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

NCZ003-190800-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
101 AM EDT Thu Jun 18 2026

Date           06/17/26      Thu 06/18/26            Fri 06/19/26            Sat
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                 66          91          65          84          59
TEMP                   68 67 72 82 87 89 82 74 71 68 69 77 82 84 78 68 63 60 64
DEWPT                  58 60 65 68 68 70 69 68 65 65 68 68 63 61 59 58 56 54 56
MIN/MAX RH                   82          51          97          46          82
RH                     70 78 79 63 53 54 65 82 81 90 97 74 53 46 52 70 78 81 75
WIND DIR                S  S SW SW SW SW  W  W  S SW  W NW NW NW NW NW NW NW NW
WIND SPD                2  2  6 11 11  8  6  4  3  2  2  4  8  8  6  3  3  3  4
WIND GUST                       23 21 19                      18 17            
CLOUDS                 B1 B2 SC SC B2 B2 OV OV B2 OV B1 B1 SC SC SC FW SC FW SC
CLOUDS(%)              51 72 26 38 75 70 89 92 87 91 61 58 39 27 36 21 32 24 27
VSBY                   10 10 10 10  8  8  8  9  9  7  9 10 10 10 10            
POP 12HR                      0          70          90          20           0
RAIN SHWRS                         SC SC  O SC NM SC IS IS                     
TSTMS                              SC SC NM             IS                     
MIX HGT                <1 <1  1  5  6  3 <1 <1 <1 <1  1  3  6  7 <1 <1 <1 <1  1
T WIND DIR             SW SW SW  W  W SW  W SW  S SW NW NW  W NW NW  N  N NW  N
T WIND SPD              9  6 10 25 24 25 16 10  9  3 11 19 18 18 13  9  6  4  4
DISPERSION             VP VP             PR VP VP VP             PR VP VP VP   
ADI                     4  3 17103 79 79 11  5  4  2 18 63118131  6  4  3  2  7
MAX LVORI               3  6  3  1  1  1  3  5  6  7  5  3  1  1  2  3  4  5  4
STABILITY               G  F  A  C  D  C  E  F  F  F  B  C  B  B  F  G  G  G  A
CEILING                    None  None  4000  7100  3500  None  None  None  None
STA PRES                  27.94 27.97 27.97 28.00 27.98 28.01 28.03 28.11 28.14


Date           06/20Sun 06/21/26Mon 06/22/26Tue 06/23/26Wed 06/24/26
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      61      88      65      86      64      84      60      83
TEMP          83 79 64 67 84 82 70 70 81 79 68 68 81 78 65 66 81 79
DEWPT         55 58 56 58 61 64 63 66 68 69 64 64 63 63 59 60 61 63
RH            38 49 75 73 46 55 78 87 65 72 87 87 54 60 81 81 51 58
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    FW FW SC FW FW SC B1 SC B2 B2 B1 SC SC SC SC SC SC B1
POP 12HR            0       5      20      20      70      40      20      20      30
RAIN SHWRS                   IS IS IS NM NM SC IS IS IS IS    IS SC
TSTMS                        IS IS       SC IS       IS          SC

$$


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