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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
232 PM EDT Mon Apr 6 2026
VAZ018-070800-
RAWS 444002
37.56N 80.18W Elev. 2702 ft
232 PM EDT Mon Apr 6 2026
Date 04/06/26 Tue 04/07/26 Wed 04/08/26 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 38 57 29 57 34
TEMP 61 54 50 45 41 40 49 54 55 46 39 34 31 32 44 53 56 48 41 37 34 35
DEWPT 29 29 30 29 27 26 23 19 17 16 15 15 15 16 18 19 19 21 23 24 25 27
MIN/MAX RH 59 21 56 23 72
RH 29 38 46 53 57 57 36 25 22 29 37 45 51 51 35 26 23 34 48 59 69 72
WIND DIR W W NW NW NW NW NW NW NW N N NE E E E SE SE SE SE SE SE E
WIND SPD 9 5 4 4 5 6 8 6 5 2 2 2 2 2 5 6 5 3 2 2 2 1
WIND GUST 27 21 20 19 23 26 26 21 18 13 12 12 12 14 18 18 18 16 13
CLOUDS SC SC SC SC FW FW CL FW FW FW CL CL CL CL CL FW FW FW FW SC SC SC
CLOUDS(%) 31 29 43 47 22 16 4 7 6 6 4 4 5 5 4 9 9 14 24 34 34 34
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT 7 1 <1 <1 <1 2 3 4 5 <1 <1 <1 <1 <1 3 3 3 <1
T WIND DIR W W W NW NW NW NW NW N N NE E E E E SE SE SE
T WIND SPD 21 13 8 10 11 20 19 17 11 8 5 10 8 11 8 10 12 14
DISPERSION PR VP VP PR VP VP VP VP VP VP VP VP
ADI 156 6 5 7 5 52 82 91 70 4 3 5 4 14 27 40 52 7
MAX LVORI 1 2 2 2 3 1 1 1 1 2 2 2 2 2 2 1 1 2
STABILITY B F E E F B B B A G G G G A A B A G
CEILING None None None None None None None None None None
STA PRES 27.84 27.87 27.91 28.02 28.03 28.12 28.17 28.22 28.18
Date 04/09Fri 04/10/26Sat 04/11/26Sun 04/12/26Mon 04/13/26
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 64 40 75 49 78 53 78 56 83
TEMP 60 52 43 43 71 62 51 51 75 65 56 55 74 68 60 59 82 72
DEWPT 29 33 34 36 40 41 40 42 48 47 46 47 50 49 48 50 51 50
RH 31 48 70 76 32 46 66 71 38 52 69 74 43 51 64 72 34 46
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC FW FW FW FW FW FW SC SC FW SC FW SC SC SC SC SC
POP 12HR 5 10 5 5 20 5 5 0 5
RAIN SHWRS 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