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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 PM EDT Fri May 15 2026

VAZ018-160800-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
701 PM EDT Fri May 15 2026

Date           05/15/26      Sat 05/16/26            Sun 05/17/26            Mon
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                 49          85          61          88          63
TEMP             66 56 52 50 54 74 82 82 73 67 63 61 65 82 87 86 76 70 66 63 68
DEWPT            43 40 39 39 44 49 53 55 56 54 52 51 55 58 56 57 61 58 56 55 59
MIN/MAX RH                   72          36          71          34          77
RH               43 55 61 66 69 41 37 40 55 63 67 70 70 44 35 37 60 66 70 75 73
WIND DIR          W  W SW SW  W SW SW  W  W SW  W  W  W  W SW  S SE  N SW  N  N
WIND SPD          2  1  2  2  2  4  6  8  2  3  3  2  2  2  2  2  1  0  1  0  0
WIND GUST                                   13          12                     
CLOUDS           B1 SC FW FW FW FW SC B1 B1 SC B1 B1 FW FW FW FW FW FW CL FW CL
CLOUDS(%)        51 34 16 24 21 12 34 69 53 46 62 55 24 19 16 17 15  9  3  8  5
VSBY             10 10 10 10 10 10 10 10 10 10 10  9 10  9 10 10  9  9  9  9   
POP 12HR                      0          10           5          10           5
MIX HGT          <1 <1 <1 <1 <1  3  6  5 <1 <1 <1 <1 <1  4  7  7 <1            
T WIND DIR       NW  N  W  W  W  W SW SW SW SW  W  W  W  W SW  S  S            
T WIND SPD        3  2  1  1  2  6 13 14  6  4  4  4  4  9  4  6 10            
DISPERSION       VP VP VP VP             VP VP VP VP             VP VP VP VP   
ADI               2  1  1  1  2 26 87 60  3  2  2  2  4 48 37 60  5            
MAX LVORI         2  3  3  4  3  2  1  1  3  3  3  3  3  1  1  1  3            
STABILITY         E  G  G  G  A  A  B  C  F  F  F  F  A  A  A  A  G            
CEILING              None  None  None  4500 16300  None  None  None  None      
STA PRES            27.85 27.86 27.88 27.82 27.85 27.88 27.95 27.92            


Date           05/18Tue 05/19/26Wed 05/20/26Thu 05/21/26Fri 05/22/26
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       91      64      89      66      84      63      74      58      73
TEMP          90 83 69 69 89 82 70 71 83 75 66 65 74 67 60 61 72 68
DEWPT         58 58 55 58 55 57 53 59 61 60 58 57 57 55 52 52 54 53
RH            34 43 61 68 32 43 55 66 47 60 75 75 55 65 75 72 53 59
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    CL FW FW CL FW SC FW FW B1 B2 B1 B1 B2 B2 B1 B1 B1 B1
POP 12HR           10       0      10       5      60      40      60      40      40
RAIN SHWRS                            SC NM SC SC NM NM SC SC SC SC
TSTMS                                    SC IS       SC          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

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