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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
931 PM EDT Fri Jul 3 2026
VAZ024-040800-
RAWS 441631
37.63N 79.51W Elev. 865 ft
931 PM EDT Fri Jul 3 2026
Date 07/03/26 Sat 07/04/26 Sun 07/05/26 Mon
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 72 104 70 101 69
TEMP 76 74 72 77 95102100 88 77 74 71 74 94100 98 86 76 73 70 74
DEWPT 68 67 67 70 70 67 67 69 70 69 68 70 70 67 67 68 69 69 68 70
MIN/MAX RH 85 31 91 33 95
RH 76 79 84 79 45 32 34 54 79 84 90 87 46 34 37 55 79 87 93 87
WIND DIR N N N N N S SW S N N N N N S SW N N N N N
WIND SPD 0 0 0 0 0 3 4 1 0 0 0 0 0 4 4 1 0 0 0 0
CLOUDS FW FW FW CL FW SC B1 B1 SC FW SC FW FW B1 B1 B1 B1 SC SC SC
CLOUDS(%) 20 19 20 4 6 30 69 68 50 19 28 19 14 59 59 59 59 32 39 41
VSBY 9 9 7 9 9 8 8 7 7 10 10 10 10 6 6 6 6 10 10 10
POP 12HR 5 30 30 40 40
RAIN SHWRS IS SC SC IS SC SC SC SC
TSTMS IS SC SC IS SC SC SC IS
MIX HGT <1 <1 <1 <1 3 8 4 <1 <1 <1 <1 <1 3 8 7 <1
T WIND DIR NW N NW N W W SW SW NW W NW N W SW S S
T WIND SPD 2 3 3 2 3 8 10 8 2 3 4 9 1 5 5 5
DISPERSION VP VP VP VP VP VP VP VP VP VP VP
ADI 1 2 2 2 15 65 41 4 1 2 2 9 5 29 27 3
MAX LVORI 3 4 5 5 2 1 1 2 4 5 6 4 2 2 2 3
STABILITY G G G A A B C F F G G A A C C F
CEILING None None 5600 None None None 4700 None
STA PRES 28.53 28.55 28.46 28.47 28.49 28.50 28.45
Date 07/06Tue 07/07/26Wed 07/08/26Thu 07/09/26Fri 07/10/26
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 69 93 67 92 68 93 68 93
TEMP 96 83 72 73 92 82 70 71 90 85 71 72 91 85 71 72 92 83
DEWPT 70 72 71 71 69 69 68 68 68 68 68 68 68 69 68 70 69 70
RH 43 70 97 93 47 65 93 90 49 57 90 87 47 59 90 93 47 65
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC B2 B1 SC B1 B1 B1 SC B1 B1 SC SC SC B1 SC SC SC B1
POP 12HR 70 50 40 30 30 20 30 20 30
RAIN SHWRS NM SC IS SC SC SC IS SC IS SC
TSTMS NM SC SC IS SC IS SC IS 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