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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1001 AM EST Fri Jan 16 2026
NCZ003-162100-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
1001 AM EST Fri Jan 16 2026
Date Fri 01/16/26 Sat 01/17/26 Sun 01/18/26
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 40 26 48 25 34
TEMP 37 40 33 30 27 28 29 37 45 47 41 35 33 29 26 29 33 34 28
DEWPT 6 8 12 14 16 19 24 30 32 31 29 27 25 21 18 16 14 13 14
MAX/MIN RH 25 83 54 73 42
RH 27 26 41 51 63 68 81 75 60 53 62 72 72 72 71 58 45 41 55
WIND DIR S S S S SE SE S SW W W W NW NW NW NW NW W W W
WIND SPD 5 5 2 2 2 2 2 3 5 4 2 2 2 3 3 3 4 3 1
WIND GUST 13
CLOUDS SC FW FW SC SC B2 B2 B1 SC SC SC B1 B2 B2 B2 B1 B1 SC FW
CLOUDS(%) 35 18 22 38 46 85 85 64 44 37 41 55 77 78 72 66 53 27 19
VSBY 10 10 10 10 10 7 6 7 10 10 7 7 7 10 7 7 10 10 10
POP 12HR 0 20 20 20 20
RAIN S S S S
SNOW S S S S S
MIX HGT 3 3 <1 <1 <1 <1 <1 2 4 4 <1 <1 <1 1 2 3 4 4 <1
T WIND DIR S S S S S S SW SW W W SW NW NW NW S W W W W
T WIND SPD 12 17 9 9 9 11 12 6 6 8 1 6 9 5 2 4 6 8 12
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 37 55 4 4 4 5 10 15 27 29 1 3 4 3 6 15 18 39 6
MAX LVORI 1 1 2 2 3 3 4 4 2 2 3 3 3 3 3 2 2 1 3
STABILITY C C G G F F C C C C F F F F C C D B G
CEILING None None 6500 2700 None 7500 5300 1800 None
STA PRES 28.07 28.09 28.07 28.13 28.15 28.21 28.17 28.16 28.06
Date Mon 01/19/26Tue 01/20/26Wed 01/21/26Thu 01/22/26
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 19 39 13 33 16 45 28 52
TEMP 21 21 37 32 20 13 30 26 19 20 42 37 31 31 47 43
DEWPT 11 9 13 9 1 -4 -6 -1 1 3 10 17 20 23 29 30
RH 65 59 37 37 43 46 20 30 44 47 26 44 63 72 49 60
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW CL FW FW FW FW CL CL CL CL FW SC FW SC B1 B1
POP 12HR 0 0 0 0 0 0 10 20
RAIN 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