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

NCZ003-222000-
RAWS 310301
36.48N  80.86W Elev. 1300 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                 76          60          65          53          66
TEMP                73 76 74 69 66 65 61 61 63 64 65 63 59 57 55 54 59 64 66 61
DEWPT               71 69 69 67 65 63 61 61 63 64 65 62 59 57 55 54 59 60 62 58
MAX/MIN RH                   81         100          97         100          87
RH                  93 79 84 93 97 93100100100100100 97100100100100100 87 87 90
WIND DIR             E  E  E  E  E NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
WIND SPD             1  3  3  3  3  2  3  4  5  5  5  5  4  3  3  3  5  4  4  2
CLOUDS              OV B2 OV OV OV OV OV OV OV OV B2 OV OV OV OV B2 B2 B2 B2 B1
CLOUDS(%)           88 87 88 96 88 92 94 90 91 92 87 92 92 89 91 84 87 82 75 55
VSBY                 7  8  4  4  5  7  7  6  7  6  6  6  6  6  6               
POP 12HR                     80          70          70          70          10
RAIN                                      C  C  L  L  L  L  L  L               
RAIN SHWRS          IS SC  O NM NM SC SC                                       
TSTMS               IS SC SC                                                   
Obvis                                    PF                                    
MIX HGT              1  2  2 <1 <1 <1 <1  1  2  2  2  1  1  1  1  1  2  2  2 <1
T WIND DIR           E  E NE  N NE NE NE NE NE NE NE NE NE NE NE NE  N  N  N  N
T WIND SPD           4  4  4  6 13 10 11 12 13 18 14 12 13 13 12 13 12 10 10 10
DISPERSION                   VP VP VP VP             PR VP VP VP             VP
ADI                  8 11  9  3  6  5  5 17 23 33 27  8  9  6  6 20 24 21 22  5
MAX LVORI            6  4  4  6  6  7  9  5  5  4  4  6  8  8  9  5  5  4  4  6
STABILITY            C  C  C  F  F  F  F  D  D  D  D  E  E  F  F  C  D  D  D  F
CEILING               600  3000   900  1400  1500   700     0   700   700  2000
STA PRES            28.17 28.17 28.23 28.26 28.32 28.32 28.32 28.29 28.31 28.28


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      73      49      74      49      75      50      76
TEMP          52 51 71 64 52 50 71 63 53 51 72 64 54 52 74 65
DEWPT         52 50 55 54 48 45 50 51 47 46 52 53 49 49 58 60
RH           100 96 57 70 86 83 47 65 80 83 49 67 83 89 57 84
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC FW FW FW FW 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