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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Thu Jan 8 2026
WVZ043-090900-
RAWS 465401
37.53N 81.00W Elev. 2725 ft
701 PM EST Thu Jan 8 2026
Date 01/08/26 Fri 01/09/26 Sat 01/10/26 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 44 59 52 58 32
TEMP 46 45 45 47 54 59 58 57 55 55 54 53 55 56 57 55 50 44 38 33
DEWPT 34 37 41 45 50 52 54 54 53 53 54 53 54 55 55 51 46 40 34 28
MIN/MAX RH 95 78 100 87 93
RH 63 73 86 93 86 78 86 90 93 93100100 96 96 93 86 86 86 85 82
WIND DIR SE SE SE SE S SW SW SW SW SW S SE S S SW W W W W W
WIND SPD 5 5 5 6 6 6 5 4 2 2 2 3 5 5 6 6 8 9 10 10
WIND GUST 16 16 16 17 18 19 21 21
CLOUDS B2 SC B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 SC
CLOUDS(%) 73 49 74 82 85 89 95 95 92 90 92 94 94 97 93 92 89 84 73 50
VSBY 10 10 10 9 10 6 3 5 5 3 3 2 2 4 4 8
POP 12HR 5 80 100 100 60
RAIN L L S C
RAIN SHWRS SC SC NM O O O O O NM SC
SNOW C
TSTMS IS IS
MIX HGT <1 <1 <1 <1 1 2 2 <1 <1 <1 <1 <1 <1 1 1 <1
T WIND DIR SE SE SE SE S S S SW SW SW SW S S SE W W
T WIND SPD 10 9 8 8 9 12 6 5 5 8 4 4 2 1 3 8
DISPERSION PR PR PR VP VP VP VP PR PR PR FR
ADI 7 6 5 9 13 24 14 4 3 4 2 4 3 2 6 5
MAX LVORI 3 3 5 6 4 3 4 6 6 8 9 9 9 8 6 5
STABILITY E E E D D D D E F F F C D D D E
CEILING 11600 4400 200 1700 200 200 100 400 0
STA PRES 27.75 27.72 27.69 27.66 27.71 27.68 27.61 27.52
Date 01/11Mon 01/12/26Tue 01/13/26Wed 01/14/26Thu 01/15/26
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 34 21 36 26 46 32 43 29 33
TEMP 32 26 24 22 33 29 29 27 44 36 35 34 42 38 34 30 32 28
DEWPT 18 14 16 17 15 16 17 17 21 23 24 26 29 31 31 27 23 20
RH 56 60 71 81 47 58 60 65 39 59 64 72 60 76 89 88 69 71
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B1 B1 B2 SC FW FW FW FW SC SC B1 B2 B2 B2 OV B2 B2
POP 12HR 30 10 0 0 0 10 40 50 40
RAIN C C C C S
SNOW C C C C 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