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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EDT Mon Jun 29 2026
NCZ006-292000-
RAWS 310801
36.37N 79.29W Elev. 580 ft
301 AM EDT Mon Jun 29 2026
Date Mon 06/29/26 Tue 06/30/26 Wed 07/01/26
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 88 67 90 68 98
TEMP 70 71 78 83 85 83 75 71 68 71 81 86 89 85 76 72 69 73 86 93 96 90
DEWPT 70 71 72 72 71 72 71 69 68 68 69 68 67 69 66 66 66 69 70 71 69 71
MAX/MIN RH 63 98 49 92 42
RH 100100 82 70 63 70 87 93100 90 67 55 48 59 71 81 90 87 59 49 42 54
WIND DIR N NE NE NE NE E S S N N NE E E S S S S SW SW S S S
WIND SPD 1 3 4 4 4 1 1 1 0 0 2 3 2 1 1 1 1 1 2 2 2 1
CLOUDS B1 B2 B2 B1 SC FW FW FW SC SC FW FW FW FW CL FW FW FW FW FW FW FW
CLOUDS(%) 69 83 78 55 39 24 22 25 38 28 16 23 8 15 4 10 16 8 7 12 6 6
VSBY 1 3 10 10 10 10 10 10 8 10 10 10 10 10 10 10 9 10 10 10 10 10
POP 12HR 10 5 0 5 0
Obvis PF PF
MIX HGT <1 1 3 4 4 <1 <1 <1 <1 <1 4 6 6 1 <1 <1 <1 1 4 7 8 <1
T WIND DIR NE NE NE NE NE NE E E E SE NE NE S S S S S SW N NW NW N
T WIND SPD 5 8 9 5 5 8 3 4 5 4 4 3 1 5 5 6 6 9 11 4 4 1
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 3 13 28 22 31 4 2 2 3 5 22 24 8 3 3 3 3 13 54 37 43 1
MAX LVORI 9 5 4 3 1 3 6 6 9 6 3 2 2 3 3 5 6 4 1 1 1 2
STABILITY F B C C A G G G G A A A A G G G G A A A A G
CEILING 700 None None None None None None None None None
STA PRES 29.46 29.42 29.46 29.49 29.51 29.44 29.42 29.43 29.41 29.35
Date Thu 07/02/26Fri 07/03/26Sat 07/04/26Sun 07/05/26
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 72 101 74 101 75 102 75 99
TEMP 75 77 99 94 78 79 99 93 79 80100 93 78 79 96 90
DEWPT 68 69 68 68 68 69 65 67 66 69 65 67 69 71 67 69
RH 79 76 37 43 71 72 33 43 64 69 32 43 74 77 39 50
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS CL CL FW FW FW CL CL FW FW FW FW SC B1 SC FW B1
POP 12HR 5 0 0 0 5 20 30 40
RAIN SHWRS IS SC IS SC
TSTMS IS SC 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