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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Tue Jun 16 2026
NCZ003-170800-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
801 PM EDT Tue Jun 16 2026
Date 06/16/26 Wed 06/17/26 Thu 06/18/26 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 57 87 66 90 66
TEMP 66 61 58 64 79 84 87 83 72 68 67 73 83 89 86 79 73 70 67 70
DEWPT 58 56 53 58 60 56 57 58 62 63 64 65 68 67 68 70 69 67 67 68
MIN/MAX RH 85 36 90 50 98
RH 75 84 83 81 52 38 36 43 71 84 90 76 61 48 55 74 87 90100 93
WIND DIR N N W N W SW SW SW SW SW SW SW SW SW SW SW SW SW SW W
WIND SPD 0 0 1 0 3 6 6 4 4 3 3 6 12 12 9 6 2 1 1 1
WIND GUST 14 14 18 27 25 21 18
CLOUDS SC FW FW FW FW SC SC FW B1 SC SC FW FW B1 B1 B2 B2 B2 B2 B2
CLOUDS(%) 49 23 19 10 8 36 37 23 51 36 46 21 19 64 64 72 74 75 80 70
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 6 6 6
POP 12HR 5 0 5 50 50
RAIN SHWRS SC SC SC SC SC SC NM
TSTMS SC SC IS IS
MIX HGT <1 <1 <1 <1 5 7 7 <1 <1 <1 <1 2 5 7 5 <1
T WIND DIR W NW NW NW W SW SW SW S SW SW SW W W W SW
T WIND SPD 1 2 3 2 6 9 12 12 8 8 6 13 27 28 25 12
DISPERSION VP VP VP VP VP VP VP PR VP VP VP
ADI 1 1 2 2 46 71 99 6 5 4 3 34112 99153 8
MAX LVORI 4 5 5 5 1 1 1 2 3 5 6 3 1 1 1 3
STABILITY F G G A A B B F E G F B C D B E
CEILING None None None None None None None 12500 13100
STA PRES 27.95 27.97 28.00 27.95 27.96 27.97 28.00 28.00
Date 06/19Sat 06/20/26Sun 06/21/26Mon 06/22/26Tue 06/23/26
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 83 58 84 59 87 64 86 65 85
TEMP 80 77 64 64 81 77 62 64 84 81 68 69 81 79 69 69 83 79
DEWPT 67 63 57 57 54 56 54 56 58 62 60 62 66 68 65 66 66 66
RH 65 62 78 78 39 48 75 75 41 53 76 78 60 69 87 90 57 64
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B1 SC SC FW FW FW FW FW FW SC B1 B1 B2 B1 SC B1 B1
POP 12HR 60 5 0 0 10 30 60 50 40
RAIN SHWRS NM SC IS SC SC NM SC IS SC SC
TSTMS SC SC SC IS IS
$$
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