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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
631 AM EDT Sat Jun 27 2026
VAZ018-272000-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
631 AM EDT Sat Jun 27 2026
Date Sat 06/27/26 Sun 06/28/26 Mon 06/29/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
MAX/MIN TEMP 81 67 85 67 88
TEMP 70 76 79 80 76 72 70 69 71 78 82 84 79 73 71 69 72 80 84 86 81
DEWPT 66 68 70 70 69 67 67 66 67 70 70 70 70 68 67 66 67 70 69 69 69
MAX/MIN RH 71 95 64 96 56
RH 87 76 74 72 79 84 90 90 87 76 67 63 74 84 87 90 84 72 61 57 67
WIND DIR W W W W W W W W W W W NW NW NW S S S NE E E SE
WIND SPD 2 3 4 5 4 3 3 3 4 4 4 4 3 1 1 1 1 2 2 2 2
CLOUDS B1 B2 OV B2 B2 B1 B1 B1 SC B1 B1 B1 B1 B1 SC B1 B1 SC SC SC FW
CLOUDS(%) 68 83 92 82 73 62 69 62 46 57 61 59 51 51 46 57 51 40 39 33 22
VSBY 7 10 8 7 8 6 4 4 6 9 8 10 10 7 2 1 5 10 10 10 10
POP 12HR 80 30 40 30 20
RAIN SHWRS IS SC O NM SC IS SC SC SC SC IS IS IS IS
TSTMS SC SC SC IS SC SC SC IS IS IS
MIX HGT <1 2 3 2 <1 <1 <1 <1 1 3 4 3 <1 <1 <1 <1 <1 3 4 5 1
T WIND DIR W NW S W W W W W W NW NW NW NW NW N NE E E E SE SE
T WIND SPD 1 4 5 19 17 8 4 6 9 10 10 8 8 2 2 2 6 3 1 3 10
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 1 11 18 52 12 4 2 3 13 30 38 27 4 1 1 1 7 12 6 20 5
MAX LVORI 5 4 3 3 4 5 6 6 4 3 3 2 3 5 6 7 4 3 3 2 3
STABILITY B B C C E F F F A C C C F F F F B A A A G
CEILING 100 3200 3400 None None None None None None None
STA PRES 27.85 27.77 27.76 27.75 27.76 27.74 27.78 27.83 27.89 27.88
Date Tue 06/30/26Wed 07/01/26Thu 07/02/26Fri 07/03/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MIN/MAX TEMP 68 91 69 94 71 96 73 95
TEMP 72 74 88 83 74 74 90 86 76 76 92 88 78 78 92 86
DEWPT 67 67 68 68 65 67 66 68 66 67 64 67 65 68 63 67
RH 84 79 52 61 74 79 45 55 71 74 40 50 64 71 38 53
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC FW FW FW FW CL FW FW FW FW FW FW FW FW B1
POP 12HR 5 5 5 5 0 10 5 30
RAIN SHWRS SC
TSTMS 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