Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Thu Jul 9 2026
VAZ018-092000-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
801 AM EDT Thu Jul 9 2026
Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26
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 86 68 86 67 83
TEMP 79 83 82 74 70 70 69 71 81 85 82 74 71 70 68 70 76 80 79 73
DEWPT 71 72 71 69 67 67 66 68 71 71 71 69 67 67 67 67 71 72 71 69
MAX/MIN RH 65 92 64 95 74
RH 77 70 69 84 90 90 90 90 72 63 69 84 87 90 97 90 85 77 77 87
WIND DIR W W W W W W W W W W W W W W W W W W NW NW
WIND SPD 4 5 6 4 4 4 4 5 5 6 6 5 4 3 4 4 4 5 5 2
WIND GUST 14 17 19 19 16 17 17 20 19 19 20 20 19 18 17 17 16 12
CLOUDS SC B1 B1 SC CL FW SC SC B1 B2 B1 B2 B1 B1 B2 B1 B1 B2 B2 B2
CLOUDS(%) 26 67 58 45 3 10 27 33 66 74 59 85 62 63 72 69 69 78 78 72
VSBY 10 10 10 10 9 7 8 9 9 10 10 9 7 2 2 4 10 10 10 10
POP 12HR 50 10 60 40 70
RAIN SHWRS SC SC NM SC SC SC SC SC SC SC NM NM SC
TSTMS SC SC SC SC IS IS SC SC IS
MIX HGT 3 4 4 1 <1 <1 <1 1 4 4 3 1 <1 <1 <1 1 2 3 2 <1
T WIND DIR W W W W W W W W W W W W W W W W W W W NW
T WIND SPD 9 12 13 14 6 5 4 9 16 20 19 19 14 10 11 13 8 10 14 11
DISPERSION VP VP VP VP PR VP VP VP VP
ADI 38 49 50 10 3 3 2 14 59 75 68 13 10 5 8 18 22 34 41 5
MAX LVORI 3 3 3 4 6 6 6 5 3 1 1 4 5 6 6 5 4 3 3 5
STABILITY A C C E F F F A C C C E E F E C C C C F
CEILING None None None None 1200 2000 1800 1000 1200 1600
STA PRES 27.78 27.75 27.76 27.76 27.78 27.77 27.79 27.81 27.81 27.80
Date Sun 07/12/26Mon 07/13/26Tue 07/14/26Wed 07/15/26
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 65 81 63 80 62 86 65 91
TEMP 67 67 80 71 66 65 78 73 65 65 83 77 67 68 89 80
DEWPT 65 65 68 66 62 62 64 63 59 61 63 65 60 62 65 66
RH 93 93 67 84 87 90 62 71 81 87 51 67 78 81 45 62
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B2 B2 B2 B1 B1 B1 SC SC FW FW FW FW CL FW FW
POP 12HR 50 50 20 20 5 5 0 5
RAIN SHWRS SC SC SC SC 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