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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 PM EDT Sat Jun 13 2026
VAZ024-140800-
RAWS 441631
37.63N 79.51W Elev. 865 ft
301 PM EDT Sat Jun 13 2026
Date 06/13/26 Sun 06/14/26 Mon 06/15/26 Tue
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 66 90 65 84 57
TEMP 88 80 73 69 66 71 83 90 86 80 75 71 66 65 75 82 83 77 66 61 58 61
DEWPT 57 59 57 57 57 61 66 64 66 66 66 64 61 59 56 54 53 53 52 52 52 53
MIN/MAX RH 74 41 83 35 81
RH 35 49 57 66 73 71 57 42 51 62 74 79 84 81 52 38 36 43 61 72 80 75
WIND DIR W W N N N N SW SW W W W NW NW NW NW W W NW NW NW N N
WIND SPD 3 1 0 0 0 0 4 8 8 6 4 3 3 3 3 4 5 3 1 1 1 0
WIND GUST 19 20 23 18 14 14
CLOUDS SC FW FW SC SC SC FW B1 B2 B1 B2 SC SC FW FW FW FW FW SC SC B1 B1
CLOUDS(%) 33 10 19 36 32 30 10 63 73 60 75 40 28 20 18 22 17 23 41 47 56 51
VSBY 10 10 10 10 10 10 10 10 10 10 7 7 8 10 10 10 10 10
POP 12HR 0 60 30 0 10
RAIN SHWRS SC NM SC
TSTMS SC SC IS
Obvis PF PF PF
MIX HGT 7 <1 <1 <1 <1 <1 4 7 3 <1 <1 <1 <1 2 4 6 6 <1
T WIND DIR W S S NW NW W SW SW W W W W NW NW NW W W W
T WIND SPD 3 1 2 2 3 1 14 18 17 9 17 11 10 13 11 6 9 11
DISPERSION VP VP VP VP PR VP VP VP VP VP VP VP
ADI 29 1 1 1 2 1 77 86 59 6 12 5 5 36 63 48 67 5
MAX LVORI 2 2 3 3 3 3 1 1 1 3 3 4 4 3 1 1 1 2
STABILITY A G G G G A A C C E E G G A A A A G
CEILING None None None 4800 None None None None None
STA PRES 28.49 28.47 28.41 28.31 28.30 28.33 28.40 28.38
Date 06/16Wed 06/17/26Thu 06/18/26Fri 06/19/26Sat 06/20/26
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 84 58 88 63 94 66 87 59 88
TEMP 82 76 63 63 85 82 67 69 91 86 72 71 85 80 65 65 85 81
DEWPT 53 57 55 56 56 58 58 61 67 68 66 64 64 61 59 58 55 57
RH 37 52 75 78 37 44 73 76 45 55 81 79 50 52 81 78 36 44
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 SC SC SC SC SC FW SC SC B1 B1 B1 B1 B1 SC SC SC FW
POP 12HR 5 5 5 10 50 50 50 10 5
RAIN SHWRS IS SC SC SC SC SC
TSTMS 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