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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EDT Wed Jul 1 2026
VAZ018-020800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
731 PM EDT Wed Jul 1 2026
Date 07/01/26 Thu 07/02/26 Fri 07/03/26 Sat
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 71 97 72 97 72
TEMP 83 75 72 71 75 90 96 96 85 77 74 73 75 92 97 94 82 74 72 72 76
DEWPT 68 66 65 64 67 69 64 63 68 65 65 64 67 68 65 65 68 66 66 65 68
MIN/MAX RH 80 33 77 34 81
RH 61 74 79 79 76 50 35 34 57 67 74 73 76 46 35 39 63 76 81 79 76
WIND DIR NW NW NW NW N NE E NE NW NW NW NW NW N E SW NW NW NW W NW
WIND SPD 3 2 1 2 2 2 2 2 1 2 1 2 2 1 2 2 1 2 1 1 1
CLOUDS CL CL CL FW FW CL CL CL FW SC CL FW SC CL FW FW SC SC FW FW FW
CLOUDS(%) 3 1 0 13 11 0 4 2 18 35 2 10 32 5 22 17 29 28 15 12 7
VSBY 10 10 9 8 10 10 10 10 10 10 9 6 9
POP 12HR 0 0 0 10 20
RAIN SHWRS IS IS
TSTMS IS
MIX HGT <1 <1 <1 <1 <1 4 6 7 <1 <1 <1 <1 <1 4 8 6 1
T WIND DIR NW NW NW NW NW E N N NW W NW NW NW NW NW NW NW
T WIND SPD 8 4 4 3 3 2 4 3 1 3 4 4 3 3 4 8 8
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 4 2 2 2 3 11 35 29 1 2 2 2 3 16 42 63 4
MAX LVORI 3 3 4 4 4 2 1 2 3 3 3 4 4 2 1 1 3
STABILITY 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
STA PRES 27.89 27.91 27.96 27.91 27.91 27.92 27.93 27.89
Date 07/04Sun 07/05/26Mon 07/06/26Tue 07/07/26Wed 07/08/26
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 99 71 96 70 93 69 90 69 88
TEMP 98 81 73 75 95 80 72 74 92 78 71 73 89 77 71 72 86 76
DEWPT 66 69 66 68 67 69 66 67 69 70 67 67 69 69 66 67 68 67
RH 35 67 79 79 40 69 81 79 47 76 87 81 52 76 84 84 55 74
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW B1 SC SC SC B1 B1 SC B1 B2 B1 B1 B1 B2 B1 SC B1 B1
POP 12HR 30 20 50 40 70 30 60 40 50
RAIN SHWRS SC IS SC SC SC NM SC IS IS NM SC IS SC SC
TSTMS SC IS SC SC IS SC IS SC 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
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