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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
131 PM EDT Thu Apr 16 2026

NCZ003-162000-
RAWS 310302
36.35N  80.48W Elev. 1076 ft
131 PM EDT Thu Apr 16 2026

Date             Thu 04/16/26            Fri 04/17/26            Sat 04/18/26
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                 86          61          84          59          87
TEMP                   83 85 78 71 67 64 63 75 82 84 75 68 62 59 61 76 85 87 81
DEWPT                  49 47 50 51 55 56 56 55 48 46 48 49 49 49 50 52 54 53 54
MAX/MIN RH                   27          81          27          70          31
RH                     31 27 37 49 65 75 78 50 31 27 38 51 62 69 67 43 35 31 39
WIND DIR               SW SW SW  W  W NW NW NW NW NW NW NW  N  N  N  S SW SW SW
WIND SPD               11 11  6  6  5  5  5  5  5  6  3  3  3  2  2  4  8  9  8
CLOUDS                 CL FW FW SC B1 SC FW FW FW FW FW FW SC SC SC SC SC B1 B1
CLOUDS(%)               4 10 19 46 51 30 19  8 11 14 19 16 35 26 34 35 47 62 62
VSBY                   10 10 10 10 10  9 10 10 10 10 10 10 10 10 10 10 10 10  7
POP 12HR                      0          20           5           0          10
RAIN SHWRS                         IS                                        SC
TSTMS                                                                        IS
MIX HGT                 6  8 <1 <1 <1 <1 <1  4  8  8 <1 <1 <1 <1 <1  3  7  9 <1
T WIND DIR             SW SW SW SW  W NW  W NW  W NW NW NW NW  N  N SW SW SW SW
T WIND SPD             12 19  6  6  5  5  4 12 12 13  4  3  2  2  2 10 16 17  9
DISPERSION                   PR PR PR PR             VP VP VP VP             PR
ADI                    60 80  5  3  3  4  4 71118124  2  2  1  1  2 44126 90  8
MAX LVORI               1  1  2  2  3  4  3  1  1  1  2  3  3  3  3  1  1  1  2
STABILITY               C  C  E  F  F  E  A  A  A  A  G  G  G  G  A  A  B  C  D
CEILING                    None  None  None  None  None  None  None  None  4400
STA PRES                  28.89 28.89 28.92 28.96 28.91 28.93 28.92 28.91 28.84


Date          Sun 04/19/26Mon 04/20/26Tue 04/21/26Wed 04/22/26
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       53      65      40      65      37      70      47      77
TEMP          68 55 63 57 46 42 61 58 41 41 66 65 52 51 75 71
DEWPT         54 47 34 28 26 24 22 23 25 23 30 33 35 37 42 42
RH            61 74 34 33 45 48 22 26 52 48 26 30 52 59 31 35
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B2 B2 SC FW CL CL FW CL CL FW SC FW SC SC SC
POP 12HR           40      30      10       5       0       0       5      10
RAIN SHWRS    SC SC SC 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