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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
901 AM EDT Thu Jun 25 2026
VAZ018-252000-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
901 AM EDT Thu Jun 25 2026
Date Thu 06/25/26 Fri 06/26/26 Sat 06/27/26
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 86 65 90 68 85
TEMP 77 83 84 77 70 67 66 70 85 90 87 77 71 69 68 71 80 85 82 74
DEWPT 56 56 58 61 59 59 59 61 65 64 65 67 66 65 65 66 69 70 71 69
MAX/MIN RH 40 78 43 89 63
RH 48 40 41 58 68 75 78 73 51 42 48 71 84 87 90 84 69 61 69 84
WIND DIR SW W SW W W W W W W SW SW S SW SW W W W W W W
WIND SPD 2 4 4 2 2 2 2 1 2 4 4 2 1 1 1 3 6 8 6 4
WIND GUST 14 21 21 20 21
CLOUDS FW FW SC FW SC SC SC SC SC B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B1
CLOUDS(%) 21 23 37 19 30 43 50 30 44 70 57 66 66 67 81 76 76 86 86 61
VSBY 10 10 10 10 10 10 10 10 10 7 7 6 10 10 10 10 10 10 10 10
POP 12HR 0 5 40 50 80
RAIN SHWRS IS SC SC SC SC SC NM NM O O SC
TSTMS IS SC SC IS SC SC SC
MIX HGT 5 7 5 <1 <1 <1 <1 <1 5 7 4 <1 <1 <1 <1 <1 3 4 2 1
T WIND DIR SW SW SW S S SW W W W SW S SW SW S SW W W W W W
T WIND SPD 13 8 8 6 4 4 4 4 9 8 13 18 10 3 3 11 25 26 21 14
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 86 64 53 3 2 2 2 4 55 37 51 8 5 2 2 12 85134 59 10
MAX LVORI 1 1 1 3 3 3 4 3 1 1 1 3 5 6 7 4 1 1 3 4
STABILITY A A A F G F F A A C C F F F F B C B C E
CEILING None None None None 4500 1800 9400 2300 5200
STA PRES 27.83 27.84 27.87 27.88 27.84 27.81 27.77 27.77 27.72
Date Sun 06/28/26Mon 06/29/26Tue 06/30/26Wed 07/01/26
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 67 87 67 91 68 96 70 96
TEMP 70 71 85 79 69 70 88 81 71 72 92 85 73 75 96 84
DEWPT 67 67 69 68 65 66 69 68 63 64 67 67 64 65 66 67
RH 90 87 59 69 87 87 54 65 76 76 44 55 73 71 38 57
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B1 B1 B1 SC SC SC SC FW FW FW FW FW FW FW SC
POP 12HR 30 40 10 20 0 5 0 5
RAIN SHWRS SC IS IS SC IS IS
TSTMS SC IS SC IS 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