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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
202 PM EST Sat Feb 28 2026
VAZ018-010900-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
202 PM EST Sat Feb 28 2026
Date 02/28/26 Sun 03/01/26 Mon 03/02/26 Tue
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 43 60 31 36 32
TEMP 63 57 53 50 48 44 52 57 59 50 44 40 38 31 33 35 35 34 34 33 33 33
DEWPT 39 34 34 35 37 40 42 41 35 32 30 28 26 25 24 24 24 25 26 26 29 33
MIN/MAX RH 85 41 76 63 100
RH 41 42 48 56 65 86 69 55 40 50 57 62 62 78 69 64 64 69 72 75 85100
WIND DIR W NW W W W W W W NW NW N NE E E E E E E E E E E
WIND SPD 6 2 1 3 6 6 9 11 9 6 4 3 3 4 4 5 5 5 4 3 3 4
WIND GUST 19 14 14 16 16 17 16 14 14
CLOUDS CL CL CL CL FW FW SC FW SC B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV
CLOUDS(%) 0 0 0 0 13 12 29 25 35 71 72 73 76 79 83 87 92 97 95 92 93 93
VSBY 10 10 10 10 10 10 10 9 9 10 9 10 10 10 9 5 5 7 2 2 10 10
POP 12HR 0 5 5 40 70
RAIN C C
SLEET L L C
SNOW S S C C L
MIX HGT 6 <1 <1 <1 <1 <1 3 3 3 <1 <1 <1 <1 1 1 2 1 1
T WIND DIR W W W W W W NW W NW NW N E E E SE SE SE SE
T WIND SPD 12 3 3 4 9 9 25 17 13 11 5 5 11 12 11 12 11 13
DISPERSION VP VP VP PR PR VP VP VP PR VP VP VP
ADI 83 2 2 2 4 10 75 58 41 8 4 3 5 18 19 23 19 9
MAX LVORI 1 2 2 2 3 4 3 1 1 2 3 3 3 3 3 2 2 3
STABILITY B G G G F B C C C E E F F D D D D E
CEILING None None None None 1700 800 800 1000 300
STA PRES 27.80 27.79 27.87 27.95 28.06 28.10 28.19 28.16
Date 03/03Wed 03/04/26Thu 03/05/26Fri 03/06/26Sat 03/07/26
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 49 43 66 49 72 54 75 56 76
TEMP 46 47 45 44 64 58 52 49 70 64 57 54 73 67 59 57 75 66
DEWPT 39 41 41 42 51 48 47 46 53 51 50 50 55 54 54 53 56 54
RH 76 79 86 93 63 69 83 89 55 63 77 86 53 63 83 86 52 65
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV OV B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 SC B1 B1 SC B1 B1
POP 12HR 30 20 10 10 30 20 40 20 40
RAIN C S S S
RAIN SHWRS IS SC IS IS IS SC IS IS SC
$$
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