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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Thu Jun 18 2026

VAZ012-182000-
RAWS 447502
37.01N  81.18W Elev. 2540 ft
801 AM EDT Thu Jun 18 2026

Date             Thu 06/18/26            Fri 06/19/26            Sat 06/20/26
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                 83          60          78          52          81
TEMP                73 78 82 75 69 65 63 63 68 74 75 68 59 55 53 57 69 76 79 72
DEWPT               66 67 68 66 65 62 61 63 63 59 56 54 54 52 51 54 53 53 53 56
MAX/MIN RH                   62         100          50          96          40
RH                  79 69 63 74 87 90 93100 84 59 52 61 83 90 93 90 57 45 41 57
WIND DIR             W  W  W  W  W  W  W NW NW NW NW NW NW NW  W  W NW NW  W NW
WIND SPD            14 17 12 10  9  5  4  3  4  5  5  3  2  2  2  2  4  3  3  2
WIND GUST           31 29 25                                                   
CLOUDS              B1 B1 B2 B2 OV OV OV B2 B1 SC FW SC FW SC FW FW FW FW FW FW
CLOUDS(%)           66 60 85 86 94 90 88 70 53 40 17 37 22 38 25 22 18 20 21 22
VSBY                 9 10  8  8  6  7  7  8 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     60          80          30           0           0
RAIN SHWRS          SC SC NM NM NM NM NM IS SC                                 
TSTMS               SC SC NM SC SC       IS IS                                 
MIX HGT              3  4  3  1 <1 <1 <1  1  3  5  5  1 <1 <1 <1  1  4  5  6 <1
T WIND DIR           W  W SW SW NW  S  S  S  W NW NW NW NW  W NW NW NW NW NW NW
T WIND SPD          35 31 28 21  8  2  3  4  8 19 23 12  5  4  4  9 11 11 10  8
DISPERSION                   FR PR PR VP             VP VP VP VP             VP
ADI                 89 88 73 20  7  2  2  7 24117145  6  3  2  2 15 56 75 72  4
MAX LVORI            3  1  1  3  5  6  6  8  3  1  1  3  5  6  8  5  1  1  1  3
STABILITY            D  D  D  D  D  E  E  B  C  A  A  G  G  G  G  A  A  A  A  G
CEILING              1200  2300  1900   700  None  None  None  None  None  None
STA PRES            27.13 27.10 27.15 27.12 27.11 27.15 27.23 27.23 27.25 27.22


Date          Sun 06/21/26Mon 06/22/26Tue 06/23/26Wed 06/24/26
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       55      85      62      77      57      77      54      79
TEMP          57 60 80 76 64 63 73 70 61 59 73 70 57 58 76 72
DEWPT         54 56 58 63 61 63 69 65 60 59 58 58 54 55 57 60
RH            90 87 47 64 90100 87 84 97100 59 66 90 90 52 66
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW SC SC SC B1 B1 B2 OV B2 B1 SC SC FW SC B1 SC
POP 12HR            0      20      50      70      60      20      10      20
RAIN SHWRS             IS SC SC NM NM NM IS IS IS          IS
TSTMS                  IS SC    IS SC IS       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