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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Fri Oct 2 2026
VAZ024-030800-
RAWS 441631
37.63N 79.51W Elev. 865 ft
231 PM EDT Fri Oct 2 2026
Date 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX TEMP 60 66 56 68 57
TEMP 87 75 70 68 65 60 63 64 63 62 59 58 58 57 62 66 68 66 61 61 59 57
DEWPT 67 67 67 67 65 60 59 58 58 57 57 57 57 57 61 62 63 62 60 60 59 57
MIN/MAX RH 100 78 100 85 100
RH 52 76 90 97100100 87 81 84 84 93 96 96100 97 87 84 87 97 97100100
WIND DIR W W NW N N NE NE NE E E N N N N N N N N N N N NW
WIND SPD 5 2 1 1 2 5 3 3 2 1 0 0 0 0 0 1 0 0 0 0 0 1
WIND GUST 16
CLOUDS SC B1 B2 B2 OV B2 OV OV OV OV OV OV B2 OV OV OV OV OV OV OV B2 B1
CLOUDS(%) 39 66 72 82 89 85 89 92 91 95 94 93 84 89 91 94 91 92 88 91 85 69
VSBY 10 10 7 1 1 6 6 6 7 6 1 1 1 3 3 6 6 10 10 10 10
POP 12HR 50 60 80 80 10
RAIN SHWRS IS SC SC SC NM SC IS SC SC O O O O SC SC
Obvis PF PF PF PF
MIX HGT 3 <1 <1 <1 <1 1 1 2 1 <1 1 <1 <1 <1 1 1 1 <1
T WIND DIR W SW SW NE NE NE NE NE NE NE NE NE NE N NE NE NW S
T WIND SPD 13 3 1 4 13 17 13 10 10 9 6 5 5 3 6 2 1 2
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 54 2 1 2 6 25 25 20 16 4 3 3 3 3 9 4 2 1
MAX LVORI 1 4 7 9 8 4 4 3 3 4 6 8 9 9 6 6 5 7
STABILITY B F F F F D C C C F F F F C C C C F
CEILING None 4200 1500 1600 1100 700 400 400 1500 1100
STA PRES 28.5 28.52 28.60 28.69 28.68 28.69 28.65 28.64 28.58
Date 10/05Tue 10/06/26Wed 10/07/26Thu 10/08/26Fri 10/09/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN TEMP 77 46 69 41 71 44 77 47 79
TEMP 77 67 52 47 67 57 46 43 69 60 48 46 75 66 52 48 77 67
DEWPT 56 52 48 42 41 44 42 39 44 47 45 43 48 50 49 46 49 51
RH 48 59 86 83 39 62 86 86 40 62 89 89 38 56 89 93 37 56
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR 0 0 0 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