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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Wed Feb 11 2026
NCZ005-120900-
RAWS 310540
36.38N 79.70W Elev. 858 ft
701 PM EST Wed Feb 11 2026
Date 02/11/26 Thu 02/12/26 Fri 02/13/26 Sat
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 29 51 25 52 28
TEMP 39 35 32 29 40 48 50 41 36 31 28 26 38 48 51 43 36 32 30 29
DEWPT 23 23 22 22 21 19 19 20 20 19 19 19 20 18 19 21 22 22 22 22
MIN/MAX RH 73 28 77 27 79
RH 52 61 66 75 46 31 29 42 52 61 68 74 48 30 28 41 56 66 72 75
WIND DIR NW W W W NW NW NW NW N N N N NW NW NW S SW W W W
WIND SPD 8 5 5 4 5 8 8 5 4 3 2 2 2 3 3 2 2 2 2 3
CLOUDS SC FW FW FW FW SC SC SC FW FW FW FW FW CL CL CL CL FW FW SC
CLOUDS(%) 35 11 25 6 23 30 39 31 23 11 17 10 6 4 4 3 3 6 17 29
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT <1 <1 <1 <1 3 5 5 <1 <1 <1 <1 <1 2 3 3 <1
T WIND DIR NW NW NW NW NW NW NW NW N N N NW N NW NW SW
T WIND SPD 13 11 10 6 12 14 18 18 16 13 10 6 9 9 8 2
DISPERSION PR PR PR PR VP VP VP VP VP VP VP
ADI 9 5 5 7 42 80111 8 7 6 5 7 22 37 29 1
MAX LVORI 2 3 3 3 1 1 1 2 2 3 3 4 2 1 2 2
STABILITY E F F B B B B F F G G B B B B G
CEILING None None None None None None None None None
STA PRES 29.39 29.41 29.45 29.41 29.48 29.54 29.57 29.52
Date 02/14Sun 02/15/26Mon 02/16/26Tue 02/17/26Wed 02/18/26
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 59 39 48 40 54 37 58 44 63
TEMP 56 50 43 41 46 45 43 40 51 49 42 38 55 52 48 45 60 58
DEWPT 24 29 32 37 40 39 39 38 38 37 36 36 39 40 41 42 45 45
RH 29 44 65 85 79 79 86 92 61 63 79 92 55 63 77 89 58 62
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC B1 B2 OV OV OV OV B2 SC SC B1 B1 B1 B2 B2 OV B2 B2
POP 12HR 0 40 90 70 20 10 10 10 20
RAIN C L D L C S 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