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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 AM EDT Fri Aug 28 2026

NCZ005-282000-
RAWS 310540
36.38N  79.70W Elev. 858 ft
301 AM EDT Fri Aug 28 2026

Date             Fri 08/28/26            Sat 08/29/26            Sun 08/30/26
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                 88          67          83          67          86
TEMP          69 71 80 84 86 79 70 69 67 68 74 81 81 76 70 68 67 69 78 84 86 80
DEWPT         67 67 69 69 68 70 68 69 67 68 70 70 70 70 69 68 67 69 71 70 70 71
MAX/MIN RH                   56         100          66         100          59
RH            93 87 69 61 55 74 93100100100 87 69 69 82 97100100100 79 63 59 74
WIND DIR      SW NW  N NE NE NE  N  N NE NE NE  E  E  E SE  N  N  N  S  S  S  S
WIND SPD       1  1  2  3  3  4  4  3  2  4  5  5  3  2  1  0  0  0  2  3  3  2
CLOUDS        OV B1 SC B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC
CLOUDS(%)     94 57 36 71 78 81 63 68 71 86 79 82 72 66 53 59 66 67 67 43 32 34
VSBY           2  2 10  9  8  9  7  6  8 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR                     40          30          30          10          20
RAIN SHWRS             IS SC SC SC IS IS          SC                   IS IS   
TSTMS                  IS IS SC                   SC                   IS IS   
Obvis         PF PF                PF                                          
MIX HGT       <1 <1  2  5  2 <1 <1 <1 <1 <1  3  4  4 <1 <1 <1 <1 <1  3  5  4 <1
T WIND DIR     S  W NW  N NE NE  E NE NE NE  E  E  E SE SE SE  S  S SW SW SW  S
T WIND SPD     1  1  3  4  4  3  1  2  2  3 13 11 10  9  3  3  3  5  6  5  5 10
DISPERSION    VP             VP VP VP VP             VP VP VP VP             VP
ADI            1  1 11 26 14  2  1  1  1  4 42 44 44  4  2  2  2  6 22 33 27  5
MAX LVORI      9  6  3  2  2  3  8 10 10  9  4  3  1  4 10 10 10  8  3  1  2  3
STABILITY      F  B  A  B  B  E  E  F  F  C  C  C  B  F  F  F  F  B  B  A  A  G
CEILING              None  4500  5200  4800  1900  2500  None  2000  1300  None
STA PRES            29.29 29.27 29.32 29.37 29.42 29.41 29.43 29.44 29.44 29.36


Date          Mon 08/31/26Tue 09/01/26Wed 09/02/26Thu 09/03/26
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       68      92      70      93      72      95      73      95
TEMP          71 70 91 84 74 72 92 86 75 74 93 86 76 75 93 86
DEWPT         69 70 68 69 68 69 67 69 68 69 68 69 68 69 67 69
RH            93100 47 61 82 90 44 57 79 84 44 57 76 82 43 57
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC FW FW FW FW FW CL FW FW FW FW FW SC SC FW SC
POP 12HR            5       5       0       5       5      10      10      20
RAIN SHWRS                                                 IS
TSTMS                                                      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