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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Tue Jun 30 2026
VAZ012-302000-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
801 AM EDT Tue Jun 30 2026
Date Tue 06/30/26 Wed 07/01/26 Thu 07/02/26
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 65 91 67 92
TEMP 79 85 89 82 71 67 66 69 81 87 91 83 71 67 67 72 86 90 92 84
DEWPT 70 69 70 70 68 67 66 68 69 68 67 68 67 66 64 68 68 64 62 66
MAX/MIN RH 53 100 46 96 37
RH 74 59 54 67 90100100 97 67 53 45 61 87 97 90 87 55 42 37 55
WIND DIR N N SW SW S N N N N N N N N N N N NE NE E NE
WIND SPD 0 0 1 1 1 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1
CLOUDS B1 B1 B1 FW FW SC SC FW FW SC FW FW FW FW FW SC FW FW FW FW
CLOUDS(%) 52 64 52 15 9 31 27 20 21 31 22 15 7 11 20 27 12 19 23 18
VSBY 10 10 10 10 10 6 3 6 10 10 10 10 10 6 2 10 10 10 10 10
POP 12HR 20 5 0 5 5
RAIN SHWRS IS IS
TSTMS IS IS
MIX HGT 3 4 3 <1 <1 <1 <1 <1 4 6 6 <1 <1 <1 <1 <1 4 8 7 <1
T WIND DIR SW NW S SW S SW W W NW NW NW NW NW W W W N N NE NE
T WIND SPD 2 3 1 5 2 2 2 1 8 6 4 4 3 3 2 2 8 6 5 2
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 9 17 5 3 1 1 1 1 38 47 32 2 2 2 1 2 41 63 46 1
MAX LVORI 3 2 2 3 7 10 10 10 3 1 1 3 6 7 7 6 1 1 1 3
STABILITY B B B 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 27.43 27.39 27.38 27.39 27.39 27.37 27.37 27.39 27.42 27.40
Date Fri 07/03/26Sat 07/04/26Sun 07/05/26Mon 07/06/26
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 67 92 66 93 65 90 64 87
TEMP 68 69 90 77 66 69 90 78 66 68 87 76 66 67 82 77
DEWPT 64 66 62 65 64 67 64 66 64 67 66 67 65 67 68 66
RH 87 90 39 67 93 93 42 67 93 97 50 74 97100 63 69
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW SC SC FW FW B1 B1 SC SC B2 B1 SC B1 B2
POP 12HR 5 20 20 50 30 70 40 70
RAIN SHWRS IS IS SC SC IS NM SC SC NM
TSTMS IS IS SC 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