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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EDT Fri Oct 2 2026
VAZ024-022000-
RAWS 441631
37.63N 79.51W Elev. 865 ft
301 AM EDT Fri Oct 2 2026
Date Fri 10/02/26 Sat 10/03/26 Sun 10/04/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
MAX/MIN TEMP 90 60 68 56 69
TEMP 60 60 79 88 88 76 70 68 65 61 64 65 63 63 60 59 58 57 62 67 68 66
DEWPT 58 57 59 61 63 64 66 66 65 61 61 59 58 57 56 56 56 56 59 61 62 61
MAX/MIN RH 40 100 80 96 80
RH 93 90 50 40 43 66 87 93100100 90 81 84 81 87 90 93 96 90 81 81 84
WIND DIR SW W W W W W NW N N N NE NE NE E N N N N N E N N
WIND SPD 1 1 2 5 5 2 1 0 1 3 3 3 2 1 0 0 0 0 0 1 0 0
WIND GUST 13
CLOUDS FW SC SC SC B1 B1 B2 B2 B2 OV OV OV OV OV OV B2 OV B2 OV OV OV OV
CLOUDS(%) 16 36 43 48 56 68 76 79 85 88 88 91 88 91 91 87 89 85 90 94 90 92
VSBY 10 10 10 10 10 10 10 7 3 6 6 3 10 6 6 3 6 6 6 6 6 10
POP 12HR 0 60 60 60 70
RAIN SHWRS SC NM NM NM NM SC SC NM NM NM NM SC SC
MIX HGT <1 <1 2 6 4 <1 <1 <1 <1 1 1 2 2 1 1 1 1 1 1 1 2 <1
T WIND DIR NW NW W W W E NW NE NE NE NE NE E E E E NE NE NE E S S
T WIND SPD 2 2 11 17 12 2 2 8 14 11 12 8 5 3 4 10 4 5 5 2 1 2
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 1 2 35115 35 1 1 4 7 17 22 16 13 2 2 5 2 7 8 4 2 1
MAX LVORI 7 6 1 1 1 3 5 6 8 5 5 4 4 5 6 6 6 6 5 5 5 6
STABILITY G A B B D F F F F C C C C F F F F C C C C F
CEILING None None 4500 1000 3400 3900 4200 1900 700 1500
STA PRES 28.55 28.49 28.51 28.59 28.68 28.68 28.71 28.68 28.68 28.62
Date Mon 10/05/26Tue 10/06/26Wed 10/07/26Thu 10/08/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MIN/MAX TEMP 55 79 45 69 42 70 44 77
TEMP 59 56 78 67 52 46 66 57 45 43 68 60 48 46 75 66
DEWPT 59 56 54 51 47 41 40 42 40 38 43 45 44 42 48 50
RH 100100 43 56 83 83 38 57 82 82 40 58 86 86 38 56
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV B2 B1 SC FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR 5 5 0 0 0 0 0 0
$$
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