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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
431 PM EDT Fri Jun 12 2026
VAZ012-130800-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
431 PM EDT Fri Jun 12 2026
Date 06/12/26 Sat 06/13/26 Sun 06/14/26 Mon
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 64 84 64 84 55
TEMP 83 72 69 67 65 64 75 81 84 77 68 65 64 68 78 84 80 71 66 62 58 56
DEWPT 63 65 65 64 63 62 61 59 56 60 59 60 60 63 63 64 67 66 65 61 57 56
MIN/MAX RH 94 39 88 51 100
RH 51 79 87 90 93 93 62 47 38 56 73 84 87 84 60 51 65 84 97 97 96100
WIND DIR W NW NW NW NW NW NW W W W N N SW SW W W W W W W NW NW
WIND SPD 4 2 2 1 1 1 1 1 1 1 0 0 1 2 5 5 5 4 4 3 2 2
WIND GUST 17 16 14 14
CLOUDS B2 B2 B2 B1 SC SC FW CL FW FW SC FW SC B1 B1 B2 B2 B2 B2 B2 B2 B1
CLOUDS(%) 80 79 78 53 47 34 9 4 13 14 39 21 46 57 61 86 86 72 72 75 75 61
VSBY 10 10 10 8 3 4 10 10 10 10 10 10 10 10 10 10 10 10 5 5 2
POP 12HR 30 5 20 80 60
RAIN SHWRS SC SC IS SC SC O NM SC
TSTMS SC SC IS SC SC IS IS
Obvis PF PF PF
MIX HGT 4 <1 <1 <1 <1 1 3 6 6 <1 <1 <1 <1 <1 3 4 3 <1
T WIND DIR W W W NW N N W W W S SW SW W W W W W W
T WIND SPD 20 5 6 6 4 4 10 6 6 1 3 3 4 12 20 25 28 19
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 79 3 3 3 2 8 46 48 49 1 2 2 2 14 71 96122 13
MAX LVORI 1 4 6 6 6 6 1 1 1 3 3 5 6 4 1 1 1 4
STABILITY C F F F F A A A A G G G F B C C B E
CEILING 2500 None None None None None 1600 6500 2400
STA PRES 27.25 27.27 27.29 27.25 27.25 27.22 27.21 27.15
Date 06/15Tue 06/16/26Wed 06/17/26Thu 06/18/26Fri 06/19/26
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 76 50 77 52 80 55 85 60 82
TEMP 71 69 55 55 72 69 55 57 76 74 60 61 78 76 65 63 77 73
DEWPT 52 51 50 50 49 50 50 51 52 54 56 59 65 64 62 63 62 60
RH 51 53 83 83 44 51 83 80 43 50 87 93 64 66 90100 60 64
WIND SPD <15 <15 <15 <15 <15 <15 15> <15 <15
AVG CLOUDS SC B1 SC B2 B1 B1 SC SC SC SC SC SC B1 B2 B1 B1 B1 B1
POP 12HR 5 20 20 5 10 20 60 40 50
RAIN SHWRS IS IS IS SC NM SC SC SC SC
TSTMS IS 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