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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EST Wed Feb 11 2026
NCZ001-112100-
RAWS 310142
36.40N 81.46W Elev. 4608 ft
801 AM EST Wed Feb 11 2026
Date Wed 02/11/26 Thu 02/12/26 Fri 02/13/26
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 46 24 35 23 40
TEMP 45 46 42 32 27 26 24 24 27 32 34 30 27 26 24 25 32 37 39 32
DEWPT 31 26 22 19 18 18 17 15 14 16 16 16 16 15 15 13 14 14 16 17
MAX/MIN RH 44 73 47 68 38
RH 58 45 44 58 68 71 74 68 57 51 47 55 63 62 68 60 47 38 39 53
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW W
WIND SPD 18 17 21 26 29 32 29 28 24 18 17 16 14 13 12 10 8 8 9 6
CLOUDS SC SC FW FW FW FW FW FW FW SC B1 B1 B1 B1 B1 SC SC FW FW FW
CLOUDS(%) 50 33 8 18 13 17 22 21 23 48 60 60 58 56 51 46 35 14 7 9
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 30 0 0 0 0
RAIN
MIX HGT 1 3 3 <1 <1 <1 <1 <1 1 3 3 <1 <1 <1 <1 <1 1 4
T WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW
T WIND SPD 14 18 16 17 18 23 23 20 19 26 27 17 14 13 10 9 12 18
DISPERSION GD GD GD GD GD GD FR FR PR
ADI 23 40 39 15 16 21 21 24 32 58 60 15 13 12 9 7 19 84
MAX LVORI 3 1 1 2 3 3 3 3 1 1 1 2 2 2 3 3 2 1
STABILITY D D D D D D D D D D D D D D D C B B
CEILING None None None None 0 0 None None None
STA PRES 26.64 26.67 26.68 26.72 26.73 26.74 26.75 26.77
Date Sat 02/14/26Sun 02/15/26Mon 02/16/26Tue 02/17/26
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 46 34 37 35 47 35 51
TEMP 27 29 45 36 36 36 34 36 37 37 44 41 37 37 50 43
DEWPT 17 18 23 27 28 31 34 33 34 33 37 34 32 32 37 37
RH 65 63 41 69 72 82100 89 89 85 76 76 82 82 61 79
WIND SPD <15 <15 <15 <15 15> <15 <15 <15
AVG CLOUDS SC SC B1 B2 OV OV OV OV B2 B1 SC SC SC SC B1 B1
POP 12HR 0 10 50 70 50 10 5 5
RAIN C C L L 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