Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 AM EDT Sat Jun 13 2026
VAZ024-140800-
RAWS 441631
37.63N 79.51W Elev. 865 ft
131 AM EDT Sat Jun 13 2026
Date 06/12/26 Sat 06/13/26 Sun 06/14/26 Mon
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 91 64 94 62
TEMP 70 68 71 82 88 90 82 73 69 66 70 87 93 89 81 73 68 63 65
DEWPT 67 65 65 61 57 55 60 58 58 59 62 66 68 69 69 68 65 61 58
MIN/MAX RH 90 31 77 44 93
RH 90 90 81 49 35 31 47 59 68 78 76 50 44 52 67 84 90 93 78
WIND DIR W NW N N W W SE N N N N SW SW W W W W NW NW
WIND SPD 1 1 1 1 2 3 2 0 0 0 0 4 8 8 5 4 3 4 4
WIND GUST 20 20 21 17 13 14
CLOUDS SC SC FW FW FW FW FW FW SC SC SC B1 B2 SC SC B1 SC SC FW
CLOUDS(%) 35 31 15 24 23 22 10 11 30 32 36 69 78 27 30 61 47 40 25
VSBY 9 5 9 10 10 10 10 10 10 10 10 10 10 10 10 9 6 8 10
POP 12HR 10 0 0 70 20
RAIN SHWRS NM IS IS
TSTMS SC IS
Obvis PF
MIX HGT <1 <1 2 4 6 7 <1 <1 <1 <1 <1 4 6 2 <1
T WIND DIR N NW N NW W W SE SE N NW W W SW SW W
T WIND SPD 3 4 9 3 5 8 1 2 0 1 3 14 19 24 11
DISPERSION VP VP VP VP VP VP PR VP VP VP
ADI 2 2 18 17 44 63 1 1 0 1 3 71 89 64 8
MAX LVORI 4 5 3 2 1 1 2 3 4 6 4 1 1 1 3
STABILITY F G A A A A G G F G A B C C E
CEILING None None None None None 7600 None None
STA PRES 28.48 28.52 28.46 28.46 28.43 28.39 28.31
Date 06/15Tue 06/16/26Wed 06/17/26Thu 06/18/26Fri 06/19/26
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 57 83 58 88 63 94 67 90
TEMP 81 77 61 61 80 77 61 63 85 81 66 68 91 86 71 71 87 82
DEWPT 54 53 52 53 53 56 56 56 56 59 58 61 68 68 66 64 64 62
RH 39 43 72 75 39 48 84 78 37 47 75 78 47 55 84 79 46 51
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC B1 B1 SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1
POP 12HR 5 5 10 5 5 10 50 30 40
RAIN SHWRS SC SC SC SC SC SC
TSTMS IS SC 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