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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Wed Jul 1 2026
VAZ012-012000-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
801 AM EDT Wed Jul 1 2026
Date Wed 07/01/26 Thu 07/02/26 Fri 07/03/26
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 89 66 91 68 92
TEMP 81 87 89 82 70 67 66 70 84 91 91 84 71 68 68 70 83 87 87 78
DEWPT 70 67 64 66 66 65 62 66 67 63 61 65 65 65 63 67 67 63 63 65
MAX/MIN RH 44 93 36 90 42
RH 69 52 44 58 87 93 87 87 57 40 37 53 81 90 84 90 59 45 45 64
WIND DIR N N N N N N N N N NE NE N N N NW N NE E E N
WIND SPD 1 1 1 1 0 0 1 1 1 1 1 0 0 0 1 0 1 1 1 1
CLOUDS SC FW CL CL FW FW SC FW CL FW FW FW FW FW FW SC FW SC SC SC
CLOUDS(%) 30 7 2 1 14 22 40 24 2 11 23 18 16 25 20 27 20 30 30 38
VSBY 10 10 10 10 10 8 6 10 10 10 10 10 9 4 1 10
POP 12HR 0 0 0 0 20
RAIN SHWRS IS IS IS
TSTMS IS IS IS
MIX HGT 3 5 6 <1 <1 <1 <1 <1 3 6 7 <1 <1 <1 <1 <1 5 9 4 <1
T WIND DIR NW N N N NW NW W W N N NE N NW NW NW NW NE NE N NW
T WIND SPD 9 6 6 3 3 3 3 2 10 9 8 2 2 3 3 2 6 1 2 2
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 41 44 50 2 2 2 2 2 45 72 64 1 1 2 2 2 43 12 12 1
MAX LVORI 1 1 1 3 6 7 6 6 1 1 1 2 5 6 5 6 1 2 2 3
STABILITY A A A G G G G A A A A G G G G A A A A G
CEILING None None None None None None None None None None
STA PRES 27.42 27.37 27.38 27.39 27.43 27.41 27.40 27.40 27.42 27.37
Date Sat 07/04/26Sun 07/05/26Mon 07/06/26Tue 07/07/26
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 66 91 66 93 65 90 64 86
TEMP 67 71 90 84 68 69 91 78 67 68 84 78 66 67 81 77
DEWPT 63 66 61 63 63 66 62 65 64 67 67 67 66 67 66 65
RH 87 84 38 49 84 90 38 64 90 97 57 69100100 60 67
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC FW FW SC SC SC FW B1 B1 SC B1 B2 B1 B1 B1 B2
POP 12HR 20 20 20 50 30 80 30 60
RAIN SHWRS IS IS IS IS SC SC SC O SC IS NM
TSTMS IS IS IS SC SC SC SC SC 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