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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EDT Fri Jun 5 2026
VAZ024-060800-
RAWS 441631
37.63N 79.51W Elev. 865 ft
401 PM EDT Fri Jun 5 2026
Date 06/05/26 Sat 06/06/26 Sun 06/07/26 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 61 92 65 93 66
TEMP 87 81 72 68 65 69 83 90 91 83 73 68 66 70 86 92 90 83 74 68 66 71
DEWPT 57 62 59 58 57 59 60 59 59 61 60 59 59 62 66 66 66 66 66 65 63 63
MIN/MAX RH 83 34 79 43 90
RH 36 53 64 70 75 70 46 35 34 47 64 73 78 76 51 43 45 57 76 90 90 76
WIND DIR W W N N W W W W W W W W W W W W W NW NW N N NE
WIND SPD 3 1 0 0 1 1 5 5 6 3 1 1 2 2 5 5 5 3 2 1 1 1
CLOUDS SC SC SC SC FW SC SC SC SC FW B1 B2 SC FW SC B1 B1 B1 SC B1 B1 SC
CLOUDS(%) 37 31 27 30 20 29 46 49 46 23 61 75 31 11 29 53 53 57 47 52 51 47
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 9 10 10 10 10 10 10
POP 12HR 0 0 0 30 5
RAIN SHWRS SC SC
TSTMS SC SC
MIX HGT 7 <1 <1 <1 <1 <1 4 6 7 <1 <1 <1 <1 <1 4 6 5 <1
T WIND DIR W S SW W W W W W W W W W W W NW W W W
T WIND SPD 9 2 1 2 3 5 18 16 16 10 4 4 3 9 10 11 17 9
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 75 1 1 1 2 6 88125116 5 2 2 2 12 56 87 69 4
MAX LVORI 1 2 3 3 4 3 1 1 1 2 3 3 4 4 1 1 1 3
STABILITY A G G G G A A A B G F F G A A A C F
CEILING None None None None None None None None None
STA PRES 28.52 28.53 28.54 28.46 28.45 28.45 28.47 28.46
Date 06/08Tue 06/09/26Wed 06/10/26Thu 06/11/26Fri 06/12/26
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 89 62 86 63 90 66 94 68 94
TEMP 85 82 67 64 84 80 67 67 88 83 69 69 92 86 71 72 93 87
DEWPT 62 64 61 59 62 63 60 61 63 65 62 63 66 68 66 66 67 69
RH 46 55 81 84 48 56 78 81 43 55 78 81 43 55 84 81 43 55
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC B1 SC B2 B1 B1 SC B1 B1 B1 B1 SC SC B1 SC SC SC B1
POP 12HR 10 10 30 20 50 20 40 20 40
RAIN SHWRS SC IS IS IS SC SC IS IS SC SC IS IS SC
TSTMS 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