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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
702 AM EST Thu Feb 26 2026
NCZ003-262100-
RAWS 310302
36.35N 80.48W Elev. 1076 ft
702 AM EST Thu Feb 26 2026
Date Thu 02/26/26 Fri 02/27/26 Sat 02/28/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
MAX/MIN TEMP 56 39 54 40 66
TEMP 48 52 56 52 48 45 41 39 45 51 53 50 47 44 42 40 51 62 65 59
DEWPT 48 49 48 46 44 42 40 39 42 42 42 42 42 40 39 39 43 41 41 41
MAX/MIN RH 75 99 66 95 41
RH 100 89 74 80 86 89 96100 89 71 66 74 83 86 89 96 74 46 41 51
WIND DIR S NW NW N NE NE NE NE NE E E E E N NW NW W W SW S
WIND SPD 4 5 4 4 4 4 4 4 4 3 3 3 2 2 2 2 2 2 3 3
CLOUDS OV OV B2 B1 SC B1 B1 B1 B1 SC SC SC SC SC SC FW FW CL CL CL
CLOUDS(%) 94 92 87 61 47 55 60 64 57 43 40 34 31 30 27 17 7 3 2 5
VSBY 3 4 10 10 8 5 5 5 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 90 10 10 5 0
RAIN L C
MIX HGT <1 2 2 <1 <1 <1 <1 <1 1 3 4 <1 <1 <1 <1 <1 1 3 5 <1
T WIND DIR E N E S W N NE NE E E NE NE NE NE N NE NW NW NW S
T WIND SPD 2 8 2 1 1 0 3 6 6 8 10 9 6 4 4 1 8 6 2 3
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 3 16 5 1 1 0 2 8 9 31 45 4 3 2 2 1 11 29 13 2
MAX LVORI 9 5 4 4 6 7 8 8 5 3 1 3 5 5 6 7 3 2 2 2
STABILITY D D D E E E E D D B B G G G G B B B B G
CEILING 200 200 None None 500 None None None None None
STA PRES 28.80 28.81 28.91 28.97 29.05 29.02 29.01 28.97 29.00 28.97
Date Sun 03/01/26Mon 03/02/26Tue 03/03/26Wed 03/04/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MIN/MAX TEMP 42 67 38 44 29 45 36 58
TEMP 47 42 66 56 47 38 40 40 34 30 40 43 39 39 56 53
DEWPT 40 38 41 38 36 32 31 28 26 24 29 31 34 34 42 38
RH 76 86 40 51 65 79 70 62 72 78 64 62 82 82 59 57
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW CL FW B2 OV OV OV OV OV OV B2 B2 OV OV OV B2
POP 12HR 0 5 30 60 40 50 40 30
RAIN C L C C C C C C C C S
SNOW 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