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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1031 AM EDT Wed Jul 17 2024

NCZ003-172000-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
1031 AM EDT Wed Jul 17 2024

Date             Wed 07/17/24            Thu 07/18/24            Fri 07/19/24
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                 91          70          85          67          82
TEMP                83 89 88 78 74 72 71 73 79 81 80 77 73 70 69 69 75 79 80 75
DEWPT               72 72 72 71 70 70 69 69 69 69 68 68 65 63 63 64 65 65 65 67
MAX/MIN RH                   56          94          66          83          61
RH                  70 57 59 79 87 93 93 87 72 67 67 74 76 78 81 84 71 62 60 76
WIND DIR            SW SW SW SW  W SW  W NW NW NW NW NW  N  N  N NE  E  E  E  E
WIND SPD             3  5  6  5  4  3  3  3  3  4  3  3  3  3  4  5  5  4  4  3
CLOUDS              SC SC B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2
CLOUDS(%)           44 49 76 81 81 58 63 60 67 71 82 78 63 67 67 68 74 72 75 70
VSBY                 7  7  4  5 10  9  9 10 10 10 10  5                        
POP 12HR                     40          60          60          30          40
RAIN SHWRS             IS SC SC SC IS IS SC SC NM SC SC SC       IS IS SC SC SC
TSTMS                  IS SC SC SC IS       IS NM SC IS IS             IS IS   
LAL                  1  2  3  3  3  2  1  1  2  4  3  2  2  1  1  1  1  2  2   
HAINES               4  4  4  4  4  3  3  4  4  4  4  3  3  3  3  3  3  4  4  4
MIX HGT              3  6  4 <1 <1 <1 <1 <1  3  2  2 <1 <1 <1 <1 <1  4  5  5 <1
T WIND DIR          NW SW SW SW  W  W  W NW NW NW NW NW  N  N  N  N  E  E SE SE
T WIND SPD           3  5 10  6  4  6  4  3  4  5  6  5 10  9  6  8 11  3  3  5
DISPERSION                   PR VP VP VP             VP VP VP VP             VP
ADI                 14 45 39  5  3  3  2  4 16 17 15  3  5  4  5  9 40 14 14  3
MAX LVORI            3  1  1  4  6  6  6  6  3  3  3  4  4  4  4  4  3  2  2  3
STABILITY            A  A  C  E  E  F  F  B  B  B  B  F  F  F  E  C  C  C  C  F
CEILING                    3600  4100  8600  5500  6600  4300  3600  2100  2600
STA PRES                  28.85 28.88 28.89 28.93 28.92 28.97 29.02 29.07 29.05


Date          Sat 07/20/24Sun 07/21/24Mon 07/22/24Tue 07/23/24
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       67      80      68      85      68      84      68      84
TEMP          70 70 76 75 69 69 82 77 70 70 81 77 70 70 80 77
DEWPT         68 68 70 70 68 68 69 70 68 69 70 70 69 69 71 71
RH            93 93 82 84 97 97 65 79 93 97 69 79 97 97 74 82
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR           40      60      40      50      50      60      50      60
RAIN SHWRS    SC SC SC NM SC IS IS SC SC IS SC NM SC IS SC NM
TSTMS               IS SC SC       SC SC    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
LAL(CATEGORY).......................Lightning Activity Level
HAINES(CATEGORY)....................Haines Index
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