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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1101 PM EDT Thu Oct 8 2026
VAZ024-090800-
RAWS 441631
37.63N 79.51W Elev. 865 ft
1101 PM EDT Thu Oct 8 2026
Date 10/08/26 Fri 10/09/26 Sat 10/10/26 Sun
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 49 79 53 68 57
TEMP 56 54 49 67 77 76 65 60 56 54 55 64 68 61 59 57 57 57 57
DEWPT 45 44 46 50 47 49 52 51 51 50 49 52 50 52 55 56 57 57 57
MIN/MAX RH 87 34 87 52 100
RH 66 69 89 54 35 39 63 72 83 86 80 65 52 72 87 96100100100
WIND DIR NW N NW N N SE N N N N N E E E E E E NE E
WIND SPD 2 2 1 0 2 1 0 0 0 0 0 1 4 4 3 4 3 5 6
WIND GUST 13 18 19 21 21
CLOUDS B1 B1 B2 B1 B2 B2 B2 B2 B1 B2 B2 B2 OV OV OV OV OV OV OV
CLOUDS(%) 55 55 87 59 74 81 84 86 63 70 79 70 88 89 93 94 92 90 99
VSBY 10 4 4 10 10 10 10 6 10 10 10 10 10 10 10 10 5 2
POP 12HR 0 0 0 20 90
RAIN S S L L D D D
Obvis PF
MIX HGT <1 <1 <1 2 4 2 <1 <1 <1 <1 <1 2 3 2 <1
T WIND DIR NW NW NW N W SW S E N N N SE SE E E
T WIND SPD 3 3 3 2 1 4 3 1 2 3 3 8 10 11 5
DISPERSION VP VP VP VP VP VP VP VP VP PR
ADI 2 2 3 5 5 11 2 1 1 2 3 19 32 30 3
MAX LVORI 5 5 6 3 2 2 3 4 5 6 6 2 1 2 3
STABILITY F F A A B B F F F F A A C C F
CEILING 32200 30400 19700 13000 15900 18700 9300 2800
STA PRES 28.68 28.74 28.73 28.79 28.85 28.90 28.87
Date 10/11Mon 10/12/26Tue 10/13/26Wed 10/14/26Thu 10/15/26
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 67 61 78 57 83 56 76 52 73
TEMP 62 65 62 61 76 69 60 58 80 72 61 57 73 66 55 52 71 65
DEWPT 62 65 62 61 66 64 60 58 64 63 60 56 58 58 55 52 57 57
RH 100100100100 71 84100100 58 73 97 96 59 75100100 61 75
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS OV OV B2 B2 B1 SC SC FW FW FW FW FW FW FW FW SC FW FW
POP 12HR 100 70 20 0 5 5 5 5 5
RAIN D D L C
RAIN SHWRS IS
TSTMS 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