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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EST Thu Jan 8 2026
NCZ001-082100-
RAWS 310142
36.40N 81.46W Elev. 4608 ft
701 AM EST Thu Jan 8 2026
Date Thu 01/08/26 Fri 01/09/26 Sat 01/10/26
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 49 44 54 51 54
TEMP 44 48 48 46 45 46 47 50 49 52 52 52 53 53 52 53 52 51 52 52
DEWPT 28 30 35 35 37 40 44 46 49 51 51 51 52 51 52 51 51 51 52 50
MAX/MIN RH 48 93 85 98 91
RH 53 49 60 65 73 79 89 86100 96 96 96 96 93100 93 96100100 93
WIND DIR S S S S S S S S S S S SW S S S S S S SW W
WIND SPD 8 9 9 11 13 14 14 13 12 10 9 9 9 9 12 17 16 13 13 21
WIND GUST 24 25
CLOUDS SC B1 B2 OV B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%) 41 60 85 91 78 88 94 96 97 91 95 92 92 94 94 97 97 95 95 92
VSBY 10 10 10 10 10 7 8 7 10 10 9 3 2 1 1 3 2 3 4 10
POP 12HR 0 10 80 90 100
RAIN S C C D D D D D D
RAIN SHWRS O O O O SC
MIX HGT <1 2 1 <1 <1 <1 <1 <1 <1 1 <1 <1 <1 <1 <1 <1 1 2 2 1
T WIND DIR SE S S SE SE S S S S S SW SW SW SW SW N SW NW W W
T WIND SPD 6 13 11 6 11 10 8 6 6 10 8 3 6 5 2 0 1 4 13 11
DISPERSION FR FR GD GD PR PR PR FR GD
ADI 8 23 17 6 10 9 7 8 8 14 9 3 6 5 2 0 2 9 25 10
MAX LVORI 2 2 2 3 3 4 5 5 6 5 6 9 6 7 9 9 10 8 4 5
STABILITY D D D D D D D D D D D D D D D D D D D D
CEILING None 500 500 500 500 2500 800 500 400 300
STA PRES 26.79 26.79 26.81 26.78 26.77 26.74 26.78 26.72 26.66 26.61
Date Sun 01/11/26Mon 01/12/26Tue 01/13/26Wed 01/14/26
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 28 33 18 33 23 42 30 40
TEMP 43 30 29 23 20 19 30 25 26 26 41 32 33 31 39 34
DEWPT 39 24 16 10 11 12 10 13 10 11 17 20 22 21 24 27
RH 86 78 58 57 67 74 42 60 50 52 37 61 63 66 54 75
WIND SPD 15> 15> 15> <15 <15 <15 <15 <15
AVG CLOUDS OV B2 B1 B1 B1 SC FW FW CL FW FW FW FW SC B2 B2
POP 12HR 50 10 10 0 0 5 5 20
RAIN S S
RAIN SHWRS SC
SNOW S 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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