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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
332 AM EST Sun Mar 1 2026
VAZ024-012100-
RAWS 441631
37.63N 79.51W Elev. 865 ft
332 AM EST Sun Mar 1 2026
Date Sun 03/01/26 Mon 03/02/26 Tue 03/03/26
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 65 32 38 32 53
TEMP 43 42 57 63 62 51 43 38 35 32 35 37 36 34 33 33 34 35 40 49 53 51
DEWPT 36 38 44 42 38 35 32 30 27 24 24 24 24 25 26 27 30 34 39 42 44 43
MAX/MIN RH 40 74 59 100 72
RH 76 86 62 46 41 54 65 73 72 72 64 59 61 69 75 78 85 96 96 77 71 74
WIND DIR N W W NW NW N E E E E E SE SE SE SE SE SE S S S S S
WIND SPD 0 2 2 5 4 2 2 2 2 2 2 4 3 2 2 2 1 1 2 4 4 2
WIND GUST 12
CLOUDS SC SC SC FW SC B1 SC SC B2 OV B2 B2 B1 OV OV OV OV OV OV B2 B1 B2
CLOUDS(%) 34 41 31 19 36 52 41 50 76 90 86 85 69 91 92 93 94 94 90 85 69 77
VSBY 10 10 10 10 10 10 10 6 10 10 6 2 1 2 2 3 3 2 1 3 8 4
POP 12HR 10 5 40 60 30
FRZG RAIN C
RAIN C C L L C C
SNOW C C C C C
MIX HGT <1 <1 2 3 2 1 2 1 1 1 2 3 3 1 1 1 <1 <1 2 2 2 2
T WIND DIR NW W NW NW NW E NE E E E E SE SE SE SE S S S SW S S S
T WIND SPD 2 3 20 17 10 6 8 8 8 10 12 6 9 8 5 4 3 2 6 8 9 5
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 1 4 60 73 30 3 4 4 4 18 34 16 29 4 3 2 2 2 14 17 19 3
MAX LVORI 4 6 1 1 1 2 3 3 3 3 1 2 2 3 3 4 5 8 5 3 3 4
STABILITY G B B B B F F F F C C D C F F F F C C C D F
CEILING None None None 3100 3500 1600 1400 900 1000 7400
STA PRES 28.58 28.67 28.83 28.89 28.98 28.95 28.92 28.85 28.82 28.75
Date Wed 03/04/26Thu 03/05/26Fri 03/06/26Sat 03/07/26
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 45 68 50 75 55 78 57 78
TEMP 47 45 66 63 54 51 72 68 60 55 76 71 62 58 76 73
DEWPT 44 43 52 50 49 48 55 54 53 53 58 56 55 55 58 57
RH 89 93 61 62 83 89 55 61 78 93 54 59 78 90 54 57
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B2 B2 B2 B1 B2 B1 B2 B2 B1 B1 SC SC SC B1
POP 12HR 10 20 10 20 20 30 10 30
RAIN S S S S 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