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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 PM EDT Wed Sep 30 2026

NCZ005-010800-
RAWS 310540
36.38N  79.70W Elev. 858 ft
501 PM EDT Wed Sep 30 2026

Date           09/30/26      Thu 10/01/26            Fri 10/02/26            Sat
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                 59          87          62          90          66
TEMP             71 67 63 61 60 76 85 85 74 68 65 63 63 79 87 89 81 73 70 70 66
DEWPT            59 57 57 56 57 60 59 59 60 59 59 60 60 65 64 63 64 65 66 66 65
MIN/MAX RH                   91          41          90          42          96
RH               66 70 81 84 90 58 41 41 62 73 81 90 90 62 46 42 56 76 87 87 97
WIND DIR         SW SW SW SW SW SW SW SW  S SW SW SW SW SW SW SW SW  W NW  N NE
WIND SPD          1  1  1  2  2  5  6  6  3  3  3  4  5  8  8  8  4  3  2  3  6
CLOUDS           SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW SC B1 B1 B1 B2 B2
CLOUDS(%)        28 33 27 17 17 13 16 10 16  8  8 13  7 13 24 35 51 54 66 81 79
VSBY             10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10  6 10   
POP 12HR                      0           0           0           5          20
RAIN SHWRS                                                             IS IS SC
MIX HGT          <1 <1 <1 <1 <1  3  5  5 <1 <1 <1 <1 <1  2  6  6 <1            
T WIND DIR        S  S  S SW SW SW SW SW SW SW SW SW SW SW  W  W SW            
T WIND SPD        2  2  2  2  2 14 10 11  4  4  3  4  4 21 16 12  4            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI               1  1  1  1  2 50 64 69  2  2  2  2  5 68104 85  3            
MAX LVORI         3  3  5  5  6  1  1  1  3  3  5  6  6  1  1  1  3            
STABILITY         G  G  G  G  B  B  B  B  G  G  G  F  B  B  B  B  E            
CEILING              None  None  None  None  None  None  None  None 12700      
STA PRES            29.38 29.37 29.40 29.33 29.35 29.32 29.31 29.23            


Date           10/03Sun 10/04/26Mon 10/05/26Tue 10/06/26Wed 10/07/26
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       69      57      67      56      75      50      65      42      67
TEMP          69 64 59 58 64 63 59 57 72 65 55 50 63 56 46 44 65 58
DEWPT         61 59 58 58 62 62 59 57 60 57 52 44 44 44 42 41 45 47
RH            76 84 96100 93 97100100 66 75 90 80 50 64 86 89 48 67
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 OV OV OV B2 OV B2 B2 B1 SC SC SC FW FW FW FW FW FW
POP 12HR           50      70      70      40      10       0       0       0       0
RAIN                 L  L  L  L                                    
RAIN SHWRS    SC SC             SC SC                              
TSTMS               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