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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Thu Jun 11 2026
VAZ018-120800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
801 PM EDT Thu Jun 11 2026
Date 06/11/26 Fri 06/12/26 Sat 06/13/26 Sun
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 70 88 66 89 66
TEMP 74 72 71 74 83 88 86 76 72 70 66 68 80 87 89 80 70 67 66 70
DEWPT 67 65 66 68 68 67 68 66 65 64 61 60 59 57 55 60 57 57 57 60
MIN/MAX RH 84 50 87 31 73
RH 79 79 84 82 61 50 55 71 79 81 84 76 49 36 32 51 63 70 73 71
WIND DIR W W W W W W W NW NW NW NW NW NW W W SE N N N W
WIND SPD 6 10 9 6 10 8 8 6 5 3 3 2 1 2 2 1 0 0 0 1
WIND GUST 24 26 20 20 24 20 14
CLOUDS SC SC SC SC FW B1 B1 B2 SC B1 SC FW FW FW FW FW FW SC SC B1
CLOUDS(%) 34 43 31 27 16 57 65 80 32 56 40 18 6 12 10 13 19 34 35 52
VSBY 10 9 9 10 10 10 10 10 7 2 1 7 10 10 10 10
POP 12HR 20 50 10 5 20
RAIN SHWRS SC SC IS SC
TSTMS SC SC
MIX HGT <1 <1 <1 2 4 6 3 1 <1 <1 <1 1 3 6 6 <1
T WIND DIR W W W W W W W W NW NW NW N N W SW SE
T WIND SPD 3 5 8 24 21 19 17 17 17 8 3 9 2 2 4 3
DISPERSION PR FR PR PR PR VP VP VP VP VP VP
ADI 2 3 4 48112 86 50 12 8 4 2 14 10 16 36 2
MAX LVORI 4 4 5 3 1 1 1 3 4 5 5 4 2 2 1 2
STABILITY F G G B B C C E F F G A A A A G
CEILING None None None 3900 None None None None None
STA PRES 27.70 27.72 27.72 27.70 27.76 27.80 27.83 27.77
Date 06/14Mon 06/15/26Tue 06/16/26Wed 06/17/26Thu 06/18/26
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 90 61 78 58 76 56 81 60 84
TEMP 88 77 66 62 76 71 62 62 75 70 60 61 79 74 62 65 81 78
DEWPT 66 67 62 57 56 54 52 53 54 55 52 54 54 56 54 56 62 62
RH 48 71 87 84 50 55 70 72 48 59 75 78 42 53 75 73 53 58
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B2 B1 B1 SC SC SC SC B1 B1 SC SC SC SC FW FW B1 B1
POP 12HR 50 30 20 20 20 10 20 10 40
RAIN SHWRS SC SC SC IS IS IS IS IS SC SC
TSTMS SC IS 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