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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Sat Jan 10 2026
NCZ006-110900-
RAWS 310801
36.37N 79.29W Elev. 580 ft
701 PM EST Sat Jan 10 2026
Date 01/10/26 Sun 01/11/26 Mon 01/12/26 Tue
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 43 51 25 51 28
TEMP 63 60 52 46 49 49 44 40 37 34 32 29 36 45 49 41 38 36 35 32
DEWPT 61 57 48 39 31 25 18 17 17 17 18 18 19 19 20 21 22 22 22 22
MIN/MAX RH 98 35 74 31 76
RH 93 90 86 76 50 39 35 39 44 49 56 63 50 35 31 44 52 56 59 66
WIND DIR SW W NW NW W W NW NW NW NW W W W W SW SW SW SW SW SW
WIND SPD 8 4 5 8 11 16 17 9 6 6 4 3 3 4 5 2 1 2 1 1
WIND GUST 21 27
CLOUDS B2 B2 B2 SC CL SC FW CL CL CL CL CL CL CL CL CL CL FW FW FW
CLOUDS(%) 87 77 76 50 5 36 21 5 5 4 4 4 5 5 4 3 5 6 7 8
VSBY 9 9 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 70 5 0 0 0
RAIN
RAIN SHWRS NM SC
TSTMS IS
MIX HGT <1 <1 1 1 3 7 6 <1 1 1 <1 <1 2 2 3 <1
T WIND DIR SW W NW NW W W NW NW NW NW NW NW NW W SW SW
T WIND SPD 18 21 17 19 16 29 36 25 16 17 12 9 9 4 10 6
DISPERSION PR VP PR PR PR PR VP VP VP VP VP
ADI 16 15 12 28 41106121 17 7 8 6 10 21 13 30 3
MAX LVORI 4 5 4 3 1 1 1 2 2 2 2 3 2 2 1 2
STABILITY D E E C D D D E F F F B B C C G
CEILING 800 3600 None None None None None None None
STA PRES 29.28 29.32 29.40 29.50 29.64 29.68 29.72 29.62
Date 01/13Wed 01/14/26Thu 01/15/26Fri 01/16/26Sat 01/17/26
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 56 36 54 35 42 21 46 26 49
TEMP 50 48 43 39 50 44 39 35 39 33 29 25 40 38 33 30 44 46
DEWPT 26 27 27 29 32 34 32 25 18 14 12 14 16 19 20 21 25 24
RH 39 44 53 67 50 68 76 66 42 45 48 62 37 46 58 69 47 42
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW B1 B2 B2 B1 B1 B1 SC FW FW FW FW FW FW SC SC
POP 12HR 0 0 20 10 20 10 5 5 10
RAIN SHWRS IS IS
$$
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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