Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
506 AM EDT Sat Jun 13 2026
VAZ046-132000-
RAWS 441101
37.39N 78.80W Elev. 804 ft
506 AM EDT Sat Jun 13 2026
Date Sat 06/13/26 Sun 06/14/26 Mon 06/15/26
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 91 68 94 66 84
TEMP 74 83 88 90 83 75 72 70 74 86 91 89 82 75 72 68 67 76 81 83 78
DEWPT 67 64 61 59 63 63 65 66 69 70 68 68 69 69 67 64 61 58 57 55 55
MAX/MIN RH 36 91 47 85 38
RH 79 53 40 35 51 66 79 87 84 59 47 50 65 82 84 87 81 54 44 38 45
WIND DIR N NE S SW SE SE S S S S SW SW SW W W W NW NW W W W
WIND SPD 2 2 3 5 2 2 2 3 5 9 11 12 9 6 5 5 5 5 6 6 4
WIND GUST 21 20
CLOUDS FW FW FW FW FW FW SC SC SC SC B2 B1 SC B1 SC SC SC FW SC SC SC
CLOUDS(%) 9 25 24 17 16 17 26 29 44 42 83 64 43 54 50 49 30 22 41 27 42
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 5 60 20 5
RAIN SHWRS SC SC IS IS
TSTMS SC SC IS
MIX HGT 1 5 7 7 <1 <1 <1 <1 1 4 7 4 <1 <1 <1 <1 2 5 6 6 <1
T WIND DIR NE NE E W E SE E N S SW S SW S SW SW W NW NW W SW NW
T WIND SPD 11 6 1 4 1 4 1 0 6 10 10 11 10 5 5 11 10 8 6 5 4
DISPERSION VP VP VP VP PR PR PR PR VP
ADI 17 40 9 39 1 2 1 0 9 51 36 44 9 4 4 8 28 50 45 41 3
MAX LVORI 3 1 2 1 2 3 4 6 4 1 1 1 3 5 5 4 3 1 1 1 2
STABILITY A A A A G G G G A B D C D E E E A A B B E
CEILING None None None None None None None None None None
STA PRES 29.29 29.25 29.25 29.22 29.17 29.07 29.06 29.07 29.15 29.09
Date Tue 06/16/26Wed 06/17/26Thu 06/18/26Fri 06/19/26
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 60 81 60 86 66 95 71 91
TEMP 65 63 78 76 64 65 84 82 69 71 90 89 76 74 87 84
DEWPT 54 54 55 57 59 60 57 58 59 62 67 67 66 65 64 63
RH 68 72 45 52 84 84 40 44 70 73 47 48 71 74 46 49
WIND SPD <15 <15 <15 <15 <15 15> <15 <15
AVG CLOUDS B1 B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR 10 10 10 10 5 30 30 40
RAIN SHWRS SC SC SC SC SC
TSTMS 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