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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
132 AM EDT Mon Mar 9 2026
NCZ003-100800-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
132 AM EDT Mon Mar 9 2026
Date 03/08/26 Mon 03/09/26 Tue 03/10/26 Wed
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 51 74 52 79 56
TEMP 55 53 52 61 70 73 65 58 55 54 53 68 76 78 72 65 61 58 58
DEWPT 51 49 47 51 46 42 44 43 42 42 44 53 56 57 57 57 57 56 56
MIN/MAX RH 91 33 71 47 96
RH 86 86 83 70 42 33 46 57 61 64 71 59 50 48 59 75 87 93 93
WIND DIR N NW NW W SW SW N N W NW NW S S S SW N N N N
WIND SPD 2 2 2 1 4 3 0 0 1 1 1 2 3 3 1 0 0 0 0
CLOUDS SC B1 SC FW FW FW FW SC FW FW SC FW SC SC SC FW SC B1 B2
CLOUDS(%) 44 52 46 20 18 7 6 30 23 11 31 24 50 49 45 11 40 55 81
VSBY 10 7 6 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 0 5 20 5
RAIN SHWRS IS IS IS IS
MIX HGT <1 <1 <1 4 6 6 <1 <1 <1 <1 <1 2 5 5 <1 <1 <1 <1 <1
T WIND DIR NW NW NW W W W S W NW NW NW W W SW S SW SW W NW
T WIND SPD 3 4 4 1 6 8 3 2 3 3 3 8 12 11 6 5 3 3 3
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 2 2 5 5 45 56 2 1 2 2 3 21 78 68 3 3 2 2 4
MAX LVORI 6 6 5 3 1 1 2 3 3 3 3 2 1 1 3 4 6 7 6
STABILITY F F B A B B G G G G A B B B F G G F B
CEILING None None None None None None None None None
STA PRES 28.14 28.20 28.15 28.21 28.22 28.24 28.19 28.20 28.14
Date 03/11Thu 03/12/26Fri 03/13/26Sat 03/14/26Sun 03/15/26
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 81 48 52 31 62 40 67 44 71
TEMP 78 73 65 51 49 45 36 33 56 55 47 41 63 58 49 45 66 66
DEWPT 62 57 57 44 25 21 23 22 27 32 33 30 31 36 37 38 47 49
RH 58 57 75 77 39 38 59 63 32 41 58 65 30 44 63 76 50 54
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B2 B2 B2 FW FW SC SC FW FW SC SC FW SC SC SC SC
POP 12HR 30 70 60 5 5 0 0 0 20
RAIN SHWRS IS SC NM NM NM IS IS
TSTMS 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