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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EST Thu Feb 19 2026
VAZ024-200900-
RAWS 441631
37.63N 79.51W Elev. 865 ft
231 PM EST Thu Feb 19 2026
Date 02/19/26 Fri 02/20/26 Sat 02/21/26 Sun
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 46 70 43 59 36
TEMP 51 49 48 47 47 47 53 66 69 61 52 48 45 43 51 57 59 53 46 43 39 37
DEWPT 49 49 46 45 45 46 49 50 38 31 31 31 31 32 33 34 35 34 34 34 34 34
MIN/MAX RH 99 31 63 39 88
RH 93100 93 93 93 96 86 56 32 32 44 51 58 65 50 42 40 48 63 70 82 89
WIND DIR E E E E E E SW SW W W W W W W W W W W NW N N NW
WIND SPD 3 2 2 1 1 1 2 9 9 5 4 3 3 3 3 4 3 2 2 2 2 2
WIND GUST 20 23 20 17 14 13
CLOUDS OV OV OV OV OV OV B2 SC FW FW FW FW SC B1 B1 B1 SC SC SC B1 B2 B1
CLOUDS(%) 92 90 89 93 93 92 71 30 13 12 9 16 50 68 66 54 44 41 45 62 70 61
VSBY 3 4 4 4 2 2 5 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 90 60 5 20 40
RAIN L L S S D L S S S C C C
Obvis PF PF PF PF PF PF PF
MIX HGT <1 <1 1 1 <1 <1 <1 5 6 2 2 1 <1 1 2 2 3 <1
T WIND DIR NE NE NE NE E E SW W W W W W W W W W W W
T WIND SPD 5 8 9 5 3 1 1 5 26 14 12 12 12 9 16 17 18 10
DISPERSION VP VP VP VP PR VP VP VP VP VP VP VP
ADI 6 4 4 3 2 1 1 24122 7 6 6 6 12 32 49 62 5
MAX LVORI 5 9 6 6 8 9 6 2 1 2 2 2 3 2 1 1 1 2
STABILITY C F F F F C C C C F F G F B B C B F
CEILING 1000 400 100 None None None 7200 None None
STA PRES 28.37 28.31 28.25 28.20 28.30 28.36 28.42 28.41
Date 02/22Mon 02/23/26Tue 02/24/26Wed 02/25/26Thu 02/26/26
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 45 29 41 25 45 27 52 40 56
TEMP 45 39 34 30 41 35 30 25 43 38 30 30 50 48 44 40 55 51
DEWPT 30 21 20 18 16 15 15 14 14 17 18 19 25 29 33 36 38 36
RH 55 48 56 60 36 43 53 62 30 42 60 63 37 47 65 85 53 56
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B1 B1 SC B1 B1 SC SC SC SC SC B1 B2 B2 B2 B2 B1 B1
POP 12HR 40 10 10 5 0 0 10 40 40
RAIN C S C C C C
$$
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