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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Fri Jun 12 2026
VAZ046-130800-
RAWS 441101
37.39N 78.80W Elev. 804 ft
801 PM EDT Fri Jun 12 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 71 89 69 94 67
TEMP 76 75 72 75 82 87 89 84 75 70 69 72 87 94 92 82 75 71 68 69
DEWPT 67 66 65 65 64 63 61 63 63 65 66 69 70 68 66 69 69 67 64 61
MIN/MAX RH 81 39 92 42 87
RH 74 74 79 71 55 45 39 49 66 84 90 90 57 43 43 65 82 87 87 76
WIND DIR NW W NW N NE S SW SE S S S S SW SW W SW W W NW N
WIND SPD 4 2 3 3 3 3 3 3 3 2 3 5 8 11 12 8 6 5 4 4
WIND GUST 19
CLOUDS B2 B2 SC FW FW FW FW FW FW SC SC SC SC B2 B2 B1 B1 B1 B1 SC
CLOUDS(%) 77 79 48 11 19 13 11 21 14 30 44 34 42 72 72 63 58 53 59 43
VSBY 10 9 8 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 60 5 10 60 20
RAIN SHWRS IS SC NM IS
TSTMS IS SC SC IS
MIX HGT <1 <1 <1 1 5 7 7 <1 <1 <1 <1 1 5 6 3 <1
T WIND DIR W E NW N N SW SW SE SE SW S SW SW SW SW W
T WIND SPD 3 2 2 13 3 4 6 1 2 1 1 10 8 18 24 17
DISPERSION VP VP VP VP VP VP VP PR PR PR VP
ADI 2 1 1 24 21 36 58 1 1 1 1 14 44 61 54 15
MAX LVORI 3 3 4 3 2 1 1 2 3 6 8 5 1 1 1 3
STABILITY E F F A A A A G G G F A B D D D
CEILING 9000 None None None None None None 4600 5800
STA PRES 29.19 29.24 29.29 29.23 29.24 29.20 29.17 29.07
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 83 60 80 60 85 64 94 70 90
TEMP 80 79 67 63 77 76 64 64 82 81 67 70 90 88 75 73 88 84
DEWPT 58 56 55 55 56 57 58 59 57 59 62 63 67 67 64 64 64 63
RH 47 45 65 75 48 52 81 84 43 47 84 78 47 50 69 73 45 49
WIND SPD <15 <15 <15 <15 <15 <15 15> <15 <15
AVG CLOUDS SC SC B1 B1 B2 B1 SC SC SC SC SC FW SC B1 B1 SC B1 B1
POP 12HR 5 20 20 10 10 10 40 30 40
RAIN SHWRS IS IS SC SC SC SC SC
TSTMS 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