Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
802 AM EDT Wed Jul 2 2025
NCZ018-022000-
RAWS 311941
36.22N 81.63W Elev. 3254 ft
802 AM EDT Wed Jul 2 2025
Date Wed 07/02/25 Thu 07/03/25 Fri 07/04/25
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 78 59 80 60 80
TEMP 70 73 75 70 65 62 60 64 73 77 76 71 66 62 61 65 74 77 77 72
DEWPT 64 64 64 62 61 59 57 60 60 58 59 60 59 57 57 59 60 60 61 62
MAX/MIN RH 68 91 52 87 55
RH 81 73 69 76 87 90 90 87 64 52 56 68 78 84 87 81 62 56 58 71
WIND DIR N NW NW NW NW NW NW NW N NW NW N N N N N E E E E
WIND SPD 4 4 4 2 2 1 2 2 3 4 4 2 2 2 2 2 3 4 4 2
CLOUDS SC SC SC FW FW FW FW CL CL FW FW FW CL CL CL CL CL FW FW FW
CLOUDS(%) 37 48 34 11 11 10 6 2 2 14 12 9 5 5 2 1 2 13 14 13
VSBY 10 10 10 10 10 7 5 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 20 5 5 0 10
RAIN SHWRS IS IS
TSTMS IS IS
Obvis PF
MIX HGT 3 4 5 1 <1 <1 <1 <1 4 5 5 <1 <1 <1 <1 <1 5 6 5 <1
T WIND DIR N N N NW NW N N NW NW N N N N N N NE E E E E
T WIND SPD 16 12 9 10 5 4 4 3 8 6 6 5 3 4 4 12 11 10 9 8
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 57 71 57 5 3 2 2 3 41 47 46 3 2 2 2 12 67 74 61 4
MAX LVORI 4 3 1 4 6 6 6 6 1 1 1 3 4 5 6 4 1 1 1 3
STABILITY A A A G G G G A A A A G G G G A A A A G
CEILING None None None None None None None None None None
STA PRES 26.87 26.85 26.89 26.90 26.93 26.92 26.97 27.00 27.05 27.04
Date Sat 07/05/25Sun 07/06/25Mon 07/07/25Tue 07/08/25
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 61 80 60 80 62 80 63 82
TEMP 64 65 75 71 62 64 76 71 63 65 76 72 66 67 78 73
DEWPT 59 61 62 62 58 60 61 63 61 61 64 65 63 64 65 66
RH 84 87 64 73 87 87 60 76 93 87 66 79 90 90 64 79
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW SC SC FW FW SC SC SC SC B1 SC FW B1 B2
POP 12HR 5 10 5 20 10 40 20 60
RAIN SHWRS IS IS SC IS SC NM
TSTMS IS IS SC IS 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
Radar
Current Weather
Rivers & Lakes
Satellite
Forecast Maps
Hour by Hour Forecast
Tropical Weather
Graphical Hazards
Forecast Discussion
Submit A Storm Report
Fire Weather
Weather Briefing Page
NOAA Weather Radio
Text Products
Climate Plots
Drought
Aviation
Recreation Forecast
Follow us on X
Follow us on Facebook
Follow us on YouTube
RNK RSS Feed