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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EDT Sun Jun 21 2026

NCZ003-220800-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
731 PM EDT Sun Jun 21 2026

Date           06/21/26      Mon 06/22/26            Tue 06/23/26            Wed
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                 67          91          66          85          62
TEMP             83 74 69 67 70 83 90 86 78 72 70 68 69 77 82 84 78 69 64 62 65
DEWPT            61 60 61 62 66 69 68 71 70 69 67 65 66 66 64 63 61 60 58 57 58
MIN/MAX RH                   85          49          93          50          82
RH               47 62 76 84 87 63 49 61 76 90 90 90 90 69 55 49 56 73 81 84 78
WIND DIR          S  S SW SW SW SW SW SW SW  W  W  W NW NW NW NW  N  N  N  N  N
WIND SPD          3  3  4  4  5  8  9  8  5  4  4  4  5  6  6  8 10  8  5  5  5
WIND GUST                          19                                          
CLOUDS           SC SC SC SC FW SC B1 B2 B1 B1 SC SC FW FW FW FW SC FW FW SC SC
CLOUDS(%)        31 30 48 33 17 36 55 87 57 64 50 29 25 18 23 23 28 12 16 35 36
VSBY             10 10 10 10 10 10 10  8 10 10  8  9 10 10 10 10 10 10 10 10   
POP 12HR                      0          80          50          10           0
RAIN SHWRS                         SC  O SC SC                                 
TSTMS                              SC NM SC IS                                 
MIX HGT          <1 <1 <1 <1 <1  4  6  3 <1 <1 <1 <1  1  4  5  6 <1            
T WIND DIR       SW  S SW  S SW SW SW SW SW  W  W  W NW  N NW  N  N            
T WIND SPD        5  3  3  3  8 23 18 20  1  9  8  5 16 13 11 10  9            
DISPERSION       VP VP VP VP             PR VP VP VP             FR PR PR PR   
ADI               3  2  2  2  9114 84 60  1  6  5  3 31 71 69 71  6            
MAX LVORI         2  3  4  5  4  1  1  1  4  5  6  6  4  1  1  1  3            
STABILITY         G  G  E  F  A  B  C  C  E  E  E  F  A  B  B  B  E            
CEILING              None  None  None  3600  None  None  None  None  None      
STA PRES            28.90 28.89 28.89 28.82 28.88 28.92 28.99 28.98            


Date           06/24Thu 06/25/26Fri 06/26/26Sat 06/27/26Sun 06/28/26
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       85      64      88      67      88      67      89      68      93
TEMP          82 79 67 68 84 81 70 70 84 81 69 70 86 83 71 72 89 87
DEWPT         58 59 59 62 65 65 65 66 66 67 65 65 65 66 65 65 65 66
RH            44 50 75 81 53 58 84 87 55 63 87 84 50 57 81 79 45 50
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC FW FW SC SC B1 B1 B1 SC B1 SC SC SC B1 SC SC SC SC
POP 12HR            0      10      40      40      50      20      30      20      20
RAIN SHWRS                IS SC SC IS SC SC IS    IS SC IS       IS
TSTMS                        SC IS       SC IS       SC IS       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