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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Mon Jun 15 2026
VAZ024-160800-
RAWS 441631
37.63N 79.51W Elev. 865 ft
231 PM EDT Mon Jun 15 2026
Date 06/15/26 Tue 06/16/26 Wed 06/17/26 Thu
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 51 82 58 89 66
TEMP 80 72 62 57 54 58 72 79 81 76 67 63 59 63 80 87 89 83 71 68 67 72
DEWPT 49 49 48 48 47 50 50 52 54 56 57 56 54 57 59 59 59 60 59 60 61 63
MIN/MAX RH 83 38 86 36 81
RH 34 44 60 72 77 75 46 39 39 50 70 78 83 81 49 39 37 46 66 76 81 73
WIND DIR NW NW NW NW N N S S SW S S N N N W W W SW S SW SW SW
WIND SPD 8 5 2 1 0 0 1 3 4 2 1 0 0 0 4 6 6 2 2 2 3 6
WIND GUST 19 18 17 17 13 24
CLOUDS FW FW FW SC SC FW FW SC SC SC B1 SC SC FW FW FW FW FW FW SC SC SC
CLOUDS(%) 15 11 21 33 27 22 13 35 36 37 67 45 41 7 7 22 20 15 16 31 38 41
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT 6 <1 <1 <1 <1 1 5 7 6 <1 <1 <1 <1 <1 5 8 8 <1
T WIND DIR NW NW NW NW N N SW S SW S S SW W W W SW SW S
T WIND SPD 14 14 4 3 3 2 3 9 11 11 3 2 2 2 14 17 18 11
DISPERSION PR VP VP VP VP VP VP VP VP VP VP VP
ADI 104 7 2 2 2 3 21 74 89 5 2 1 1 2 96139148 5
MAX LVORI 1 2 3 3 4 4 2 1 1 2 3 4 5 4 1 1 1 2
STABILITY B F G G G A A A A G F F F A A B B G
CEILING None None None None None 4600 None None None None
STA PRES 28.39 28.44 28.46 28.44 28.35 28.34 28.33 28.35 28.30
Date 06/18Fri 06/19/26Sat 06/20/26Sun 06/21/26Mon 06/22/26
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 94 66 83 57 84 57 89 62 91
TEMP 94 85 72 70 80 76 62 62 82 77 62 63 84 81 67 66 86 83
DEWPT 69 68 67 65 64 59 56 56 53 54 54 55 57 60 59 60 64 66
RH 44 57 84 84 58 56 81 81 37 45 75 75 40 49 75 81 48 57
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC B1 B1 B2 B2 B1 SC SC FW FW FW FW SC SC SC B1 B1 B1
POP 12HR 50 50 60 20 0 0 5 30 50
RAIN SHWRS SC SC SC NM SC IS IS SC SC SC
TSTMS SC 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