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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Sun Jul 5 2026
VAZ018-060800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
231 PM EDT Sun Jul 5 2026
Date 07/05/26 Mon 07/06/26 Tue 07/07/26 Wed
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 68 84 68 87 67
TEMP 84 77 72 70 68 71 80 84 84 78 73 71 69 71 81 86 83 75 72 69 67 70
DEWPT 66 67 66 66 65 67 68 68 68 68 68 68 67 69 71 72 72 70 68 66 65 67
MIN/MAX RH 89 58 94 62 94
RH 55 71 81 87 90 87 67 59 59 71 84 90 93 93 72 63 70 84 87 90 93 90
WIND DIR W SW W N N N SW W W W W N N W W NW NW NW NW NW W NW
WIND SPD 2 1 1 0 0 0 1 3 3 1 1 0 0 1 2 3 3 2 1 1 1 1
CLOUDS B2 B1 SC SC SC SC FW B2 B2 B1 SC SC SC B1 B1 B2 B2 SC SC SC B1 SC
CLOUDS(%) 72 59 34 37 46 48 22 78 76 61 45 50 49 66 52 75 75 42 48 44 59 47
VSBY 10 10 10 6 4 5 10 10 10 10 7 1 2 3 9 10 10 10
POP 12HR 40 70 40 60 20
RAIN SHWRS NM SC IS NM NM SC IS IS IS NM NM IS IS IS
TSTMS SC SC IS SC NM SC IS IS SC SC IS
MIX HGT 4 <1 <1 <1 <1 <1 3 4 2 <1 <1 <1 <1 <1 3 4 4 1
T WIND DIR SW W NW NW NW NW W W W SE S W W W NW NW NW NW
T WIND SPD 6 4 2 2 2 2 6 9 5 4 3 2 3 4 18 16 14 12
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 33 2 1 1 1 2 30 46 18 2 2 1 2 5 71 80 70 6
MAX LVORI 1 4 5 6 7 6 3 1 3 5 6 7 7 6 3 1 1 5
STABILITY B F G G F A A B B F F F F B B B B F
CEILING 4000 None None None 2800 None 1200 None 2800 None
STA PRES 27.72 27.72 27.75 27.77 27.73 27.76 27.76 27.78 27.78
Date 07/08Thu 07/09/26Fri 07/10/26Sat 07/11/26Sun 07/12/26
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 87 67 88 68 87 68 84 65 85
TEMP 86 77 69 70 86 78 70 72 85 77 71 71 81 74 68 68 83 76
DEWPT 69 69 65 66 67 67 64 66 69 69 67 67 69 67 65 64 66 65
RH 57 76 87 87 53 69 81 81 59 76 87 87 67 79 90 87 57 69
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC B1 SC SC SC B1 FW FW SC B1 B1 B1 B1 B1 B1 SC B1 B1
POP 12HR 50 20 30 5 40 50 50 30 40
RAIN SHWRS IS SC IS SC SC SC SC SC SC SC IS SC SC
TSTMS IS SC IS SC SC SC IS SC IS
$$
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