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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Wed Jun 24 2026
VAZ046-250800-
RAWS 441101
37.39N 78.80W Elev. 804 ft
801 PM EDT Wed Jun 24 2026
Date 06/24/26 Thu 06/25/26 Fri 06/26/26 Sat
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 59 89 67 95 70
TEMP 67 63 61 66 80 87 89 84 74 71 68 72 88 94 92 84 75 72 70 74
DEWPT 55 55 54 56 60 59 59 61 61 60 60 63 65 64 65 68 69 68 67 69
MIN/MAX RH 79 36 79 37 90
RH 65 75 78 70 51 39 37 46 64 68 76 73 47 37 41 59 82 87 90 84
WIND DIR S SW S SW S SW S S S S SW SW SW SW S S S SW SW SW
WIND SPD 2 1 2 2 5 8 8 5 6 5 5 5 5 8 9 5 4 3 3 4
CLOUDS FW SC B1 SC FW FW FW FW SC SC FW FW FW FW SC B1 B1 B1 B1 B1
CLOUDS(%) 21 30 53 50 21 25 18 23 36 35 20 22 7 19 38 57 56 58 59 62
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 20 60
RAIN SHWRS IS IS NM NM IS
TSTMS IS IS SC IS
MIX HGT <1 <1 <1 <1 4 7 8 <1 <1 <1 <1 <1 5 8 7 <1
T WIND DIR SE S W SW SW SW SW S S S SW SW SW SW S S
T WIND SPD 2 1 1 2 10 9 10 10 3 4 4 12 9 9 12 14
DISPERSION VP VP VP PR PR PR PR PR VP VP VP
ADI 1 1 1 2 52 72 82 5 2 3 3 14 54 77 95 10
MAX LVORI 3 4 4 3 1 1 1 2 3 3 4 3 1 1 1 2
STABILITY G G G A A B B F F E E A B B B E
CEILING None None None None None None None None 12700
STA PRES 29.34 29.33 29.37 29.32 29.32 29.35 29.36 29.31
Date 06/27Sun 06/28/26Mon 06/29/26Tue 06/30/26Wed 07/01/26
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 92 68 89 67 92 67 98 70 93
TEMP 89 82 71 72 86 83 69 72 89 86 71 72 94 92 74 75 89 85
DEWPT 69 70 70 70 71 70 68 69 67 66 65 67 66 66 65 68 68 67
RH 52 67 97 93 61 65 97 90 48 51 81 84 40 43 74 79 50 55
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B1 B1 SC B1 B1 FW SC SC SC FW FW FW FW FW FW FW FW
POP 12HR 40 30 30 20 10 5 5 10 10
RAIN SHWRS IS SC SC IS SC IS
TSTMS SC SC 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