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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1101 AM EDT Mon Jun 29 2026
VAZ024-292000-
RAWS 441631
37.63N 79.51W Elev. 865 ft
1101 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 87 68 91 68 98
TEMP 84 86 80 72 70 69 71 81 87 90 83 74 71 69 73 89 95 96 88
DEWPT 71 71 72 71 69 68 70 72 71 71 72 70 69 68 70 73 71 69 72
MAX/MIN RH 61 100 55 97 41
RH 65 61 77 97 97 97 97 74 59 54 70 87 93 97 90 59 46 42 59
WIND DIR E SE SE N N N N S S S S S N N N NW W S S
WIND SPD 2 3 2 0 0 0 0 2 2 3 2 1 0 0 0 1 2 3 1
CLOUDS B1 SC B1 SC SC B1 B1 B1 SC FW FW FW FW FW FW CL FW FW FW
CLOUDS(%) 54 40 52 49 45 56 59 56 32 14 19 13 11 8 6 4 7 6 7
VSBY 10 10 10 10 6 2 10 10 10 10 10 10 8 3 10 10 10 10 10
POP 12HR 20 10 5 5 5
Obvis PF
MIX HGT 4 4 <1 <1 <1 <1 1 3 4 4 <1 <1 <1 <1 <1 4 6 7 <1
T WIND DIR SE NE E E NE E S SW W SW S S SW W NW N NW NW W
T WIND SPD 2 2 6 2 2 2 4 4 3 6 9 3 3 2 2 10 9 9 2
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 11 13 3 1 1 1 6 17 19 35 4 2 2 1 2 51 71 77 1
MAX LVORI 2 2 4 7 8 8 6 3 2 1 3 6 7 8 6 1 1 1 3
STABILITY B A F F F F B B A A G G G G A A A A G
CEILING None None 3000 None None None None None None
STA PRES 28.60 28.63 28.65 28.66 28.58 28.56 28.57 28.57 28.52
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 71 100 72 99 72 101 71 98
TEMP 74 76 98 89 74 76 97 87 74 77100 88 74 76 96 86
DEWPT 68 70 67 70 67 69 66 69 66 69 66 68 67 69 67 70
RH 82 82 37 54 79 79 36 55 76 76 33 52 79 79 39 59
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW CL CL FW FW CL CL FW FW FW FW B1 B1 SC SC B1
POP 12HR 5 5 0 20 10 30 30 40
RAIN SHWRS IS SC SC IS SC
TSTMS IS 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