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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
401 PM EDT Thu May 7 2026

NCZ005-080800-
RAWS 310540
36.38N  79.70W Elev. 858 ft
401 PM EDT Thu May 7 2026

Date           05/07/26      Fri 05/08/26            Sat 05/09/26            Sun
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                 42          70          50          76          54
TEMP          60 58 52 49 44 47 61 67 69 63 54 52 50 54 66 72 75 70 61 57 54 58
DEWPT         56 54 49 44 39 41 41 42 42 45 44 45 46 51 57 56 56 57 56 56 54 56
MIN/MAX RH                   95          37          89          50         100
RH            87 86 89 83 82 79 48 40 37 52 69 77 86 90 73 57 52 63 84 96100 93
WIND DIR      NE  N NW NW  N  N NE  S SW  S  S  S  S SW SW SW SW SW SW SW  W  W
WIND SPD       6  0  1  3  3  2  2  4  6  4  4  3  4  5 10 11 10  4  3  2  2  2
CLOUDS        B1 SC FW FW FW FW CL FW CL FW SC SC SC B2 B1 SC FW SC SC SC SC SC
CLOUDS(%)     64 37 11 23 20 14  3  6  4 15 31 32 43 72 54 41 23 31 28 36 45 44
VSBY           7 10  9  9 10 10 10 10 10 10 10 10 10 10 10 10 10 10  8  9      
POP 12HR                      0           0           5          10           0
MIX HGT        2 <1 <1 <1 <1 <1  4  6  6 <1 <1 <1 <1  1  3  6  6 <1            
T WIND DIR     N NE NW  W  W  W  E SW SW  S  S  S  S  S SW SW  W  W            
T WIND SPD    13  3  4  1  1  1  3  8 11  5  4  4  6 12 16 19 19 12            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI           31  2  2  1  1  1 16 57 75  3  2  2  3 21 52131136  6            
MAX LVORI      3  5  5  4  6  4  2  1  1  2  3  4  6  4  3  1  1  3            
STABILITY      C  F  G  F  G  A  A  A  B  F  F  F  F  A  C  B  B  G            
CEILING              None  None  None  None  None  None  None  None  None      
STA PRES            29.21 29.27 29.31 29.22 29.21 29.14 29.12 29.05            


Date           05/10Mon 05/11/26Tue 05/12/26Wed 05/13/26Thu 05/14/26
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       81      56      70      45      71      51      74      52      75
TEMP          79 73 62 58 67 64 48 49 68 64 54 54 72 68 57 55 73 69
DEWPT         56 59 57 55 52 47 41 41 41 43 43 47 52 53 52 52 52 52
RH            45 62 84 90 59 54 77 74 37 46 66 77 49 59 83 90 48 55
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC B1 B2 B1 FW FW CL FW FW SC B1 B1 B1 SC SC FW
POP 12HR           10      40      50       5       0      10      40      30      20
RAIN SHWRS          IS SC SC IS                   IS SC SC    IS   
TSTMS                        IS                      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