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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
332 PM EDT Mon Mar 9 2026
NCZ001-100800-
RAWS 310142
36.40N 81.46W Elev. 4608 ft
332 PM EDT Mon Mar 9 2026
Date 03/09/26 Tue 03/10/26 Wed 03/11/26 Thu
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 50 66 56 71 34
TEMP 59 53 52 53 53 53 57 63 65 60 57 57 57 58 64 65 64 65 62 59 50 38
DEWPT 36 37 37 39 44 48 51 53 54 53 53 54 53 54 55 54 52 51 51 53 49 38
MIN/MAX RH 85 67 90 55 100
RH 42 54 56 59 71 83 80 70 68 78 86 90 86 86 73 68 65 60 67 80 96100
WIND DIR W W W W W W W W W W W W W W SW SW SW SW SW SW W NW
WIND SPD 11 9 10 11 12 10 10 9 10 9 9 10 10 11 13 17 18 17 20 21 25 32
CLOUDS CL FW SC B1 B1 B1 SC B1 SC SC SC B1 B1 B2 B1 B1 B1 B1 B2 OV OV OV
CLOUDS(%) 3 6 34 66 54 56 33 59 48 34 47 62 68 74 55 52 54 69 73 89 88 91
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 10 40 5 20 80
RAIN D
RAIN SHWRS SC SC IS IS IS IS IS IS IS O NM
SNOWSHWRS IS
TSTMS IS IS
MIX HGT 4 <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 <1 <1 1 5 6 <1
T WIND DIR W W W W W W W SW SW S S SW W W SW SW SW SW
T WIND SPD 14 4 3 4 9 9 11 11 10 4 5 4 5 4 17 26 26 10
DISPERSION PR FR FR FR PR PR FR FR GD GD GD GD
ADI 55 3 2 4 8 10 25 28 34 3 5 4 5 5 25 83 86 9
MAX LVORI 1 3 3 3 3 4 3 3 3 4 5 6 5 5 3 1 1 3
STABILITY C E E D D D C D C E D D D D D D D D
CEILING None None None None None 5200 11600 15100 13200
STA PRES 26.80 26.79 26.83 26.79 26.80 26.74 26.72 26.66
Date 03/12Fri 03/13/26Sat 03/14/26Sun 03/15/26Mon 03/16/26
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 42 27 52 38 59 44 62 38 45
TEMP 36 34 29 29 48 46 43 39 55 52 47 46 59 57 50 40 43 35
DEWPT 25 18 17 18 22 27 31 31 33 37 37 38 42 44 44 36 23 20
RH 64 51 60 63 35 47 62 73 43 56 68 73 53 62 80 85 45 54
WIND SPD 15> <15 15> 15> <15 <15 15> 15> 15>
AVG CLOUDS B2 B1 FW FW FW SC FW SC SC FW FW FW SC SC B2 B2 B2 B1
POP 12HR 70 0 0 0 0 5 20 60 40
RAIN SHWRS NM IS SC NM SC SC
SNOWSHWRS 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