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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EST Mon Feb 16 2026
NCZ006-170900-
RAWS 310801
36.37N 79.29W Elev. 580 ft
401 PM EST Mon Feb 16 2026
Date 02/16/26 Tue 02/17/26 Wed 02/18/26 Thu
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 36 64 48 67 52
TEMP 49 41 40 38 38 49 61 63 55 52 50 51 52 58 65 67 63 60 58 54 52
DEWPT 39 37 37 36 37 43 46 44 43 42 43 45 48 52 52 51 51 52 53 53 52
MIN/MAX RH 100 49 88 56 99
RH 68 85 89 92 96 80 58 50 64 69 77 80 86 80 63 56 65 75 83 96100
WIND DIR SE S S S SW SW SW SW S S SW SW SW SW SW SW SW SW SW SW SW
WIND SPD 1 1 1 2 2 4 6 6 2 4 5 6 8 11 12 11 6 5 3 2 2
WIND GUST 18 23 25 23
CLOUDS FW FW FW SC SC SC SC B2 B1 B2 OV OV OV OV OV OV OV OV OV B2 B2
CLOUDS(%) 16 9 18 34 45 46 33 74 65 75 90 88 89 92 93 93 92 89 90 82 76
VSBY 10 9 9 9 5 9 9 9 10 10 10 10 10 10 10 10 10 10 10 10 2
POP 12HR 0 0 0 5 20
RAIN S S C
Obvis PF
MIX HGT <1 <1 <1 <1 <1 1 2 3 <1 <1 <1 1 1 3 4 3 <1
T WIND DIR SE S S S SW SW SW SW S S S SW SW SW SW SW SW
T WIND SPD 2 3 4 5 5 10 14 13 4 6 8 10 18 25 25 19 8
DISPERSION VP VP VP VP VP VP PR PR PR PR VP VP
ADI 1 2 2 3 6 17 43 40 2 5 5 7 28 63 66 49 5
MAX LVORI 3 6 6 6 8 3 1 1 3 3 4 4 4 3 1 1 3
STABILITY G G G G B B B C F E E E D D D D E
CEILING None None None 16300 17500 6600 1200 1600 1200
STA PRES 29.57 29.57 29.60 29.50 29.46 29.37 29.32 29.26
Date 02/19Fri 02/20/26Sat 02/21/26Sun 02/22/26Mon 02/23/26
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 70 54 72 46 61 38 53 29 46
TEMP 67 63 58 57 69 64 54 47 58 54 45 39 50 47 38 30 44 40
DEWPT 54 54 54 55 55 46 42 42 41 37 36 33 32 29 25 20 16 13
RH 63 72 86 93 61 52 64 83 53 52 70 79 50 49 59 66 32 33
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B2 OV B2 B1 SC B1 B1 B1 SC B1 B1 B1 SC FW SC SC
POP 12HR 50 40 70 30 40 40 50 20 10
RAIN C C C C L C S C C C 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