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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Tue Jun 2 2026
NCZ006-030800-
RAWS 310801
36.37N 79.29W Elev. 580 ft
231 PM EDT Tue Jun 2 2026
Date 06/02/26 Wed 06/03/26 Thu 06/04/26 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 50 82 54 88 59
TEMP 74 68 57 52 50 57 74 80 81 75 62 58 54 60 79 86 88 82 68 63 60 65
DEWPT 47 44 45 44 44 48 47 45 46 48 47 47 46 49 50 48 48 52 49 50 51 53
MIN/MAX RH 82 28 75 24 73
RH 38 42 64 74 80 72 38 29 29 38 58 67 74 67 36 27 25 35 51 62 72 65
WIND DIR NE NE N N W NW N N NE N N N N N N NE N N N S SW W
WIND SPD 10 2 0 0 1 2 5 6 5 0 0 0 0 0 2 1 0 0 0 1 1 1
CLOUDS FW FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL
CLOUDS(%) 25 15 1 1 1 1 3 3 3 5 5 3 1 1 1 3 3 4 3 4 4 5
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 0 0 0 0
MIX HGT 7 <1 <1 <1 <1 <1 7 8 8 <1 <1 <1 <1 <1 6 7 8 <1
T WIND DIR NE NE E N NW NW N N N NE E NW NW N NE NE W N
T WIND SPD 18 12 4 1 3 5 11 11 11 3 2 2 3 3 8 2 1 0
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 132 6 2 1 2 6 98 97107 2 1 1 2 3 58 20 11 0
MAX LVORI 1 2 3 4 5 3 1 1 1 2 3 3 4 3 1 2 2 2
STABILITY B G G G G A A B A G G G G A A A A G
CEILING None None None None None None None None None None
STA PRES 29.52 29.59 29.62 29.65 29.59 29.60 29.61 29.62 29.53
Date 06/05Sat 06/06/26Sun 06/07/26Mon 06/08/26Tue 06/09/26
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 66 96 68 94 67 88 62 83
TEMP 92 88 70 70 93 89 73 71 91 86 72 69 85 81 67 65 81 78
DEWPT 51 52 54 57 53 54 58 61 59 61 63 63 62 62 61 59 58 58
RH 25 29 57 63 26 30 59 71 34 43 73 81 46 53 81 81 46 50
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 0 0 5 10 20 30 40 40 40
RAIN SHWRS IS SC SC SC SC SC SC SC SC
TSTMS 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