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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
801 PM EDT Sat May 9 2026

NCZ001-100800-
RAWS 310142
36.40N  81.46W Elev. 4608 ft
801 PM EDT Sat May 9 2026

Date           05/09/26      Sun 05/10/26            Mon 05/11/26            Tue
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                 50          67          51          57          39
TEMP                53 51 50 54 61 67 67 61 57 55 55 54 51 53 54 51 46 43 42 44
DEWPT               47 44 42 41 40 42 42 47 48 47 48 50 51 45 43 39 37 34 32 31
MIN/MAX RH                   80          38          99          64          71
RH                  80 77 74 61 46 40 40 60 72 74 77 86100 74 66 63 71 70 67 60
WIND DIR             W NW NW NW NW  W  W  W  W  W  W  N NW NW NW NW NW NW NW NW
WIND SPD            11 11 11 10  9  8  9  9  8  9 10 10 12 11 13 18 16 14 13 12
WIND GUST                                            20 24 23 26 29 27    24   
CLOUDS              SC SC SC FW FW FW FW FW SC B2 OV OV OV OV B1 SC FW FW FW CL
CLOUDS(%)           49 26 34  6  7  9 10 17 31 77 99 95 92 90 62 41  8 11  9  3
VSBY                10 10 10 10 10 10 10 10 10 10 10  8 10 10  7 10            
POP 12HR                      5           0          40          70           0
RAIN SHWRS                                           NM NM                     
MIX HGT             <1 <1 <1 <1  4  6  6 <1 <1 <1 <1  1  2  2  3  2            
T WIND DIR           W  W NW NW NW  W  W  W  W NW  N NE NE  N  N  N            
T WIND SPD           6  6  8  9 14 11 13 13  5  5  3  5 10 14  9 13            
DISPERSION          FR FR FR             PR PR PR FR             GD GD GD FR   
ADI                  6  6  7 10 70 79 92  9  4  5  3  9 17 28 23 19            
MAX LVORI            3  4  3  2  1  1  1  2  3  4  4  5  5  3  3  3            
STABILITY            D  D  D  B  B  B  B  E  E  D  D  C  D  D  D  D            
CEILING              None  None  None  None  None  5100   500   400  None      
STA PRES            26.61 26.64 26.72 26.70 26.74 26.73 26.74 26.72            


Date           05/12Wed 05/13/26Thu 05/14/26Fri 05/15/26Sat 05/16/26
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       60      45      66      46      61      43      68      50      75
TEMP          57 53 46 49 59 57 50 47 55 52 44 46 61 58 51 54 68 65
DEWPT         33 37 36 39 45 46 44 42 39 38 38 39 41 44 42 44 47 50
RH            40 54 68 68 60 67 80 83 55 59 79 76 48 59 71 69 47 58
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL CL CL FW B1 B1 SC SC FW FW CL FW FW FW FW FW FW SC
POP 12HR            0       5      40      30       5       5       5       5      10
RAIN SHWRS                SC SC SC                                 
TSTMS                        SC 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