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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Tue Sep 22 2026

NCZ006-222000-
RAWS 310801
36.37N  79.29W Elev. 580 ft
801 AM EDT Tue Sep 22 2026

Date             Tue 09/22/26            Wed 09/23/26            Thu 09/24/26
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                 79          59          65          54          65
TEMP                76 79 74 67 65 63 61 61 64 65 64 62 61 59 57 54 59 63 65 61
DEWPT               73 71 70 67 65 63 61 61 64 64 64 62 61 59 57 54 59 60 61 58
MAX/MIN RH                   77         100          97         100          86
RH                  90 77 87100100100100100100 97100100100100100100100 90 87 90
WIND DIR             E NE NE NE NE NE NE NE NE NE NE NE NE NE  N  N  N  N  N  N
WIND SPD             3  4  8  9  5  5  9 10 10 10 10 10  8  6 10 10 11 10 10  6
WIND GUST                                   20 21 21 21             21 20      
CLOUDS              OV B2 OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B1
CLOUDS(%)           88 79 92 95 96 92 92 90 91 88 95 94 87 81 81 84 83 73 74 68
VSBY                 4  7  5  4  4  5  5  4  5  6  6  6  6  6  6               
POP 12HR                     80          90          70          70          40
RAIN                                      L  L  L  L  L  L  L  L  C  C  S  S   
RAIN SHWRS          SC SC NM  O  O  O NM                                       
TSTMS               IS SC SC                                                   
Obvis               PF             PF PF PF PF                                 
MIX HGT              2  2  1  1  1 <1  1  1  2  2  2 <1 <1 <1  1  2  2  2  3 <1
T WIND DIR           E SE NE NE  N  N  N  N  N  N  N NE NE  N  N  N  N  N  N  N
T WIND SPD           8  6  6 14 11 12 11 11 12 16 12 13 13 14 16 14 12 12 13 14
DISPERSION                   PR PR PR PR             FR PR PR FR             PR
ADI                 16 13 11 13  8  8 10 18 22 29 23 12 12 10 14 29 25 27 32 10
MAX LVORI            4  4  5  5  6  6  7  5  5  4  5  5  5  7  5  4  5  4  4  5
STABILITY            C  D  D  D  E  E  D  D  D  D  D  D  D  E  D  D  D  D  D  E
CEILING               600  1700   700   700   800   800   800   800  1200  3300
STA PRES            29.42 29.42 29.48 29.50 29.57 29.58 29.58 29.55 29.56 29.54


Date          Fri 09/25/26Sat 09/26/26Sun 09/27/26Mon 09/28/26
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       49      71      48      74      50      75      51      77
TEMP          54 50 69 63 53 50 71 64 55 52 73 66 55 52 75 67
DEWPT         53 50 54 54 47 46 52 53 49 49 54 56 51 51 58 60
RH            96100 59 72 80 86 51 67 80 89 51 70 86 96 55 78
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 FW FW FW FW CL CL FW FW FW FW FW SC SC SC SC
POP 12HR            0       0       0       0       0       0       0       0

$$


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