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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 PM EDT Tue Jun 16 2026
VAZ018-170800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
501 PM EDT Tue Jun 16 2026
Date 06/16/26 Wed 06/17/26 Thu 06/18/26 Fri
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 58 85 68 85 67
TEMP 70 64 61 59 64 77 83 84 77 70 70 70 72 82 84 83 77 73 70 68 69
DEWPT 54 52 51 50 53 54 53 52 54 55 58 60 62 67 68 67 67 66 65 64 63
MIN/MAX RH 73 32 71 57 88
RH 57 65 70 72 67 45 36 33 45 59 66 71 71 61 59 59 71 79 84 87 81
WIND DIR W W W W W W W W SW SW SW SW SW W W W W W W W W
WIND SPD 2 1 2 2 3 6 6 6 3 4 6 9 13 16 13 11 9 6 5 4 4
WIND GUST 20 20 19 13 17 23 31 39 39 34 31 27 25 23 20 19
CLOUDS SC SC B1 FW FW FW FW FW SC B1 B1 B1 SC SC B1 B1 B2 B2 B2 B2 B2
CLOUDS(%) 45 43 66 16 24 16 16 24 32 51 59 60 50 50 67 67 82 82 82 79 73
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 7 7 6 6 6
POP 12HR 5 0 10 50 70
RAIN SHWRS SC SC SC SC NM NM NM NM SC
TSTMS SC SC SC IS SC
MIX HGT <1 <1 <1 <1 <1 5 7 7 <1 <1 <1 <1 3 5 5 5 1
T WIND DIR S W W W W W W SW S S SW SW W W W W W
T WIND SPD 5 2 2 2 1 14 16 14 6 8 10 9 27 34 34 32 18
DISPERSION VP VP VP VP VP VP PR PR PR PR PR VP
ADI 3 1 1 1 1 91125107 3 5 7 8 89139110 96 16
MAX LVORI 3 3 3 3 3 1 1 1 2 3 3 3 3 1 1 1 3
STABILITY F F F G A B B B G E E D C C D D D
CEILING None None None None None None None 3200 3000
STA PRES 27.63 27.63 27.65 27.60 27.59 27.58 27.62 27.63
Date 06/19Sat 06/20/26Sun 06/21/26Mon 06/22/26Tue 06/23/26
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 81 60 81 59 87 65 84 65 83
TEMP 79 73 63 62 79 73 61 64 84 77 67 68 80 75 68 67 81 75
DEWPT 63 57 54 53 51 52 51 53 56 59 58 59 66 66 63 62 64 63
RH 58 57 72 72 38 48 70 67 38 54 73 73 62 74 84 84 56 66
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC FW SC FW CL CL FW FW SC B1 B1 B2 B2 B1 B1 B1 B1
POP 12HR 50 0 0 0 5 40 60 50 40
RAIN SHWRS SC SC SC NM NM SC SC SC SC
TSTMS SC SC IS 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