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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1001 PM EDT Sun Jul 5 2026
VAZ012-060800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
1001 PM EDT Sun Jul 5 2026
Date 07/05/26 Mon 07/06/26 Tue 07/07/26 Wed
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 65 83 63 85 61
TEMP 68 66 65 68 77 83 80 75 69 66 64 66 76 79 83 76 67 64 62 65
DEWPT 65 64 64 66 67 65 67 68 66 65 64 66 69 68 68 67 65 64 62 65
MIN/MAX RH 97 55 100 61 100
RH 90 93 97 93 71 55 65 79 90 97100100 79 69 61 74 93100100100
WIND DIR N N W N W W W W N N W W W NW NW NW NW W W W
WIND SPD 0 0 1 0 1 2 2 1 0 0 1 1 2 2 2 1 1 1 1 1
CLOUDS SC SC SC B1 SC B1 B1 B1 B1 B1 SC B1 B1 B2 B2 SC SC SC B1 SC
CLOUDS(%) 38 43 50 63 28 67 65 53 68 57 49 53 53 80 80 43 43 42 53 49
VSBY 10 7 5 7 10 10 10 10 9 1 2 6 10 10 10 10 8 1 1 2
POP 12HR 10 50 30 70 20
RAIN SHWRS SC SC SC SC SC NM NM IS IS IS
TSTMS SC SC SC IS SC SC IS
Obvis PF
MIX HGT <1 <1 <1 <1 3 5 4 <1 <1 <1 <1 <1 3 4 4 <1
T WIND DIR W NW W W W W W NW NW W W NW NW NW NW NW
T WIND SPD 3 2 2 2 5 8 9 8 2 3 3 8 12 13 13 10
DISPERSION VP VP VP VP VP VP VP VP VP VP VP
ADI 2 1 1 2 24 46 40 4 1 2 2 9 46 71 60 5
MAX LVORI 7 10 10 9 3 1 1 4 7 8 10 8 3 3 1 3
STABILITY G G F B A B B F F F F B B B B F
CEILING None None 2500 None None None 2200 None
STA PRES 27.23 27.25 27.22 27.24 27.24 27.27 27.28
Date 07/08Thu 07/09/26Fri 07/10/26Sat 07/11/26Sun 07/12/26
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 86 61 85 63 85 63 81 60 83
TEMP 80 76 65 64 80 76 64 65 78 75 65 66 75 73 63 63 78 74
DEWPT 66 65 62 64 64 64 63 65 66 66 64 66 67 65 63 63 64 63
RH 62 69 90100 58 66 97100 67 74 97100 76 76100100 62 69
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC B1 FW SC SC SC FW SC SC B2 B2 B1 B1 B2 B1 B1 B1 B1
POP 12HR 40 10 30 10 60 70 70 40 40
RAIN SHWRS IS SC SC NM NM SC SC NM SC IS SC SC
TSTMS IS SC SC SC SC 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