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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EST Fri Jan 9 2026
NCZ006-092100-
RAWS 310801
36.37N 79.29W Elev. 580 ft
701 AM EST Fri Jan 9 2026
Date Fri 01/09/26 Sat 01/10/26 Sun 01/11/26
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 67 57 72 44 53
TEMP 54 65 67 63 59 58 58 59 63 69 71 67 63 59 52 45 48 51 46 37
DEWPT 51 57 58 59 58 58 58 59 62 63 61 61 60 58 48 38 32 26 19 17
MAX/MIN RH 73 100 71 94 33
RH 90 75 73 87 96100100100 97 81 71 81 90 96 86 76 54 37 34 44
WIND DIR S S SW S SW S S S S S SW SW SW W NW NW W W NW NW
WIND SPD 4 8 6 2 2 2 2 2 5 10 10 6 5 5 5 6 9 12 13 8
WIND GUST 20 20 19 26 26 18
CLOUDS OV OV OV OV OV B2 OV OV OV OV OV OV OV OV B2 B1 SC SC FW FW
CLOUDS(%) 92 92 95 94 90 85 90 96 95 95 94 90 92 91 87 61 27 37 20 6
VSBY 10 10 6 6 6 7 6 6 6 3 3 3 3 7 7 10 10 10 10 10
POP 12HR 60 90 90 80 10
RAIN D D D D D D C C
RAIN SHWRS NM NM NM SC NM
TSTMS IS IS
MIX HGT <1 2 2 <1 <1 <1 <1 <1 1 3 3 <1 <1 <1 2 2 4 8 7 1
T WIND DIR S S SW S S SW SE E S S S SW SW W NW NW W W NW W
T WIND SPD 6 10 12 5 5 4 2 2 6 17 26 23 12 19 26 20 24 36 28 12
DISPERSION VP VP VP VP PR PR PR PR PR
ADI 8 21 23 3 3 2 1 2 10 39 65 15 8 13 18 41 90135101 8
MAX LVORI 6 3 3 6 9 9 10 10 7 3 3 4 5 5 4 3 1 1 1 2
STABILITY D D D F F F F C D D D E E E E C C D D E
CEILING 700 700 700 700 600 500 700 4000 None None
STA PRES 29.55 29.51 29.55 29.49 29.41 29.26 29.24 29.34 29.45 29.53
Date Mon 01/12/26Tue 01/13/26Wed 01/14/26Thu 01/15/26
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 26 48 27 55 34 53 34 48
TEMP 30 27 45 39 32 28 52 46 38 36 51 47 39 34 47 39
DEWPT 17 18 20 21 21 22 24 26 25 26 33 34 34 33 32 27
RH 58 68 36 48 63 78 33 45 59 67 50 60 82 96 56 62
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL CL CL CL CL FW FW FW FW B1 B2 B2 B1 B1 B1 B1
POP 12HR 0 0 0 0 5 20 20 30
RAIN S S S C C
$$
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