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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EDT Wed Jun 3 2026
NCZ005-040800-
RAWS 310540
36.38N 79.70W Elev. 858 ft
401 PM EDT Wed Jun 3 2026
Date 06/03/26 Thu 06/04/26 Fri 06/05/26 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 54 86 60 92 66
TEMP 79 71 63 60 57 62 74 81 84 79 68 64 60 65 85 91 90 84 73 69 66 69
DEWPT 45 48 46 47 47 49 49 47 46 50 48 50 51 54 54 52 51 53 53 55 55 57
MIN/MAX RH 76 26 73 25 69
RH 30 44 54 62 69 62 41 30 27 36 49 60 72 68 35 27 26 34 49 61 68 66
WIND DIR NE NE E NW NW NW N N N NE S SW SW W W SW SW SW SW SW SW SW
WIND SPD 8 1 1 1 1 1 3 3 2 1 1 2 3 3 4 4 6 4 5 5 6 5
CLOUDS CL CL CL CL CL CL CL CL CL FW FW FW CL FW FW SC SC SC SC SC SC SC
CLOUDS(%) 5 3 2 2 1 1 1 2 2 18 6 15 1 8 22 29 26 37 46 39 27 28
VSBY 10 10 10 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 8 <1 <1 <1 <1 <1 5 7 7 <1 <1 <1 <1 <1 6 9 9 <1
T WIND DIR N NE N NW NW N N N NW N S SW SW SW W SW SW SW
T WIND SPD 10 2 1 2 2 2 6 3 1 0 2 2 2 1 3 6 8 4
DISPERSION VP VP VP VP VP VP VP VP VP PR PR PR
ADI 85 1 1 1 1 2 47 29 10 0 1 1 1 1 24 69 72 2
MAX LVORI 1 2 2 3 3 3 1 2 2 2 2 3 3 3 2 1 1 2
STABILITY B G G G G A A A A G G G G A A A B F
CEILING None None None None None None None None None
STA PRES 29.49 29.49 29.51 29.41 29.41 29.40 29.40 29.33
Date 06/06Sun 06/07/26Mon 06/08/26Tue 06/09/26Wed 06/10/26
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 92 66 86 59 81 61 84
TEMP 91 87 72 72 90 85 71 70 84 80 65 61 77 77 64 65 82 79
DEWPT 54 55 58 60 59 63 65 64 60 60 59 56 54 55 57 58 57 58
RH 29 34 61 66 35 48 81 81 44 51 81 84 45 47 78 78 43 49
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 5 5 30 40 30 30 10 20 20
RAIN SHWRS SC SC IS SC SC IS IS 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