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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
305 AM EST Wed Jan 14 2026
VAZ018-142100-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
305 AM EST Wed Jan 14 2026
Date Wed 01/14/26 Thu 01/15/26 Fri 01/16/26
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 51 19 26 17 39
TEMP 40 41 46 50 48 42 36 27 22 20 22 26 25 21 20 19 18 18 26 36 39 34
DEWPT 27 29 32 34 35 34 28 17 11 7 7 6 5 4 4 5 5 5 5 6 11 15
MAX/MIN RH 54 76 41 59 27
RH 59 62 58 54 60 73 72 65 62 56 52 42 42 47 49 54 56 56 40 28 31 45
WIND DIR W W W SW W W NW NW NW NW NW NW NW NW W W W W SW S SW SW
WIND SPD 5 4 4 5 5 6 10 14 16 17 13 12 11 12 11 10 6 4 5 6 6 5
WIND GUST 23 19 18 18 19 23 32 41 46 46 41 35 36 36 36 31 25 19 19 21 23 21
CLOUDS SC OV OV OV B2 OV OV B1 SC SC B1 SC B1 SC FW FW FW FW SC B1 B2 B1
CLOUDS(%) 31 89 91 89 83 94 94 64 42 35 52 47 57 39 19 18 11 21 47 68 70 54
VSBY 10 10 10 10 10 6 6 10 10 10 10 9 9 10 9 10 10 10 9 9 9 10
POP 12HR 40 50 10 0 10
RAIN SHWRS IS SC
MIX HGT <1 <1 1 3 3 2 2 3 3 3 4 4 5 4 3 2 2 <1 1 3 3 <1
T WIND DIR W W SW SW S SW W NW NW NW NW NW NW NW W W W W SW S SW SW
T WIND SPD 6 6 4 6 8 6 16 36 36 39 37 34 33 35 36 33 21 11 10 13 21 18
DISPERSION PR PR FR GD GD FR FR FR PR PR
ADI 3 8 6 16 21 5 18 49 49100104101 98 48 25 22 10 9 20 34 52 12
MAX LVORI 3 3 3 2 2 3 3 1 1 1 1 1 1 1 2 2 2 2 2 1 1 2
STABILITY F D D D D E D D D D D D D D E E F C C D D E
CEILING 8900 5800 900 None None None None None None 3300
STA PRES 27.43 27.29 27.25 27.32 27.40 27.43 27.52 27.59 27.64 27.62
Date Sat 01/17/26Sun 01/18/26Mon 01/19/26Tue 01/20/26
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 29 40 19 29 16 33 16 31
TEMP 31 30 40 31 24 19 29 22 19 16 32 28 22 17 30 24
DEWPT 22 25 22 17 10 8 7 7 7 7 10 10 10 8 6 6
RH 69 81 48 56 54 61 39 52 59 67 39 46 59 67 35 45
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC FW
POP 12HR 30 40 20 20 5 10 10 5
SNOW C S S S
SNOWSHWRS SC
$$
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