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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Tue Jun 30 2026
NCZ003-010800-
RAWS 310302
36.35N 80.48W Elev. 1076 ft
801 PM EDT Tue Jun 30 2026
Date 06/30/26 Wed 07/01/26 Thu 07/02/26 Fri
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 69 94 70 95 71
TEMP 76 72 70 72 83 90 94 88 78 73 70 74 86 94 95 91 80 74 72 74
DEWPT 71 68 64 66 69 69 68 68 69 68 67 68 71 69 67 67 67 67 65 67
MIN/MAX RH 86 43 90 40 81
RH 85 87 81 81 63 50 43 52 74 84 90 82 61 44 40 45 65 79 79 79
WIND DIR S S SW W NW E E S S SW SW W SE E E SE S S SW SW
WIND SPD 2 1 2 2 2 3 3 2 2 2 2 2 2 4 4 2 2 1 2 2
CLOUDS SC SC SC FW FW FW CL FW CL CL FW FW FW FW FW FW FW FW FW FW
CLOUDS(%) 32 39 33 7 8 13 4 13 1 1 11 15 18 21 22 17 10 16 7 11
VSBY 10 10 10 10 10 10 10 10 10 10 8 10 10 10 10 10 10 10 9 10
POP 12HR 5 5 0 0 0
MIX HGT <1 <1 <1 <1 3 6 6 <1 <1 <1 <1 <1 3 7 8 <1
T WIND DIR S S SW SW N NE S SW SW SW SW W NE E E E
T WIND SPD 2 4 1 3 9 2 1 3 2 2 1 1 4 2 2 1
DISPERSION VP VP VP VP VP VP VP VP VP VP VP
ADI 1 2 1 3 41 17 9 2 1 1 1 1 21 19 21 1
MAX LVORI 5 6 6 5 1 2 2 2 4 5 6 5 2 2 2 2
STABILITY 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
STA PRES 29.03 29.05 29.06 29.01 29.02 29.03 29.06 29.03
Date 07/03Sat 07/04/26Sun 07/05/26Mon 07/06/26Tue 07/07/26
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 96 72 96 71 94 70 89 70 87
TEMP 94 89 74 74 94 88 73 74 93 83 72 72 88 80 71 71 85 79
DEWPT 65 66 65 68 64 66 67 69 67 70 69 70 70 72 70 70 70 71
RH 39 47 74 82 37 48 81 84 43 65 90 93 55 77 97 97 61 77
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW FW FW FW SC SC SC B1 B1 SC SC B2 B1 B1 B1 B1
POP 12HR 0 5 10 20 40 40 60 40 50
RAIN SHWRS IS SC SC NM SC IS SC
TSTMS IS SC 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