Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 AM EDT Fri Jul 10 2026
NCZ005-110800-
RAWS 310540
36.38N 79.70W Elev. 858 ft
131 AM EDT Fri Jul 10 2026
Date 07/09/26 Fri 07/10/26 Sat 07/11/26 Sun
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 70 91 70 89 67
TEMP 75 72 75 87 87 87 76 74 73 72 73 82 87 86 81 74 71 68 70
DEWPT 68 67 69 69 69 71 69 70 69 69 71 72 71 71 71 71 70 68 70
MIN/MAX RH 86 52 91 58 100
RH 79 84 82 55 55 59 79 87 87 90 93 72 59 61 72 90 97100100
WIND DIR W SW W W W SW SW SW W W W W W NW NW NW N N N
WIND SPD 1 2 4 6 10 9 4 4 3 4 4 5 6 5 2 1 2 3 5
WIND GUST 20
CLOUDS FW FW SC SC B1 SC SC SC SC SC SC SC B1 B1 B2 B1 B1 B2 B2
CLOUDS(%) 8 7 30 31 61 43 49 48 34 42 49 46 59 69 70 64 58 70 77
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 6 7
POP 12HR 5 50 30 50 30
RAIN SHWRS SC SC SC IS IS IS SC SC SC SC SC SC SC
TSTMS SC SC IS SC SC SC IS
MIX HGT <1 <1 <1 5 7 3 <1 <1 <1 <1 <1 3 5 4 <1
T WIND DIR W SW W W W SE SW SW SW SW NW NW NW W W
T WIND SPD 3 3 8 10 13 5 3 6 4 5 12 9 10 9 9
DISPERSION VP VP VP VP VP VP VP VP VP VP
ADI 2 2 9 62 66 22 2 3 2 4 10 38 43 33 4
MAX LVORI 5 6 4 1 1 2 3 4 5 6 5 3 1 1 4
STABILITY G G A A C B F F G E C B C C F
CEILING None None 10700 None None None 4000 5100
STA PRES 29.22 29.22 29.22 29.23 29.21 29.26 29.22
Date 07/12Mon 07/13/26Tue 07/14/26Wed 07/15/26Thu 07/16/26
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 64 83 63 88 66 95 71 97
TEMP 80 78 68 67 80 78 66 67 85 83 69 70 92 89 74 75 95 91
DEWPT 71 69 67 65 63 62 62 63 62 62 62 65 64 64 65 67 65 65
RH 74 74 97 93 56 58 87 87 46 49 78 84 40 44 74 76 37 42
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B2 B2 B2 B2 B2 B1 B1 SC SC FW FW FW FW FW FW FW FW
POP 12HR 60 30 20 10 5 5 0 5 10
RAIN SHWRS SC NM SC IS IS IS
TSTMS IS 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