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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1201 PM EDT Tue Jun 30 2026
VAZ046-302000-
RAWS 441101
37.39N 78.80W Elev. 804 ft
1201 PM EDT Tue Jun 30 2026
Date Tue 06/30/26 Wed 07/01/26 Thu 07/02/26
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 91 68 98 71 100
TEMP 88 90 86 75 72 69 72 87 94 96 89 79 75 72 76 91 99100 94
DEWPT 69 67 68 63 61 63 66 69 69 69 70 69 68 67 68 71 70 67 69
MAX/MIN RH 48 83 43 78 35
RH 54 47 55 66 68 81 81 55 44 42 54 72 79 84 76 52 39 34 44
WIND DIR S S S S S S SW SW S SW S S S SW SW SE SE SE S
WIND SPD 4 5 4 5 4 4 5 5 4 5 5 5 4 4 3 2 4 4 4
CLOUDS SC FW CL CL SC SC FW CL FW FW FW CL CL CL CL CL FW FW FW
CLOUDS(%) 46 8 5 5 33 32 11 4 17 14 17 0 1 5 3 5 12 12 17
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 6 10 10 10 10 10
POP 12HR 0 5 0 0 0
MIX HGT 5 5 <1 <1 <1 <1 <1 3 6 7 <1 <1 <1 <1 <1 4 8 8 <1
T WIND DIR S S S S S S SW N SW W W S S SW N NE NE N N
T WIND SPD 1 4 11 5 5 5 12 4 2 5 5 3 4 2 6 6 4 3 0
DISPERSION VP PR VP VP PR PR VP VP VP
ADI 7 30 5 3 3 3 13 17 17 48 3 2 2 1 7 34 42 31 0
MAX LVORI 2 2 3 3 3 5 4 2 2 1 2 3 4 5 4 1 1 1 2
STABILITY A A F F F F A A A A F F F F A A A A G
CEILING None None None None None None None None None
STA PRES 29.37 29.37 29.38 29.35 29.31 29.31 29.34 29.37 29.33
Date Fri 07/03/26Sat 07/04/26Sun 07/05/26Mon 07/06/26
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 74 99 74 102 72 100 71 96
TEMP 77 77 98 88 75 77101 89 75 77 99 86 74 75 95 84
DEWPT 68 68 67 68 67 69 67 69 68 70 68 70 70 71 70 71
RH 74 74 37 52 76 76 33 52 79 79 37 59 87 87 45 65
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW FW FW FW FW SC B1 SC SC B1 B1 B1 SC B2
POP 12HR 0 5 5 20 30 50 50 60
RAIN SHWRS IS SC SC SC NM
TSTMS IS SC SC 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