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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Sun Jul 6 2025

NCZ006-070800-
RAWS 310801
36.37N  79.29W Elev. 580 ft
231 PM EDT Sun Jul 6 2025

Date           07/06/25      Mon 07/07/25            Tue 07/08/25            Wed
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                 72          91          72          94          72
TEMP          78 75 73 72 72 73 81 87 89 84 78 76 74 76 87 92 90 84 78 76 73 76
DEWPT         77 74 73 72 72 72 73 71 72 74 75 73 72 73 74 74 75 75 75 74 73 73
MIN/MAX RH                  100          56          93          55          98
RH            97 97100100100 97 77 59 57 72 91 90 93 90 65 56 62 74 91 94100 90
WIND DIR      NE NE NE  N NW NW  W  W SW  S  S SW SW SW SW SW  S SW  S SW SW SW
WIND SPD       6  5  3  3  3  4  4  5  4  2  2  2  2  2  2  4  4  2  2  1  2  2
CLOUDS        OV B2 OV OV B2 B2 B1 SC SC SC FW SC FW CL FW FW SC SC B1 B1 SC B1
CLOUDS(%)     89 79 89 93 87 73 58 39 38 38 25 31 13  5 12 21 39 50 69 59 35 52
VSBY           8  4  3  5  5  5  9 10 10 10 10 10 10                           
POP 12HR                     90          30           5          40          30
RAIN SHWRS     O NM  O NM SC IS IS    IS                   SC SC SC SC       SC
TSTMS         NM SC SC IS             IS                   SC SC SC SC       SC
MIX HGT        2 <1 <1 <1 <1 <1  2  3  4 <1 <1 <1 <1 <1  2  6  5 <1            
T WIND DIR     E  E  E  E NE  N  N  N NW SE NW SW  W  W  W  W SW  S            
T WIND SPD    10  9  6  8  8  5 12 11  6  5  1  4  4  4  8 11  9  9            
DISPERSION       PR VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           26  4  3  4  4  6 31 39 36  3  1  2  2  4 23 81 56  4            
MAX LVORI      4  7  9  9  9  6  3  3  3  4  7  6  6  6  2  1  1  3            
STABILITY      C  F  F  F  F  B  B  C  B  G  G  G  G  A  A  B  B  F            
CEILING        1800  1600   800  None  None  None  None  None  None  2900      
STA PRES      29.35 29.34 29.31 29.35 29.33 29.37 29.37 29.41 29.36            


Date           07/09Thu 07/10/25Fri 07/11/25Sat 07/12/25Sun 07/13/25
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       92      71      89      70      88      70      89      70      91
TEMP          89 81 73 73 85 79 73 72 85 79 72 73 86 80 73 73 88 80
DEWPT         75 74 73 73 74 74 72 72 74 74 72 71 73 73 71 71 73 73
RH            64 79100100 70 85 97100 70 85100 93 65 79 93 93 61 79
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B1 B1 SC SC B1 B1
POP 12HR           80      70      80      50      70      30      50      20      50
RAIN SHWRS    SC  O NM IS SC  O SC IS IS NM SC       SC IS       SC
TSTMS         SC  O NM    SC  O SC    IS NM 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