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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Wed Jun 10 2026
NCZ006-110800-
RAWS 310801
36.37N 79.29W Elev. 580 ft
801 PM EDT Wed Jun 10 2026
Date 06/10/26 Thu 06/11/26 Fri 06/12/26 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 72 96 74 94 71
TEMP 77 75 72 75 89 96 96 87 80 77 75 78 91 94 94 87 77 74 71 74
DEWPT 70 70 69 71 71 68 67 70 69 69 69 70 70 67 66 70 70 68 67 67
MIN/MAX RH 92 39 86 40 87
RH 79 84 90 87 56 40 39 57 69 76 82 76 50 41 40 57 79 82 87 79
WIND DIR SW SW SW W W W W W SW SW W W W W W W W NW NW N
WIND SPD 2 1 1 3 4 4 5 2 1 1 2 2 4 5 6 2 1 1 2 3
CLOUDS FW FW SC SC FW FW SC SC FW FW CL FW FW B1 B1 B1 B1 SC SC SC
CLOUDS(%) 16 16 35 31 14 16 27 42 21 18 4 7 16 53 53 57 62 45 30 28
VSBY 9 9 5 5 9 10 10 10 10 10 6 10 10 10 10 10 10 10 8 10
POP 12HR 20 20 20 30 40
RAIN SHWRS IS SC SC IS
TSTMS IS SC SC IS
Obvis PF PF
MIX HGT <1 <1 <1 <1 4 7 6 <1 <1 <1 <1 <1 5 7 7 <1
T WIND DIR SW SW SW W NW W W W SW SW W W NW W W W
T WIND SPD 8 6 6 10 13 8 12 10 5 5 5 10 13 8 13 9
DISPERSION VP VP VP VP VP VP VP VP VP VP VP
ADI 4 3 3 10 70 68 96 5 3 3 3 11 80 71103 4
MAX LVORI 4 5 6 4 1 1 1 3 3 4 5 4 1 1 1 3
STABILITY G G G A A A A F G G G A A A B F
CEILING None None None None None None None None None
STA PRES 29.30 29.32 29.32 29.24 29.26 29.28 29.27 29.20
Date 06/13Sun 06/14/26Mon 06/15/26Tue 06/16/26Wed 06/17/26
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 94 67 98 70 91 68 83 63 84
TEMP 92 88 71 72 96 90 75 73 89 84 73 71 79 78 69 67 81 79
DEWPT 60 60 62 65 62 65 67 66 64 66 65 64 65 66 64 63 61 63
RH 34 39 73 79 33 44 76 79 44 55 76 79 62 67 84 87 51 58
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW FW SC B1 B1 B2 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1
POP 12HR 10 10 30 40 40 60 70 50 40
RAIN SHWRS SC SC IS SC NM SC NM NM SC SC SC SC
TSTMS SC SC SC SC 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
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