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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1031 AM EDT Thu Jun 18 2026

VAZ018-182000-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
1031 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                 87          65          81          59          83
TEMP                75 81 86 79 73 70 67 68 74 79 79 70 64 61 59 63 74 80 82 74
DEWPT               66 66 69 66 65 63 62 63 63 59 56 54 53 53 52 53 55 54 55 57
MAX/MIN RH                   57          88          45          77          39
RH                  74 60 57 64 76 78 84 84 69 50 45 57 67 75 78 70 51 41 40 55
WIND DIR             W  W  W  W  W  W  W NW NW NW NW NW NW  W  W  W NW NW NW NW
WIND SPD            17 14 13 13 10  8  5  4  8  9 10  6  4  3  4  5  9  8  8  4
WIND GUST           33 31 27             18 21 24 25 24 17 16 17 19 23 20 21 17
CLOUDS              OV SC B1 B2 OV OV B2 B1 SC FW FW FW FW FW FW FW FW FW SC FW
CLOUDS(%)           88 43 65 85 93 89 80 69 49 19 13 12 16 19 21 19 17 20 34 13
VSBY                10 10  8  8  6  9  7  8 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     50          80          10           0           0
RAIN SHWRS          IS SC SC NM NM NM NM                                       
TSTMS               IS SC SC    SC                                             
MIX HGT              4  5  4 <1 <1 <1 <1  1  3  5  5 <1 <1 <1 <1  2  4  6  6  1
T WIND DIR           W  W  W  W NW SW SW SW  W NW NW NW NW  W  W NW NW NW NW NW
T WIND SPD          35 34 29 19 20  6  5  8  9 16 20 16  6  5  5 10 17 16 13 12
DISPERSION                   FR FR PR PR             PR VP VP VP             VP
ADI                 93106 85 18 19  6  4 13 35 93126  7  3  3  3 23 89107 93  6
MAX LVORI            1  1  1  2  3  4  5  4  3  1  1  3  3  3  4  3  1  1  1  2
STABILITY            D  D  D  D  D  D  E  C  B  B  B  F  F  G  F  A  B  B  B  F
CEILING                    3800  4000   900  None  None  None  None  None  None
STA PRES                  27.58 27.68 27.64 27.63 27.65 27.73 27.74 27.77 27.73


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       61      88      67      81      61      81      59      83
TEMP          62 66 86 77 69 70 79 74 65 64 78 72 62 63 80 74
DEWPT         55 57 59 64 62 65 70 66 60 59 60 58 54 55 59 61
RH            78 73 40 64 78 84 74 76 84 84 54 61 75 75 49 64
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW SC SC SC B1 B2 B2 B1 SC SC SC FW SC SC SC
POP 12HR            0      10      40      70      50      20       5      20
RAIN SHWRS                IS SC NM NM SC IS    IS          IS
TSTMS                     IS    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