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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
601 PM EDT Tue Jun 9 2026
NCZ005-100800-
RAWS 310540
36.38N 79.70W Elev. 858 ft
601 PM EDT Tue Jun 9 2026
Date 06/09/26 Wed 06/10/26 Thu 06/11/26 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 69 87 70 94 72
TEMP 79 75 73 71 72 79 86 86 82 75 73 71 74 89 94 93 87 78 75 72 77
DEWPT 66 67 67 67 68 69 68 68 69 69 69 68 69 70 68 68 70 69 69 68 70
MIN/MAX RH 92 54 93 41 87
RH 64 76 81 87 87 72 55 55 65 82 87 90 84 54 43 44 57 74 82 87 79
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW W W W W SW SW SW W W
WIND SPD 3 3 4 6 8 9 10 9 5 4 4 4 4 4 4 5 3 3 3 4 3
CLOUDS B2 B2 B2 B2 OV OV B2 B2 B1 B1 SC FW FW FW B1 B1 B1 B1 FW FW FW
CLOUDS(%) 70 73 76 79 92 90 82 79 60 51 42 22 21 18 58 58 52 52 25 22 23
VSBY 10 10 10 10 7 4 6 6 7 10 10 10 10 10 7 7 7
POP 12HR 10 60 20 40 30
RAIN SHWRS IS SC SC NM IS SC SC SC SC
TSTMS IS SC SC IS SC SC SC IS
MIX HGT 1 <1 <1 <1 1 2 4 3 <1 <1 <1 <1 1 4 7 4 <1
T WIND DIR SW W SW S SW SW SW SW SW SW SW SW W NW NW W W
T WIND SPD 4 2 2 3 13 13 17 13 11 5 5 4 9 11 6 6 11
DISPERSION VP VP VP PR PR VP VP VP VP VP VP VP
ADI 2 1 2 2 26 38 64 42 8 4 4 2 13 62 33 26 5
MAX LVORI 3 4 5 6 4 3 1 1 3 5 6 6 4 1 1 2 3
STABILITY F F E E C C C C E E E F A A C C F
CEILING 4000 5300 2200 1600 None None None 4700 None
STA PRES 29.34 29.31 29.28 29.21 29.18 29.19 29.20 29.15
Date 06/12Sat 06/13/26Sun 06/14/26Mon 06/15/26Tue 06/16/26
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 97 70 93 67 94 68 89 67 87
TEMP 97 89 76 75 92 87 72 72 92 87 73 72 87 83 72 70 85 81
DEWPT 66 68 68 66 60 59 61 62 60 62 65 66 64 65 65 64 62 63
RH 36 50 76 74 34 39 68 71 34 43 76 81 46 55 79 81 46 54
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW B1 SC SC SC SC SC SC SC B1 B1 B1 B2 B2 B1 B1 B1 B1
POP 12HR 30 30 10 20 30 50 60 40 40
RAIN SHWRS SC SC IS SC SC SC SC NM SC IS SC SC
TSTMS SC SC IS 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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