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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EDT Wed Jun 17 2026

NCZ006-172000-
RAWS 310801
36.37N  79.29W Elev. 580 ft
301 AM EDT Wed Jun 17 2026

Date             Wed 06/17/26            Thu 06/18/26            Fri 06/19/26
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                 91          72          96          70          90
TEMP          62 68 80 86 90 84 79 76 74 77 87 92 94 86 78 75 71 73 81 86 89 84
DEWPT         59 61 59 56 54 58 61 64 68 69 69 68 68 68 68 69 69 70 69 67 64 62
MAX/MIN RH                   29          88          42          92          44
RH            90 78 49 36 30 41 54 66 82 76 55 46 43 55 71 82 93 90 67 53 44 48
WIND DIR       N  W  W SW SW SW SW SW SW SW SW SW SW SW SW SW SW  W  W  W NW NW
WIND SPD       0  2  4  5  8  4  6  8 10 13 13 14 14 13  8  5  4  4  5  6  6  4
WIND GUST                                27 27 29 28 24                        
CLOUDS        SC CL CL CL SC CL SC SC SC B2 SC SC SC B1 B1 B1 B2 B2 B2 B1 B1 SC
CLOUDS(%)     42  4  2  0 28  0 29 26 45 71 34 31 48 58 69 69 77 73 70 67 61 42
VSBY          10 10 10 10 10 10 10 10 10 10 10  7  7  6 10 10 10 10 10 10 10 10
POP 12HR                      0           0          20          50          60
RAIN SHWRS                                        IS SC SC SC SC NM NM SC SC   
TSTMS                                             IS SC IS             SC SC   
MIX HGT       <1  1  6  8  9 <1 <1 <1 <1  2  5  8  6  2  2 <1 <1  2  4  6  5 <1
T WIND DIR    SW  W NW SW SW SW  S SW SW SW  W  W  W SW SW SW SW SW SW  W  W NW
T WIND SPD     3  6  8  5  9  8  5  8 10 28 33 25 24 19 11 18 16 23 23 13 16  9
DISPERSION    VP             VP PR PR FR             FR PR PR VP             VP
ADI            2  9 56 56 84  4  3  5  9 62141124111 26 13 12 11 49 82 61 64  6
MAX LVORI      7  4  1  1  1  2  3  3  4  3  1  1  1  2  3  4  5  4  1  1  1  2
STABILITY      F  A  A  A  B  F  F  E  D  D  C  C  C  D  D  E  E  C  C  C  C  E
CEILING              None  None  None  None  None  None  4900  6300  2400  2700
STA PRES            29.22 29.17 29.18 29.19 29.21 29.17 29.23 29.23 29.19 29.15


Date          Sat 06/20/26Sun 06/21/26Mon 06/22/26Tue 06/23/26
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       62      90      62      92      69      91      69      90
TEMP          67 67 86 84 67 69 90 87 73 72 89 86 73 71 88 84
DEWPT         57 58 52 54 54 58 56 59 62 65 66 68 67 66 64 63
RH            70 73 31 36 63 68 32 39 68 79 47 55 81 84 45 49
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC FW FW FW FW FW SC SC B1 B1 B2 B1 SC SC SC
POP 12HR            5       0       0      20      20      60      50      20
RAIN SHWRS                         IS    IS SC NM SC       IS
TSTMS                              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