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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Thu Jun 11 2026
NCZ003-112000-
RAWS 310302
36.35N 80.48W Elev. 1076 ft
801 AM EDT Thu Jun 11 2026
Date Thu 06/11/26 Fri 06/12/26 Sat 06/13/26
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 91 69 91 67 90
TEMP 84 89 91 85 76 72 70 73 85 90 91 83 76 71 68 70 80 86 89 84
DEWPT 71 69 69 69 70 67 66 67 69 66 67 69 68 67 64 63 61 59 57 60
MAX/MIN RH 49 90 45 88 34
RH 65 52 49 59 82 84 87 81 59 45 45 63 76 87 87 78 52 40 34 44
WIND DIR W SW W SW W W W W W W W NW NW NW NW N N N SW S
WIND SPD 4 5 5 4 4 4 4 3 5 6 6 5 6 5 5 5 4 3 2 2
CLOUDS FW SC SC SC SC FW SC FW FW FW SC B2 B1 SC SC SC FW FW FW FW
CLOUDS(%) 7 38 45 45 42 19 28 17 12 14 38 70 54 33 29 26 12 8 15 19
VSBY 10 10 10 10 9 7 8 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 30 5 40 20 5
RAIN SHWRS IS IS IS IS IS
TSTMS IS IS IS IS
MIX HGT 4 6 4 <1 <1 <1 <1 <1 4 6 4 <1 <1 <1 <1 1 4 6 7 <1
T WIND DIR NW W SW W W W W W NW W SW W W N NW N E W W W
T WIND SPD 8 6 9 9 4 3 2 2 13 8 9 11 6 3 4 5 9 1 4 3
DISPERSION VP VP VP VP PR PR PR PR VP
ADI 40 51 49 6 3 2 1 2 75 55 49 8 5 2 2 8 47 9 39 2
MAX LVORI 3 1 1 3 5 5 6 5 1 1 1 3 4 6 6 4 1 2 1 2
STABILITY A A A E E F F A A B B E E F F A A A A G
CEILING None None None None None None None None None None
STA PRES 28.93 28.86 28.86 28.89 28.89 28.81 28.88 28.90 28.93 28.89
Date Sun 06/14/26Mon 06/15/26Tue 06/16/26Wed 06/17/26
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 90 67 84 62 79 60 81
TEMP 69 70 90 83 71 69 80 78 67 64 75 75 64 63 79 77
DEWPT 60 63 65 67 66 63 63 63 60 59 59 60 58 58 56 58
RH 73 78 44 59 84 81 56 60 78 84 58 60 81 84 45 52
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 SC SC
POP 12HR 10 40 30 50 50 40 30 20
RAIN SHWRS SC SC IS SC SC SC SC SC IS SC IS IS
TSTMS SC IS SC 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