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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 PM EST Wed Nov 4 2026
NCZ003-042100-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
131 PM EST Wed Nov 4 2026
Date Wed 11/04/26 Thu 11/05/26 Fri 11/06/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
MAX/MIN TEMP 69 62 69 55 69
TEMP 68 66 64 63 62 63 64 68 69 67 62 59 57 56 62 67 67 61
DEWPT 62 63 62 63 62 63 64 67 65 63 61 59 56 54 57 55 55 53
MAX/MIN RH 73 100 86 99 63
RH 81 90 93100100100100 97 87 87 97100 96 93 84 65 65 75
WIND DIR SE E SE S S S S S S N N N NW NW NW NW NW NW
WIND SPD 5 2 3 4 3 1 3 4 4 0 0 0 2 3 3 2 3 2
CLOUDS OV OV OV OV OV OV B2 B1 B1 B2 B2 B1 B1 B1 B1 B1 FW FW
CLOUDS(%) 97 93100100 97 98 86 64 65 77 75 68 57 65 63 51 24 7
VSBY 10 7 5 5 4 2 3 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 50 100 30 20 20
RAIN C L D D C C
RAIN SHWRS IS IS IS
TSTMS IS IS
MIX HGT 1 <1 <1 <1 <1 <1 1 2 2 <1 <1 <1 <1 <1 1 4 3 <1
T WIND DIR S S S S S S SW SW SW SW W NW NW NW NW NW NW NW
T WIND SPD 10 5 8 11 10 8 9 10 9 4 4 4 5 8 8 9 8 9
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 19 3 4 5 5 6 13 20 25 2 2 2 3 6 12 45 32 4
MAX LVORI 4 6 8 9 9 8 5 5 4 6 9 9 9 8 4 1 1 3
STABILITY C F F F F C C D B F F F F C C B B G
CEILING 1300 500 500 500 1200 1200 3500 3500 None
STA PRES 28.11 28.08 28.07 28.07 28.04 28.05 28.01 27.99 27.96
Date Sat 11/07/26Sun 11/08/26Mon 11/09/26Tue 11/10/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MIN/MAX TEMP 45 62 35 65 36 68 37 70
TEMP 50 45 59 49 42 37 62 49 42 38 65 53 42 40 68 56
DEWPT 47 41 41 40 36 34 38 39 33 31 35 38 32 30 38 41
RH 89 86 51 71 79 89 41 68 70 76 33 57 67 67 33 57
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW CL CL FW FW SC FW FW FW CL FW FW SC SC
POP 12HR 0 0 0 0 0 0 0 5
$$
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