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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
647 PM EST Sun Nov 15 2026
NCZ003-160900-
RAWS 310302
36.35N 80.48W Elev. 1076 ft
647 PM EST Sun Nov 15 2026
Date 11/15/26 Mon 11/16/26 Tue 11/17/26 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
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 32 56 33 59 35
TEMP 43 40 37 35 34 46 53 54 47 42 39 37 35 48 56 57 49 44 41 39 37
DEWPT 32 33 33 31 31 35 33 33 34 33 33 32 30 36 34 33 35 34 32 31 31
MIN/MAX RH 90 43 88 39 80
RH 65 76 85 85 89 65 46 45 60 70 79 82 82 63 43 40 58 68 70 73 79
WIND DIR N N N N N N N S S NW NW N N NE S N N S NW NW N
WIND SPD 5 5 4 3 3 3 2 2 1 2 2 2 2 1 2 0 0 1 1 2 2
CLOUDS FW FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL
CLOUDS(%) 9 9 2 1 1 1 5 4 2 1 1 1 3 3 4 3 1 0 0 1 4
VSBY 10 10 10 10 10 10 10 10 10 10 10 9 4 6 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT <1 <1 <1 <1 <1 3 4 3 <1 <1 <1 <1 <1 1 3 2 <1
T WIND DIR N N N N N NE N N E N N N NE NE NE NW NE
T WIND SPD 9 8 6 5 4 5 4 3 2 3 3 3 4 3 4 4 2
DISPERSION PR PR VP VP VP VP VP VP VP VP VP VP
ADI 6 4 3 3 5 19 21 13 1 2 2 2 5 6 16 14 1
MAX LVORI 3 4 5 6 6 3 2 2 3 3 4 5 5 3 2 2 3
STABILITY E F F F B B B B G G G G B A B A G
CEILING None None None None None None None None None
STA PRES 29.21 29.26 29.31 29.28 29.33 29.36 29.39 29.33
Date 11/18Thu 11/19/26Fri 11/20/26Sat 11/21/26Sun 11/22/26
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 64 36 67 38 69 41 67 41 68
TEMP 60 52 40 37 64 54 42 39 67 53 44 42 64 55 44 42 66 58
DEWPT 33 37 34 31 36 38 35 33 40 41 38 37 42 42 40 39 46 46
RH 36 56 79 79 35 54 76 79 37 64 79 82 45 61 86 89 48 64
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL CL CL CL CL FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR 0 0 0 0 0 0 0 0 0
$$
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