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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Fri Sep 4 2026

NCZ003-050800-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
231 PM EDT Fri Sep 4 2026

Date           09/04/26      Sat 09/05/26            Sun 09/06/26            Mon
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                 72          94          68          83          63
TEMP          92 83 77 74 72 74 87 91 91 81 75 72 69 70 77 81 78 74 69 67 64 63
DEWPT         68 71 70 69 67 68 71 69 70 70 69 69 68 68 71 70 71 68 66 65 63 63
MIN/MAX RH                   84          48          96          71          99
RH            46 67 79 84 84 82 59 49 50 69 82 90 97 93 82 69 79 82 90 93 97100
WIND DIR      SW NW  W NW  W NW NW NW  N NW NW NW  N  N NE  E NE NE  E  E  E  E
WIND SPD       4  1  1  1  2  3  5  6  6  3  2  1  0  1  3  4  4  3  2  2  2  2
CLOUDS        SC FW FW FW FW FW FW SC B1 SC SC FW SC B2 B2 B2 B2 B1 B2 B2 B2 B2
CLOUDS(%)     35  9  6  9  7  9 20 32 53 43 38 19 33 78 78 87 87 63 76 78 78 72
VSBY           9  9  9  9  9  9  9 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     10          20          40          60          40
RAIN SHWRS    IS                   IS IS IS IS       SC SC NM NM SC SC         
TSTMS                              IS IS IS IS             SC SC               
MIX HGT        4 <1 <1 <1 <1 <1  4  7  3 <1 <1 <1 <1 <1  3  3  3 <1            
T WIND DIR     W  W NW NW NW NW NW NW  W  W NW  N  N NW  N NE NE NE            
T WIND SPD     5  3  3  4  5  5 14  5  6  2 13  8  5  6 11 13 14  9            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           28  2  2  2  3  6 82 41 24  1  6  4  3  7 39 43 48  4            
MAX LVORI      2  3  4  5  5  4  1  1  2  3  4  6  8  6  4  3  3  5            
STABILITY      A  G  G  G  G  A  A  B  C  F  G  G  G  A  B  C  C  F            
CEILING        None  None  None  None  None  None  None  9400  2000  3600      
STA PRES      28.10 28.07 28.06 28.07 27.99 27.99 27.99 28.04 28.06            


Date           09/07Tue 09/08/26Wed 09/09/26Thu 09/10/26Fri 09/11/26
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       80      60      83      61      88      66      91      67      88
TEMP          76 73 63 62 80 76 65 63 85 80 68 69 89 82 71 68 85 79
DEWPT         64 62 60 60 64 62 59 59 65 65 63 62 66 67 64 63 63 62
RH            66 68 90 93 58 62 81 87 51 60 84 78 47 61 79 84 48 56
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 SC SC SC SC SC FW FW FW SC FW FW FW SC FW SC SC SC
POP 12HR           10       5       5       0       5       0       5      10      20
RAIN SHWRS                                                       IS
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