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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 AM EDT Thu Jul 2 2026
NCZ003-022000-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
401 AM EDT Thu Jul 2 2026
Date Thu 07/02/26 Fri 07/03/26 Sat 07/04/26
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 95 76 96 74 94
TEMP 75 78 89 95 95 88 81 78 76 79 91 96 93 87 81 77 75 77 90 94 93 89
DEWPT 67 68 69 67 67 70 69 68 67 70 72 68 69 70 70 69 67 69 71 64 65 66
MAX/MIN RH 39 75 41 80 37
RH 76 71 52 40 40 55 67 71 74 74 54 40 46 57 69 76 76 76 54 37 40 47
WIND DIR NW NW N E E N N N N NW NE SE SE N N N N N N S S N
WIND SPD 1 2 2 4 3 0 0 0 0 1 1 4 3 0 0 0 0 0 0 3 3 0
CLOUDS CL FW CL CL CL FW SC FW CL FW FW FW FW FW SC FW FW FW FW SC FW SC
CLOUDS(%) 2 7 3 3 3 24 26 12 5 11 15 25 25 19 32 24 14 11 9 27 23 32
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 7 10 10 10 10 10
POP 12HR 0 0 5 10 5
MIX HGT <1 <1 4 7 8 <1 <1 <1 <1 <1 5 8 8 <1 <1 <1 <1 <1 5 9 8 <1
T WIND DIR N N N NE NE SE N N N N NE SE SE S W NW NW NW E S S N
T WIND SPD 4 4 8 4 5 1 2 3 4 5 5 2 2 4 3 3 3 4 2 4 3 4
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 2 4 43 38 53 1 1 2 2 6 34 21 21 2 2 2 2 4 15 46 34 2
MAX LVORI 4 3 1 1 1 3 3 3 3 3 1 2 2 3 3 4 4 4 2 1 1 2
STABILITY G A A A A G G G G A A A A G G G G A A A A G
CEILING None None None None None None None None None None
STA PRES 28.25 28.21 28.22 28.23 28.25 28.19 28.18 28.15 28.16 28.12
Date Sun 07/05/26Mon 07/06/26Tue 07/07/26Wed 07/08/26
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 71 95 69 95 68 91 67 89
TEMP 74 77 95 84 71 74 93 84 71 73 88 83 70 71 86 82
DEWPT 64 67 59 66 65 68 66 70 68 69 68 69 67 68 67 68
RH 71 71 30 55 81 82 41 63 90 87 52 63 90 90 53 63
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC FW SC B1 SC SC SC B2 B1 SC SC B2 B1 B1 B1 B2
POP 12HR 10 30 10 70 20 60 50 60
RAIN SHWRS SC IS NM IS IS NM SC IS NM
TSTMS SC IS NM IS IS SC SC IS SC
$$
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