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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EST Wed Feb 18 2026
VAZ012-190900-
RAWS 447502
37.01N 81.18W Elev. 2540 ft
701 PM EST Wed Feb 18 2026
Date 02/18/26 Thu 02/19/26 Fri 02/20/26 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 47 59 52 65 40
TEMP 50 49 48 49 53 58 59 55 53 52 53 54 61 65 63 53 48 45 42 40
DEWPT 49 49 48 48 50 52 51 50 49 49 51 51 50 43 36 33 33 33 34 33
MIN/MAX RH 100 74 93 36 76
RH 96100100 96 89 80 75 83 86 89 93 90 67 45 36 46 56 62 73 76
WIND DIR W W W SE SE SE S S S S S SW W W W W W W W NW
WIND SPD 2 1 1 1 2 2 2 2 2 2 2 3 5 6 6 4 4 3 3 2
WIND GUST 16 19 18
CLOUDS B2 B2 B2 OV B2 B2 B2 B1 B1 B2 B2 B2 B1 SC FW SC FW SC SC B1
CLOUDS(%) 85 75 76 89 85 78 74 53 56 87 87 81 69 43 20 37 19 33 46 64
VSBY 6 2 2 2 6 6 6 7 7 7 7 5 10 10 10 10 10 10 10 10
POP 12HR 70 70 80 50 20
DRIZZLE ? ? ?
RAIN C L L L L L L C C D D C C S S C
Obvis PF PF
MIX HGT <1 <1 <1 <1 <1 2 2 <1 <1 <1 <1 <1 2 5 6 1
T WIND DIR SW SW S S S SW SW SE SW S S S SW W W W
T WIND SPD 4 2 2 2 3 13 10 3 4 4 4 6 12 28 29 10
DISPERSION VP VP VP VP VP VP VP VP VP VP VP
ADI 2 1 1 2 3 36 24 2 2 2 2 5 24178200 5
MAX LVORI 6 10 10 7 6 3 3 5 6 6 6 6 3 1 1 2
STABILITY F F F C C C C F F F F C D B B F
CEILING 600 600 600 1300 600 1500 500 None None
STA PRES 27.06 27.06 27.05 26.99 27.00 26.97 26.95 26.99
Date 02/21Sun 02/22/26Mon 02/23/26Tue 02/24/26Wed 02/25/26
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 31 40 22 33 18 43 24 50
TEMP 54 48 38 32 39 30 26 22 33 26 23 19 40 33 26 27 49 40
DEWPT 33 30 30 25 20 18 17 15 12 13 14 12 11 15 16 17 20 24
RH 45 49 73 75 46 60 68 74 41 57 68 74 30 47 65 65 31 52
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 SC FW SC B1 B1 B2
POP 12HR 30 40 40 40 20 5 0 5 20
RAIN C S C C S
SNOW C C 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