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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EDT Fri Oct 2 2026
NCZ006-022000-
RAWS 310801
36.37N 79.29W Elev. 580 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 89 65 75 56 67
TEMP 62 62 79 87 88 78 73 71 68 66 71 72 68 63 61 60 59 59 63 65 66 65
DEWPT 58 58 61 60 60 63 66 66 66 64 66 65 63 60 60 60 59 59 63 65 66 64
MAX/MIN RH 38 96 76 100 98
RH 87 87 54 40 39 60 79 84 93 93 84 79 84 90 97100100100100100100 97
WIND DIR SW SW SW SW SW SW SW N NE NE NE NE NE NE NE NE NE NE NE N N N
WIND SPD 2 4 6 6 6 3 2 0 1 5 8 8 8 6 3 2 2 2 3 3 2 0
CLOUDS FW FW FW FW FW SC SC SC B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%) 13 12 9 7 23 50 34 36 54 57 78 88 94 96 95 91 92 92 92 90 93 97
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 6 6 6 6 6 6 6 3 4 7
POP 12HR 0 10 50 70 80
RAIN SHWRS SC NM NM NM NM O O NM SC SC
TSTMS IS
MIX HGT <1 <1 3 6 6 <1 <1 <1 <1 1 2 2 2 1 1 1 1 1 1 1 2 <1
T WIND DIR SW SW SW W SW SW SW SW SW NE NE NE NE NE NE NE N NE NE NE N N
T WIND SPD 4 5 18 14 14 6 6 5 3 16 14 12 11 10 8 6 5 6 5 5 4 5
DISPERSION VP VP VP VP VP PR VP VP VP VP
ADI 2 6 59 94 98 3 3 3 2 24 30 26 22 7 4 3 3 10 8 10 9 3
MAX LVORI 6 5 1 1 1 3 4 5 7 5 4 3 4 5 8 9 9 8 8 8 8 9
STABILITY G B B B B F G G F D D D D E F F F C C C C F
CEILING None None None None 1400 700 800 700 700 700
STA PRES 29.44 29.36 29.38 29.40 29.52 29.54 29.56 29.53 29.53 29.49
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 57 76 48 66 43 68 45 74
TEMP 62 58 74 67 56 49 63 57 47 44 66 58 49 46 72 64
DEWPT 62 58 64 61 53 42 45 45 43 41 47 48 47 45 53 54
RH 100100 71 81 90 77 52 64 86 89 50 69 93 96 51 70
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV OV B2 B1 SC SC FW FW FW FW FW FW FW FW FW FW
POP 12HR 30 5 0 0 0 5 5 0
RAIN SHWRS SC IS
$$
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