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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Fri Jun 5 2026
VAZ046-060800-
RAWS 441101
37.39N 78.80W Elev. 804 ft
801 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 65 92 69 93 68
TEMP 74 71 68 72 85 90 92 86 76 71 69 73 87 92 90 83 75 71 69 73
DEWPT 56 56 56 59 59 58 58 59 58 58 58 60 64 66 66 67 66 64 61 60
MIN/MAX RH 72 32 67 43 78
RH 53 59 65 64 41 34 32 40 54 63 68 64 46 43 45 59 74 79 76 64
WIND DIR SW SW W W W W W W SW W W W W W W W N N NE NE
WIND SPD 3 4 4 4 8 9 9 4 4 5 5 5 8 8 6 4 4 4 5 9
CLOUDS SC SC FW FW SC B1 B1 SC SC B1 SC SC SC B1 B1 B1 SC SC SC SC
CLOUDS(%) 34 37 16 20 35 59 53 33 41 65 34 28 28 55 55 64 48 49 47 42
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 5 30 5
RAIN SHWRS SC SC
TSTMS SC SC
MIX HGT <1 <1 <1 <1 4 7 7 <1 <1 <1 <1 <1 4 7 4 <1
T WIND DIR S SW SW W W W W SW W W SW W NW W W W
T WIND SPD 3 4 4 9 16 16 17 4 4 3 4 8 9 11 20 12
DISPERSION VP VP VP VP VP PR PR VP VP VP PR
ADI 2 2 2 9 76116135 2 3 2 2 8 49 55 78 8
MAX LVORI 2 3 3 3 1 1 1 2 3 3 3 3 1 1 1 2
STABILITY G F F A B B B F E E F A B C C E
CEILING None None None None None None None 4400 None
STA PRES 29.30 29.30 29.32 29.23 29.21 29.23 29.24 29.22
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 88 61 85 64 89 67 93 70 94
TEMP 85 82 66 64 82 80 68 68 87 83 71 71 90 86 73 74 92 88
DEWPT 62 62 58 57 60 60 59 61 62 62 61 63 65 65 65 65 66 67
RH 46 51 75 78 47 51 73 78 43 49 71 76 44 50 76 74 43 50
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC B1 B1 B1 B1 SC B1 B1 B1 SC SC B1 B1 SC SC B1
POP 12HR 5 5 20 20 40 20 30 30 40
RAIN SHWRS IS IS IS SC IS IS IS SC SC IS SC
TSTMS SC 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