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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
631 PM EST Thu Nov 5 2026
NCZ003-060900-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
631 PM EST Thu Nov 5 2026
Date 11/05/26 Fri 11/06/26 Sat 11/07/26 Sun
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 71 41 61 34
TEMP 65 64 62 60 57 62 68 69 57 52 49 44 41 52 58 60 51 43 40 37 35
DEWPT 65 64 61 59 55 55 51 50 52 49 46 42 39 41 40 39 40 38 36 35 35
MIN/MAX RH 100 50 95 45 100
RH 100100 97 96 93 78 54 51 83 89 89 93 92 66 51 46 66 82 85 92100
WIND DIR N N N NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 0 0 0 1 3 4 3 4 3 4 4 6 6 10 10 10 5 5 4 4 3
WIND GUST 14 19 20 21 17 16
CLOUDS B2 B2 B2 B2 B1 SC SC CL FW FW FW CL FW CL CL CL CL FW FW FW FW
CLOUDS(%) 73 77 73 83 67 28 26 4 7 12 15 4 6 3 2 2 1 9 14 15 15
VSBY 9 7 4 3 7 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 40 5 0 0 0
RAIN SHWRS SC
TSTMS
Obvis PF F F
MIX HGT <1 <1 <1 <1 <1 2 4 2 <1 <1 <1 <1 <1 3 3 3 <1
T WIND DIR SW W NW NW NW NW W W NW NW NW N NW NW NW NW NW
T WIND SPD 2 2 3 3 4 6 12 14 12 12 10 11 9 19 17 18 9
DISPERSION VP VP VP VP VP VP VP PR PR PR VP VP
ADI 1 1 2 2 5 14 59 44 6 6 5 5 10 56 56 60 4
MAX LVORI 10 10 10 10 6 4 1 1 4 5 6 6 5 1 1 1 3
STABILITY F F F F B B B B G F F F B C C C F
CEILING 400 2700 None None None None None None None
STA PRES 28.01 28.00 28.01 27.98 28.04 28.06 28.10 28.11
Date 11/08Mon 11/09/26Tue 11/10/26Wed 11/11/26Thu 11/12/26
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 66 37 69 38 72 38 68 37 62
TEMP 63 49 41 39 67 55 42 39 70 57 43 40 66 51 42 38 60 51
DEWPT 41 41 36 34 39 42 35 32 39 41 36 36 40 41 36 35 40 41
RH 44 74 82 82 36 61 76 76 32 55 76 85 38 68 79 89 47 68
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW CL CL CL CL CL CL FW FW FW FW FW FW FW FW FW SC
POP 12HR 0 0 0 0 0 0 0 0 20
RAIN 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
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