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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 AM EDT Tue Jun 16 2026
VAZ018-162000-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
801 AM EDT Tue Jun 16 2026
Date Tue 06/16/26 Wed 06/17/26 Thu 06/18/26
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 79 60 86 68 91
TEMP 70 77 77 71 65 62 60 64 77 83 84 76 69 68 68 74 85 89 86 77
DEWPT 51 51 53 54 53 53 52 55 58 55 55 56 55 57 58 62 67 69 69 66
MAX/MIN RH 40 76 35 71 52
RH 51 40 43 55 65 72 75 73 52 38 37 50 61 68 70 66 55 52 57 69
WIND DIR S SW SW W W W W W W W W SW SW SW SW SW W W W W
WIND SPD 2 4 5 2 1 2 2 3 8 8 8 3 4 5 6 12 14 12 11 10
WIND GUST 14 16 12 14 23 21 21 13 16 20 27 35 36 33 31 29
CLOUDS B1 B1 B1 B1 SC B1 SC FW SC SC SC CL FW SC SC B1 SC B2 B2 B1
CLOUDS(%) 59 59 57 59 28 54 43 12 50 31 42 3 17 48 42 52 49 77 77 61
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 5 10 5 0 70
RAIN SHWRS IS IS NM NM SC
TSTMS IS SC SC IS
MIX HGT 4 6 5 <1 <1 <1 <1 1 6 8 7 <1 <1 <1 <1 3 4 5 5 1
T WIND DIR SW S SW SW W W W W W SW SW S S SW SW W W W W W
T WIND SPD 4 6 10 9 2 3 3 3 19 19 18 10 11 10 10 34 37 31 26 11
DISPERSION VP VP VP VP VP VP PR PR FR
ADI 25 32 44 4 1 2 2 5126155139 5 5 7 7 81148 95 81 10
MAX LVORI 2 1 1 3 3 3 4 3 1 1 1 2 3 3 3 1 1 1 1 3
STABILITY A C C G G F F A B B B G F E E D C D D D
CEILING None 2500 None None None None None None None 3000
STA PRES 27.72 27.64 27.63 27.64 27.66 27.61 27.60 27.58 27.59 27.61
Date Fri 06/19/26Sat 06/20/26Sun 06/21/26Mon 06/22/26
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 67 80 59 81 58 86 65 85
TEMP 70 69 77 72 62 62 79 73 61 64 83 77 68 68 82 77
DEWPT 65 61 62 56 54 53 51 51 50 52 55 58 58 59 65 66
RH 84 76 60 57 75 72 38 46 67 65 38 52 70 73 56 69
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B2 B1 B1 SC SC FW CL CL FW FW SC SC B1 B1 B2
POP 12HR 60 50 5 0 0 10 30 50
RAIN SHWRS SC NM SC SC SC SC SC SC
TSTMS IS 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