Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
331 PM EST Tue Feb 17 2026
NCZ006-180900-
RAWS 310801
36.37N 79.29W Elev. 580 ft
331 PM EST Tue Feb 17 2026
Date 02/17/26 Wed 02/18/26 Thu 02/19/26 Fri
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 50 67 51 63 54
TEMP 64 57 52 51 50 51 58 64 66 60 57 56 52 51 56 61 63 60 59 58 55 54
DEWPT 45 44 43 43 45 49 53 53 52 52 52 53 52 51 55 54 54 55 55 55 54 53
MIN/MAX RH 92 59 100 58 97
RH 50 62 71 74 83 93 83 67 61 75 83 90100100 96 78 72 84 87 90 96 96
WIND DIR SW S S S SW SW SW SW SW SW SW SW SW SW S S S S S S S S
WIND SPD 6 2 4 4 5 6 10 12 10 5 4 2 2 1 2 5 5 2 3 3 4 4
WIND GUST 18 23 25 20
CLOUDS B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2
CLOUDS(%) 82 84 82 93 92 92 95 92 93 94 90 87 78 69 67 77 81 85 81 84 85 85
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 8 8 10 10 10 10 7 9 7
POP 12HR 0 5 20 60 40
RAIN S S C C L L C C C C L
MIX HGT 3 <1 <1 <1 <1 1 3 3 3 <1 <1 <1 <1 <1 <1 2 2 <1
T WIND DIR SW S S S S SW SW SW SW SW SW SW SW N NE E E E
T WIND SPD 14 5 6 8 9 13 21 18 21 6 6 4 2 2 9 6 6 4
DISPERSION VP VP VP PR PR VP VP VP VP VP VP VP
ADI 48 3 5 5 6 19 53 46 55 5 5 2 1 2 7 14 12 2
MAX LVORI 1 3 3 3 4 5 3 1 1 3 4 5 7 10 4 2 2 3
STABILITY B F E E E D D D D E E F F C C D D F
CEILING 17100 8500 1200 1600 3000 3400 1800 1100 400
STA PRES 29.48 29.39 29.32 29.25 29.26 29.27 29.31 29.25
Date 02/20Sat 02/21/26Sun 02/22/26Mon 02/23/26Tue 02/24/26
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 72 47 59 42 52 30 45 25 47
TEMP 69 63 56 48 56 53 48 42 50 44 38 31 42 38 32 26 42 40
DEWPT 54 44 41 40 42 41 40 40 36 27 22 19 17 15 16 14 13 17
RH 59 50 57 74 59 64 74 93 58 51 52 61 36 38 51 60 30 39
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B1 B1 B2 B2 B1 B1 B2 B1 B1 SC FW SC SC FW FW CL FW
POP 12HR 70 30 40 50 50 20 20 5 5
RAIN L C S C C C C C C C 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