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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
201 PM EDT Mon Jun 22 2026
VAZ018-230800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
201 PM EDT Mon Jun 22 2026
Date 06/22/26 Tue 06/23/26 Wed 06/24/26 Thu
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 81 57 85 62
TEMP 80 73 70 69 67 68 73 78 78 70 63 60 57 62 75 82 84 76 66 63 62 66
DEWPT 72 69 67 66 65 64 64 62 58 54 52 52 51 52 53 52 52 55 53 53 53 54
MIN/MAX RH 93 49 82 32 71
RH 77 87 90 90 93 87 73 58 50 57 67 75 80 70 46 35 33 48 63 70 72 65
WIND DIR W W W W W NW NW NW NW NW NW NW NW NW N W W NW N N N N
WIND SPD 5 4 3 3 4 6 6 8 9 6 3 2 2 1 1 2 3 1 0 0 0 0
WIND GUST 18 18 17 17 18 23 21 20 21 23 13
CLOUDS OV B1 B1 B1 B2 B2 B2 SC FW CL CL FW CL FW CL FW FW FW FW FW SC SC
CLOUDS(%) 92 65 57 64 77 78 76 48 10 1 1 7 3 11 5 11 11 9 14 24 34 36
VSBY 10 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 60 30 0 0 0
RAIN SHWRS O SC SC IS SC IS IS
TSTMS NM SC
MIX HGT 3 <1 <1 <1 <1 1 2 4 4 2 <1 <1 <1 1 5 6 7 <1
T WIND DIR SW W SW W W N NW NW NW NW NW NW NW N N N W SE
T WIND SPD 16 6 2 4 3 5 9 13 25 23 9 10 5 8 5 2 3 2
DISPERSION VP VP VP VP PR VP VP VP VP VP VP VP
ADI 54 5 1 2 2 11 25 66118 10 4 5 3 12 33 17 29 1
MAX LVORI 3 5 7 6 6 5 3 1 1 2 3 4 5 3 1 2 2 2
STABILITY C E F F E C C B B F G G G A A A A G
CEILING 3100 5800 1500 500 None None None None None None
STA PRES 27.73 27.73 27.70 27.71 27.75 27.85 27.86 27.88 27.85
Date 06/25Fri 06/26/26Sat 06/27/26Sun 06/28/26Mon 06/29/26
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 89 66 90 67 88 68 90 69 94
TEMP 88 77 68 70 88 76 69 71 86 77 70 71 87 81 70 73 93 82
DEWPT 60 63 62 63 64 65 63 64 67 66 65 65 67 67 64 65 67 67
RH 39 62 81 78 45 69 81 79 53 69 84 81 52 63 81 76 43 61
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC SC SC SC B2 B1 B1 B1 B1 B1 B1 B1 SC FW FW FW FW
POP 12HR 10 10 60 40 50 20 30 10 10
RAIN SHWRS IS NM SC SC SC SC IS IS SC IS
TSTMS SC 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