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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
931 AM EDT Sat Oct 24 2026
NCZ006-242000-
RAWS 310801
36.37N 79.29W Elev. 580 ft
931 AM EDT Sat Oct 24 2026
Date Sat 10/24/26 Sun 10/25/26 Mon 10/26/26
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 65 43 68 38 71
TEMP 57 64 65 53 48 45 43 44 57 66 67 54 48 44 40 39 58 69 69 54
DEWPT 47 46 45 45 46 44 42 43 49 49 48 49 47 44 40 39 49 44 43 46
MAX/MIN RH 49 98 49 100 36
RH 69 52 48 74 93 96 96 96 75 54 50 83 96100100100 72 40 39 74
WIND DIR NE NE NE NE NE NE N N NE NE NE NE N N N N N N N N
WIND SPD 8 9 8 3 2 1 3 4 5 5 5 2 0 0 0 0 1 2 0 0
CLOUDS FW FW SC SC SC FW SC SC B1 SC CL FW FW FW FW FW CL CL CL CL
CLOUDS(%) 24 20 30 27 29 20 37 45 62 34 4 11 11 11 8 17 0 0 1 2
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 0 0 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT 2 4 4 <1 <1 <1 <1 <1 2 4 5 <1 <1 <1 <1 <1 2 3 3 <1
T WIND DIR NE E E NE NE NE NE NE NE NE NE NE E NE N N N N N E
T WIND SPD 11 11 11 10 10 9 10 11 11 10 9 8 6 4 5 5 6 5 4 3
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 31 56 58 5 5 4 5 12 23 51 50 4 3 2 3 6 18 21 16 2
MAX LVORI 3 1 1 4 6 9 7 5 3 1 1 5 8 9 9 9 3 2 2 3
STABILITY B B B G G G G B D B B G G G G A A B A G
CEILING None None None None None None None None None
STA PRES 29.77 29.83 29.84 29.86 29.77 29.77 29.74 29.70 29.59
Date Tue 10/27/26Wed 10/28/26Thu 10/29/26Fri 10/30/26
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 39 74 43 69 44 72 46 76
TEMP 43 40 72 60 47 45 66 58 49 46 70 60 50 47 74 63
DEWPT 43 40 50 52 47 45 50 52 49 46 54 54 50 47 52 53
RH 100100 46 75100100 56 80100100 57 81100100 46 70
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL CL CL CL FW FW B1 SC B1 B1 SC FW FW FW SC FW
POP 12HR 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