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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1032 PM EST Sat Mar 7 2026
VAZ012-080900-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
1032 PM EST Sat Mar 7 2026
Date 03/07/26 Sun 03/08/26 Mon 03/09/26 Tue
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
MIN/MAX TEMP 56 66 46 70 48
TEMP 60 57 57 62 64 63 55 51 49 47 47 60 68 69 61 52 51 49 49
DEWPT 55 55 53 55 52 49 46 45 45 45 44 47 43 40 42 42 42 43 44
MIN/MAX RH 90 59 91 35 85
RH 84 93 86 78 65 60 72 80 86 93 89 62 40 35 49 69 71 80 83
WIND DIR W W W W W W NW W W W W W W W SW SW SW W W
WIND SPD 3 4 4 4 4 3 2 1 1 1 2 3 4 3 2 2 2 2 2
CLOUDS B2 B2 B2 OV OV B1 SC FW SC SC SC FW FW FW CL FW FW SC SC
CLOUDS(%) 75 82 85 88 91 61 48 22 30 37 28 19 13 13 5 8 22 29 38
VSBY 10 6 5 7 9 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 70 70 5 10 10
RAIN SHWRS SC NM NM NM SC IS IS
TSTMS IS
MIX HGT 1 2 2 2 3 5 <1 <1 <1 <1 <1 3 5 5 <1
T WIND DIR SW SW SW W W W W W W W W W W W W
T WIND SPD 10 19 9 20 23 21 8 3 3 3 5 6 9 11 5
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 5 13 17 44 58 90 4 2 2 2 6 24 55 67 3
MAX LVORI 5 5 4 3 1 1 3 5 6 7 5 2 1 1 2
STABILITY F E D D D C F G G G B B B B G
CEILING 800 300 1700 None None None None None
STA PRES 27.18 27.20 27.22 27.29 27.31 27.33 27.29
Date 03/10Wed 03/11/26Thu 03/12/26Fri 03/13/26Sat 03/14/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN TEMP 74 54 79 39 55 26 54 37 61
TEMP 73 66 56 56 78 69 61 42 43 37 31 27 52 48 41 38 59 52
DEWPT 52 53 52 52 54 53 51 40 24 18 18 17 22 28 30 30 33 34
RH 48 63 86 86 43 57 70 93 47 46 58 65 31 46 65 73 37 50
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC B1 B1 B1 B2 B2 B2 B2 B2 B1 FW SC SC B1 SC SC B1 SC
POP 12HR 40 10 20 80 60 20 20 20 10
RAIN L C S S S S
RAIN SHWRS IS SC IS SC O
SNOW S
$$
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