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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Mon Jul 6 2026
VAZ046-062000-
RAWS 441101
37.39N 78.80W Elev. 804 ft
801 AM EDT Mon Jul 6 2026
Date Mon 07/06/26 Tue 07/07/26 Wed 07/08/26
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 93 72 88 68 86
TEMP 86 93 91 80 75 74 73 74 81 87 85 79 74 71 69 71 79 83 86 82
DEWPT 71 69 69 72 72 72 71 73 74 73 74 74 73 71 69 71 73 73 72 72
MAX/MIN RH 45 98 64 100 63
RH 61 46 49 77 90 93 93 97 79 63 70 85 97100100100 82 72 63 72
WIND DIR W S NW E E SW W S W NE NE NE NE N N NE NE E E E
WIND SPD 2 3 4 3 2 1 1 2 2 4 4 3 3 2 3 4 4 4 3 3
CLOUDS SC SC B2 OV B2 B2 B2 B1 B1 B1 B2 OV OV B1 B1 B1 B1 B1 B1 B1
CLOUDS(%) 34 44 71 94 76 73 82 53 69 58 76 92 92 53 68 69 63 68 59 62
VSBY 10 10 6 6 6 1 1 1 10 10 3 6 6 7 7 7 7 6 6 6
POP 12HR 70 70 70 70 40
RAIN SHWRS SC NM SC IS NM NM NM SC SC SC SC SC SC SC
TSTMS SC NM SC NM SC IS SC SC SC
Obvis PF PF PF
MIX HGT 3 6 3 <1 <1 <1 <1 <1 2 4 3 <1 <1 <1 <1 <1 2 4 5 <1
T WIND DIR W SW SW SW NW N NW NW NW NE E E E N N NE NE E E E
T WIND SPD 6 8 9 12 12 3 3 3 2 3 3 3 1 2 2 8 2 3 5 6
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 28 57 28 6 6 2 2 4 7 13 11 2 1 1 1 9 6 13 34 3
MAX LVORI 2 1 2 4 6 7 8 7 4 2 3 5 10 10 10 8 4 3 1 3
STABILITY A A C F F F F B B C C F F F F C C C B F
CEILING None 4200 6300 4200 4200 2600 5700 5300 1400 2300
STA PRES 29.23 29.18 29.23 29.24 29.26 29.24 29.26 29.28 29.30 29.27
Date Thu 07/09/26Fri 07/10/26Sat 07/11/26Sun 07/12/26
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 68 91 70 93 71 89 68 87
TEMP 71 72 89 85 73 74 90 87 75 75 87 83 71 71 84 81
DEWPT 71 72 73 73 71 71 71 72 70 70 72 72 69 68 68 68
RH 100100 59 67 93 90 54 61 84 84 61 70 93 90 59 65
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B1 B1 B1 SC FW FW SC SC SC B1 B2 B1 B1 B1 B1
POP 12HR 50 30 20 20 10 60 30 30
RAIN SHWRS SC SC SC IS IS IS NM SC SC
TSTMS 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