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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
305 AM EDT Fri Jun 26 2026
VAZ012-262000-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
305 AM EDT Fri Jun 26 2026
Date Fri 06/26/26 Sat 06/27/26 Sun 06/28/26
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 84 62 81 62 82
TEMP 60 64 75 80 83 77 70 67 65 67 74 78 80 74 69 66 64 67 75 79 81 75
DEWPT 57 60 63 62 65 65 64 64 63 65 67 68 70 68 66 65 64 66 67 66 65 66
MAX/MIN RH 52 100 70 100 58
RH 90 87 66 54 55 67 81 90 93 93 79 71 72 82 90 97100 97 76 64 58 74
WIND DIR W W W SW SW S S SW SW SW W W W W W W W W W NW NW NW
WIND SPD 2 2 3 3 3 3 2 2 3 5 8 6 6 5 4 3 3 4 4 4 4 3
CLOUDS SC SC FW SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC
CLOUDS(%) 47 39 20 46 55 54 72 71 82 73 74 83 72 63 63 58 65 64 51 52 52 30
VSBY 9 10 10 10 10 10 7 4 9 10 9 9 10 10 6 3 2 3 10 10 10 10
POP 12HR 40 30 60 40 30
RAIN SHWRS IS SC SC IS SC SC SC SC SC SC SC IS IS IS IS SC SC IS
TSTMS IS SC SC IS IS SC SC SC IS IS SC SC IS
MIX HGT <1 <1 4 5 4 <1 <1 <1 <1 1 3 3 3 1 <1 <1 <1 1 2 4 4 1
T WIND DIR W W W SW SE S SW SW SW SW W SW W S S W W NW NW NW NW NW
T WIND SPD 6 8 6 5 3 5 5 3 4 13 20 16 14 4 2 4 5 13 14 12 10 8
DISPERSION VP VP VP VP VP PR VP VP VP VP
ADI 2 3 33 30 11 4 2 1 2 7 67 61 37 2 2 2 3 26 43 50 41 4
MAX LVORI 7 6 3 1 2 3 5 7 7 6 3 3 3 5 6 8 9 4 3 1 1 3
STABILITY F A A A B F F F F C C C C E E F F C C C C G
CEILING None None 200 100 1100 1200 100 100 None None
STA PRES 27.39 27.34 27.34 27.31 27.30 27.27 27.25 27.24 27.29 27.27
Date Mon 06/29/26Tue 06/30/26Wed 07/01/26Thu 07/02/26
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 87 63 89 65 91 67 92
TEMP 66 67 83 79 68 69 85 80 70 70 87 82 72 72 88 82
DEWPT 63 66 65 66 64 65 64 66 63 66 65 67 64 68 62 67
RH 90 97 55 64 87 87 50 62 78 87 48 61 76 87 42 61
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC SC FW FW FW FW FW CL CL FW FW FW FW FW
POP 12HR 20 20 5 5 5 5 5 10
RAIN SHWRS IS IS
TSTMS 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