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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EST Fri Feb 13 2026
VAZ018-140900-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
401 PM EST Fri Feb 13 2026
Date 02/13/26 Sat 02/14/26 Sun 02/15/26 Mon
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 55 38 45 39
TEMP 34 32 31 30 30 43 53 53 43 39 39 39 40 43 45 44 41 41 40 40 39
DEWPT 17 18 20 21 21 25 28 29 27 25 27 29 31 37 41 40 37 37 37 37 35
MIN/MAX RH 69 37 72 66 90
RH 49 56 63 69 69 49 38 39 53 57 62 67 70 79 86 86 85 85 89 89 85
WIND DIR NW NW W W W W W W W W W W W S SE E E NE N N N
WIND SPD 2 2 2 2 2 2 3 2 1 1 1 1 1 1 2 2 2 2 2 2 2
WIND GUST 12 13
CLOUDS CL FW CL FW FW CL SC B1 B1 B1 B2 OV OV OV OV OV OV OV B2 B2 B2
CLOUDS(%) 4 6 5 7 6 4 30 52 54 66 83 94 91 90 94 94 89 88 86 84 72
VSBY 10 10 10 10 10 10 10 10 10 10 7 7 6 6 3 3 6 6 7 7
POP 12HR 0 0 30 90 60
RAIN C C D D D D L L S
MIX HGT <1 <1 <1 <1 <1 2 4 4 <1 <1 <1 <1 <1 <1 <1 <1 <1
T WIND DIR NW W W W W W W W W W W W W W SW S SE
T WIND SPD 6 5 4 4 4 12 13 13 3 3 3 3 4 6 8 4 2
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 3 3 2 2 5 28 69 69 2 2 2 2 4 5 6 4 1
MAX LVORI 2 3 3 3 3 2 1 1 2 3 3 3 3 4 5 5 6
STABILITY G G G G B B B B F F F F C C C C F
CEILING None None None None 10800 7400 300 700 700
STA PRES 27.93 27.92 27.91 27.87 27.87 27.84 27.85 27.78
Date 02/16Tue 02/17/26Wed 02/18/26Thu 02/19/26Fri 02/20/26
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 55 37 62 44 64 48 65 46 61
TEMP 51 47 39 38 59 52 46 45 61 57 52 48 63 57 49 47 61 52
DEWPT 42 37 34 32 42 41 39 40 47 45 45 43 45 43 41 42 41 36
RH 71 68 82 79 53 66 76 82 60 64 77 83 52 59 74 83 48 54
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 SC
POP 12HR 5 0 0 5 10 20 20 30 30
RAIN S S S S S C 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