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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Wed Jun 24 2026
NCZ018-250800-
RAWS 311941
36.22N 81.63W Elev. 3254 ft
801 PM EDT Wed Jun 24 2026
Date 06/24/26 Thu 06/25/26 Fri 06/26/26 Sat
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 55 80 60 82 63
TEMP 60 58 57 61 72 77 78 72 65 62 61 64 77 80 78 73 67 64 63 66
DEWPT 53 51 51 54 54 56 57 59 58 57 56 59 60 63 63 64 63 62 61 63
MIN/MAX RH 80 47 85 54 95
RH 78 77 80 78 53 48 48 64 78 84 84 84 56 56 60 73 87 93 93 90
WIND DIR N N N N W S S S SW N N N S S SW SW W W W W
WIND SPD 0 0 0 0 2 4 4 2 1 0 0 0 3 5 5 3 1 1 2 6
WIND GUST 19
CLOUDS FW FW B1 B1 SC SC FW FW SC FW SC FW SC B1 SC B1 SC SC B1 B1
CLOUDS(%) 22 17 51 60 31 48 25 22 28 11 37 21 34 52 40 53 48 47 54 51
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 5 5 60 20
RAIN SHWRS NM NM IS IS IS
TSTMS SC SC IS
MIX HGT <1 <1 <1 <1 4 5 4 <1 <1 <1 <1 <1 4 4 3 <1
T WIND DIR SW SW W SW W SW S S SW W NW NW S S SW SW
T WIND SPD 1 1 2 6 9 5 6 8 6 3 3 1 6 6 4 8
DISPERSION VP VP VP VP VP VP VP VP VP VP VP
ADI 1 1 1 7 47 37 36 4 3 2 2 1 37 26 14 4
MAX LVORI 3 4 4 4 1 1 1 3 4 5 5 5 1 2 2 3
STABILITY G G G A A A A G G G G A A C C G
CEILING None None None None None None None None None
STA PRES 26.96 26.95 26.98 26.97 26.97 26.99 27.02 26.98
Date 06/27Sun 06/28/26Mon 06/29/26Tue 06/30/26Wed 07/01/26
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 81 63 82 63 86 63 89 65 85
TEMP 78 74 66 66 79 76 66 67 83 79 66 66 84 81 68 69 82 78
DEWPT 65 65 65 64 67 66 64 65 65 65 62 62 64 65 63 64 63 64
RH 64 74 97 93 67 71 93 93 55 62 87 87 51 58 84 84 53 62
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC B1 B1 B1 SC SC FW FW B1 FW FW FW FW FW FW FW SC
POP 12HR 40 30 30 5 30 10 10 5 20
RAIN SHWRS IS SC SC SC SC IS IS SC IS
TSTMS IS SC SC SC IS IS 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