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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Thu Jul 2 2026
VAZ024-030800-
RAWS 441631
37.63N 79.51W Elev. 865 ft
801 PM EDT Thu Jul 2 2026
Date 07/02/26 Fri 07/03/26 Sat 07/04/26 Sun
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 70 101 71 104 70
TEMP 78 75 72 76 93 98 98 87 77 74 72 77 97103 99 87 77 73 71 75
DEWPT 68 68 67 69 70 65 65 68 68 68 67 69 70 66 68 69 69 68 68 70
MIN/MAX RH 84 34 85 31 93
RH 71 79 84 79 47 34 34 53 74 82 84 76 42 30 37 55 76 84 90 84
WIND DIR N N N NW N S NW S N N N N N W W W N N N N
WIND SPD 0 0 0 1 0 1 2 1 0 0 0 0 0 2 3 1 0 0 0 0
CLOUDS FW FW FW FW FW FW SC SC SC FW FW FW FW B1 B1 B1 B1 SC FW FW
CLOUDS(%) 19 19 16 10 8 19 30 29 38 18 14 7 10 59 59 63 55 31 23 20
VSBY 10 10 9 10 10 10 10 10 10 9 7 10 10 6 6 7 7 10 10
POP 12HR 0 10 10 40 30
RAIN SHWRS SC SC SC SC
TSTMS SC SC SC SC
MIX HGT <1 <1 <1 <1 4 7 6 <1 <1 <1 <1 <1 4 8 6 <1
T WIND DIR W NW NW N SE W SW SW NW NW NW NW NW W W SW
T WIND SPD 2 3 4 3 2 4 4 2 2 3 4 4 4 6 8 5
DISPERSION VP VP VP VP VP VP VP VP VP VP VP
ADI 1 2 2 3 11 40 34 1 1 2 2 4 21 57 52 3
MAX LVORI 3 4 5 5 2 1 1 2 3 5 5 4 2 1 1 3
STABILITY G G G A A A A G G G G A A B B F
CEILING None None None None None None None 13800 None
STA PRES 28.58 28.60 28.61 28.55 28.53 28.52 28.53 28.46
Date 07/05Mon 07/06/26Tue 07/07/26Wed 07/08/26Thu 07/09/26
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 100 68 95 67 92 67 90 66 92
TEMP 99 84 71 73 94 82 70 71 91 81 70 70 88 83 69 71 91 82
DEWPT 68 70 70 71 70 71 69 69 68 69 67 67 68 68 66 67 68 69
RH 37 63 97 93 46 69 97 93 47 67 90 90 52 61 90 87 47 65
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW B2 B1 B1 B1 B2 B1 SC B1 B1 B1 SC B1 B1 B1 SC B1 B1
POP 12HR 60 50 70 40 40 30 30 30 40
RAIN SHWRS NM SC NM SC SC SC IS IS SC SC IS IS SC
TSTMS SC SC SC SC SC IS IS 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