Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 AM EDT Wed Oct 28 2026
VAZ024-290800-
RAWS 441631
37.63N 79.51W Elev. 865 ft
131 AM EDT Wed Oct 28 2026
Date 10/27/26 Wed 10/28/26 Thu 10/29/26 Fri
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 68 49 75 45
TEMP 53 51 51 59 66 65 57 53 51 50 49 59 72 74 63 54 50 47 46
DEWPT 48 47 48 50 51 51 51 51 51 50 49 57 56 53 55 53 50 47 45
MIN/MAX RH 88 58 100 47 100
RH 83 86 89 72 58 60 80 93100100100 93 57 48 75 96100100 96
WIND DIR N N N N SE SE N N N N N N SW SW SW N NW NW NW
WIND SPD 0 0 0 0 2 2 0 0 0 0 0 0 2 1 1 0 1 1 1
CLOUDS FW B1 B1 B1 B2 B2 B2 B1 B1 B2 SC SC FW CL CL CL FW FW CL
CLOUDS(%) 17 58 65 60 71 73 71 53 56 70 41 26 6 0 2 2 8 8 5
VSBY 10 10 7 10 10 10 10 10 5 3 10 10 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT <1 <1 <1 2 3 2 <1 <1 <1 <1 <1 2 3 3 <1
T WIND DIR E E NE SE S SE SE SE S W W W W SW SW
T WIND SPD 6 4 3 4 6 6 5 4 4 4 4 5 6 5 6
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 3 2 3 11 26 22 3 2 2 2 4 12 23 19 3
MAX LVORI 5 5 6 3 2 2 5 6 9 9 9 5 2 2 4
STABILITY G F A A B B F F F F A A B A G
CEILING None 23800 18300 None 2700 None None None
STA PRES 28.80 28.81 28.75 28.76 28.74 28.71 28.64
Date 10/30Sat 10/31/26Sun 11/01/26Mon 11/02/26Tue 11/03/26
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 80 47 70 47 67 52 71 53 71
TEMP 78 66 53 48 68 60 51 48 64 60 55 53 68 63 56 54 69 63
DEWPT 53 53 51 46 46 50 49 47 53 55 55 53 60 59 56 54 59 56
RH 42 63 93 93 45 69 93 96 67 84100100 76 87100100 70 78
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL FW SC B1 B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B1 B1 B1 B1
POP 12HR 0 0 0 5 40 50 30 30 30
RAIN SHWRS IS SC SC SC SC IS IS SC SC SC
$$
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