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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Thu Jul 9 2026
VAZ018-100800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
231 PM EDT Thu Jul 9 2026
Date 07/09/26 Fri 07/10/26 Sat 07/11/26 Sun
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 67 87 68 82 65
TEMP 81 74 70 70 68 71 81 86 82 74 71 71 70 70 76 80 79 73 69 68 66 68
DEWPT 71 68 66 66 66 67 70 70 70 69 67 67 67 68 71 72 71 68 66 65 64 65
MIN/MAX RH 91 61 95 74 96
RH 72 82 87 87 93 87 69 59 67 84 87 87 90 93 85 77 77 84 90 90 93 90
WIND DIR W W W W W W W W W W W W W W W W NW NW NW NW N N
WIND SPD 6 4 3 3 3 4 5 6 6 4 3 3 3 4 5 5 5 2 1 1 1 2
WIND GUST 19 19 14 14 14 17 18 18 18 18 16 16 16 17 17 17 16 12
CLOUDS B1 SC FW FW FW SC FW B2 B1 B1 B1 B1 B2 B1 B1 B2 B2 B2 B1 B1 B2 B2
CLOUDS(%) 54 28 21 13 23 40 25 76 59 61 64 57 75 67 67 78 78 70 60 67 81 76
VSBY 10 10 10 8 7 7 10 10 10 7 7 4 4 6 9 7 5 3 4 0 1 3
POP 12HR 5 60 50 70 40
RAIN SHWRS SC NM SC SC IS SC SC NM NM SC SC SC SC SC
TSTMS SC SC SC SC IS IS SC SC IS IS
MIX HGT 3 1 <1 <1 <1 1 4 4 3 1 <1 <1 <1 <1 2 3 3 <1
T WIND DIR W W W W W W W W W W W N NW NW N NW W NW
T WIND SPD 18 14 10 5 4 3 19 18 17 12 4 3 4 4 4 10 11 19
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 62 7 5 3 2 6 96 70 53 8 2 2 2 5 13 35 33 9
MAX LVORI 3 4 5 6 6 5 1 1 1 4 6 6 6 6 4 3 3 5
STABILITY C F G G G A A C C E F F F C C C C F
CEILING None None None None 2800 6400 2600 500 3700 3200
STA PRES 27.75 27.75 27.76 27.79 27.76 27.77 27.78 27.82 27.80
Date 07/12Mon 07/13/26Tue 07/14/26Wed 07/15/26Thu 07/16/26
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 81 63 80 61 85 63 91 67 92
TEMP 80 71 66 65 78 73 64 65 83 76 66 67 89 80 70 70 89 81
DEWPT 69 66 63 62 63 62 58 59 61 63 58 61 64 66 63 64 66 66
RH 69 84 90 90 60 68 81 81 47 64 75 81 44 62 78 81 47 60
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B2 B1 B2 B1 B1 SC SC FW FW FW FW FW FW FW FW SC
POP 12HR 60 20 20 10 5 0 5 5 20
RAIN SHWRS SC NM IS IS IS 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