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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EDT Sat Jul 11 2026
VAZ018-112000-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
701 AM EDT Sat Jul 11 2026
Date Sat 07/11/26 Sun 07/12/26 Mon 07/13/26
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 82 65 77 63 76
TEMP 72 77 80 80 76 71 69 67 68 72 75 74 69 68 67 65 64 69 73 75 70
DEWPT 69 70 68 69 68 67 67 66 67 70 71 70 67 65 65 64 63 66 67 66 64
MAX/MIN RH 64 100 85 96 74
RH 90 79 67 69 76 87 93 97 97 93 87 87 93 90 93 97 97 90 81 74 81
WIND DIR NW NW NW NW NW N N NE NE E E E E E E E E E E E E
WIND SPD 5 5 6 5 2 1 1 1 1 3 3 4 3 3 3 3 3 4 5 4 3
WIND GUST 14 16 16 14 16 14 13
CLOUDS B2 SC B2 B2 B2 B1 B2 OV B2 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2
CLOUDS(%) 86 49 82 81 76 67 79 96 85 84 86 88 97 86 79 79 76 76 77 71 74
VSBY 8 9 9 9 8 8 5 5 5 6 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 50 50 80 80 60
RAIN SHWRS SC SC SC SC SC SC IS SC NM NM O O NM NM NM NM NM NM IS
TSTMS SC IS IS IS SC SC IS IS SC SC IS
Obvis PF PF PF
MIX HGT 1 3 4 3 <1 <1 <1 <1 <1 2 2 2 <1 <1 <1 <1 <1 2 3 3 <1
T WIND DIR W NW W W NW NW NW N E E SE E E E E NE E E E E NE
T WIND SPD 11 13 10 17 9 2 2 1 4 5 9 6 9 10 5 4 14 12 17 13 9
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 21 44 37 55 4 1 1 1 6 13 27 16 4 5 3 2 16 27 51 43 4
MAX LVORI 4 3 3 1 4 6 7 9 7 5 4 4 6 6 6 8 5 4 3 3 4
STABILITY C C C C F F F F B B B C F F F F B C C C F
CEILING 900 2700 2300 1600 100 100 100 100 100 100
STA PRES 27.83 27.82 27.83 27.84 27.88 27.90 27.91 27.89 27.94 27.93
Date Tue 07/14/26Wed 07/15/26Thu 07/16/26Fri 07/17/26
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 63 86 66 92 69 92 68 89
TEMP 65 66 83 77 68 69 89 81 71 72 90 81 71 71 87 78
DEWPT 61 62 66 66 62 64 67 68 65 67 68 68 65 66 68 67
RH 87 87 57 69 81 84 48 65 81 84 49 65 81 84 53 69
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC SC FW FW CL FW FW FW FW FW SC SC FW SC B1
POP 12HR 20 5 5 10 5 20 10 30
RAIN SHWRS IS IS IS SC
TSTMS IS 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