STABILITY         G  G  G  G  B  B  B  B  F  F  F  F  B  C  C  C  F            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            29.52 29.53 29.54 29.43 29.40 29.37 29.34 29.22            


Date           09/11Sat 09/12/26Sun 09/13/26Mon 09/14/26Tue 09/15/26
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       90      67      85      67      88      67      89      66      89
TEMP          89 78 69 69 83 77 70 69 86 80 70 69 87 80 70 68 87 80
DEWPT         69 69 69 69 73 72 70 69 72 71 70 69 69 67 66 67 68 68
RH            52 74100100 72 85100100 63 74100100 55 65 87 97 53 67
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 B2 B2 B2 B2 B1 B1 B1 B1 SC SC FW SC FW FW FW FW
POP 12HR           40      60      70      40      30      10      10       5      20
RAIN SHWRS       SC NM SC SC NM SC       SC                      IS
TSTMS            SC IS       SC IS       SC                      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