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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 AM EDT Mon Sep 14 2026

VAZ046-142000-
RAWS 441101
37.39N  78.80W Elev. 804 ft
401 AM EDT Mon Sep 14 2026

Date             Mon 09/14/26            Tue 09/15/26            Wed 09/16/26
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                 85          56          83          56          88
TEMP          68 70 79 82 83 74 66 60 57 57 73 80 82 74 64 60 57 59 77 85 87 78
DEWPT         67 67 68 65 63 60 53 50 49 50 54 57 59 59 58 58 56 58 62 63 63 63
MAX/MIN RH                   50          78          44         100          44
RH            97 90 69 56 51 62 63 69 75 77 51 45 46 59 81 93 96 96 60 48 45 60
WIND DIR       W  N NE NE NE NE NE NE  N NE  E  E  E  E SE  S  N SW  S SE SE  E
WIND SPD       3  5  9  9  8  8  6  4  4  4  4  3  3  2  2  1  0  1  3  3  3  2
WIND GUST                    18                                                
CLOUDS        FW FW FW FW FW FW FW FW FW FW SC SC CL FW FW CL CL CL CL CL FW CL
CLOUDS(%)     16 16 20 13 10 13 13  7  9 22 34 35  5 21  7  5  3  0  1  4  6  4
VSBY           7 10 10 10 10 10 10 10 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  5  5 <1 <1 <1 <1 <1  3  4  4 <1 <1 <1 <1 <1  3  4  4 <1
T WIND DIR     W NW  N  N  N NE NE NE NE NE  E NE  E  E SE SE  N  N  W SE SE SE
T WIND SPD     3  2 16 10  9 17 17  9  4  4  6  3  3  3  2  1  1  0  3  3  3  4
DISPERSION    VP             PR PR VP VP             VP VP VP VP             VP
ADI            2  2 55 43 52 12  8  4  2  5 27 18 17  2  1  1  1  0 12 16 18  2
MAX LVORI      8  6  3  1  1  2  3  3  4  4  2  2  2  3  5  9 10  9  2  2  2  3
STABILITY      G  B  C  C  B  E  F  F  F  B  B  B  B  G  G  G  G  A  B  B  B  G
CEILING              None  None  None  None  None  None  None  None  None  None
STA PRES            29.36 29.37 29.48 29.56 29.63 29.58 29.61 29.63 29.64 29.59


Date          Thu 09/17/26Fri 09/18/26Sat 09/19/26Sun 09/20/26
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       60      90      65      93      65      89      66      87
TEMP          64 63 88 79 68 67 91 81 70 66 86 79 68 68 85 77
DEWPT         61 60 64 63 60 61 67 68 65 64 67 66 66 66 68 68
RH            90 90 45 58 76 81 45 65 84 93 53 64 93 93 57 74
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW CL CL FW FW FW FW B1 SC SC SC SC SC SC SC B1
POP 12HR            0       5       0      30      20      20      20      30
RAIN SHWRS                         SC IS       IS IS       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