National Weather Service United States Department of Commerce

	EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE WAKEFIELD VA
520 AM EST SUN JAN 21 2018

VAZ081-212100-
JAMES RIVER NWR RAWS-PRINCE GEORGE VA
37.25N  77.25W ELEV. 50 FT
520 AM EST SUN JAN 21 2018

DATE             SUN 01/21/18            MON 01/22/18            TUE 01/23/18
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3HRLY     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19

MAX/MIN                      62          37          64          51          68
TEMP             39 49 59 60 52 48 44 40 40 51 61 63 56 52 53 56 57 60 66 68 52
DEWPT            35 39 41 44 43 42 42 40 40 43 47 46 46 47 51 54 54 54 46 39 34
MIN/MAX RH                   51         100          54          93          34
RH               87 68 52 54 71 82 92100 99 74 59 54 69 83 93 93 90 81 48 34 50
WIND DIR          N  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW SW  W  W
WIND DIR DEG     35 20 20 19 18 18 19 19 19 19 19 18 17 18 18 19 20 22 24 26 27
WIND SPD          3  2  3  4  3  3  3  3  2  4  6  5  4  8 10 11 11 11 11 11  8
CLOUDS           FW SC SC SC B1 B1 SC SC B1 SC SC SC B1 B1 OV OV OV B2 SC SC SC
CLOUDS(%)        22 29 35 34 51 51 38 41 52 46 38 38 52 68 89 95 97 83 42 26 26
VSBY              7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  6  6  7  7  7
POP 12HR                      0           0           0          50          60
QPF 12HR                      0           0           0        0.05        0.13
SNOW 12HR                 00-00       00-00       00-00                        
RAIN SHWRS                                            S  S  C  C  L  L  C      
TSTMS                                                             S  S         
LAL                     1     1     1     1     1     1     1     2     2     1
HAINES                  3     3     3     3     4     4     3     3     4     4
MIX HGT              1200  1700   300   300  1400  2100   800   400  4000  4000
T WIND DIR             SW     S     S    SW     S     S     S     S    SW     W
T WIND SPD              2     9     6     4     5     9    13    17    34    29
SMOKE DISP             PR    PR    PR    PR    PR    PR    PR    PR    VG    VG
ADI                     8    20     5     4    16    20    14    20   107    98
MAX LVORI               5     3     6    10     6     3     5     5     4     2
STABILITY               F     B     B     F     F     C     C     D     D     C
CEILING             26600  5500  5500  6300  5500 23500  3200  1000  1700  4700
PRESSURE            30.14 30.11 30.13 30.11 30.12 30.01 29.95 29.77 29.67 29.68


DATE          WED 01/24/18 THU 01/25/18 FRI 01/26/18 SAT 01/27/18
UTC 6HRLY     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6HRLY     01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MIN/MAX          35    52    29    52    29    55    34    59
TEMP          42 36 50 41 34 31 49 41 34 31 52 45 38 36 56 54
DEWPT         29 27 28 29 26 24 26 26 25 25 29 30 30 32 42 44
MAX/MIN RH       72    40    79    36    81    37    88    54
RH            60 70 42 61 72 74 40 55 69 78 40 56 73 85 59 69
WIND DIR       W  W  W  W NW  W NW NW  E SE  S SE  S  S  S  S
WIND SPD       5  4  6  4  3  3  4  1  1  1  2  3  3  3  5  5
AVG CLOUDS    FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC B1
POP 12HR          0     0     0     0     0     5    10    20
RAIN SHWRS                                               S  S

$$

EXPERIMENTAL ONLY...THIS PRODUCT IS FOR PLANNING AND REVIEW PURPOSES ONLY AND
IS NOT TO BE SUBSTITUTED FOR AN OFFICIAL FIRE WEATHER SPOT
FORECAST.
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 HUMIDITY
RH(%)...............................RELATIVE HUMIDITY
WIND DIR(8 POINT COMPASS)...........20 FT. WIND DIRECTION
WIND DIR DEG(DEGREES)...............20 FT. WIND DIRECTION IN TENS OF DEGREES
                                    RELATIVE TO DUE NORTH.
     EXAMPLE: 09 = 90 DEGREES = EAST; 18 = 180 DEGREES = SOUTH;
              27 = 270 DEGREES = WEST; 36 = 360 DEGREES = NORTH
WIND SPD(MPH).......................20 FT. WIND SPEED
WIND GUST(MPH)......................20 FT. WIND GUST
WIND CHILL..........................WIND CHILL TEMPERATURE
HEAT INDX...........................HEAT INDEX
CLOUDS(CAT).........................CLOUD COVER CATEGORY
     EXAMPLE: CL = CLEAR; FW = FEW; SC = SCATTERED;
              B1 = MOSTLY CLOUDY; B2 = CONSIDERABLE CLOUDS; OV = OVERCAST
CLOUDS(%)...........................CLOUD COVER AS A PERCENTAGE
VSBY................................VISIBILITY VALUE IN STATUTE MILES
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION
QPF 12HR(IN)........................LIQUID EQUIVALENT PRECIPITATION AMOUNT
WEATHER...
     TYPE...
       RAIN...........RAIN
       RAIN SHWRS.....RAIN SHOWERS
       TSTMS..........THUNDERSTORMS
       DRIZZLE........DRIZZLE
       SNOW...........SNOW
       SNOWSHWRS......SNOW SHOWERS
       SLEET..........SLEET
       FLURRIES.......FLURRIES
       FRZG RAIN......FREEZING RAIN
       FRZG DRZL......FREEZING DRIZZLE
     COVERAGE...
       S..............SLIGHT CHANCE
       C..............CHANCE
       L..............LIKELY
       O..............OCCASIONAL
       D..............DEFINITE
       AR.............AREAS
       PA.............PATCHY
OBVIS...............................OBSTRUCTION TO VISIBILITY
     TYPE...
       F..............FOG
       PF.............PATCHY FOG
       F+.............DENSE FOG
       H..............HAZE
       BS.............BLOWING SNOW
       K..............SMOKE
       BD.............BLOWING DUST
       AF.............VOLCANIC ASHFALL
LAL(CAT)............................LIGHTNING ACTIVITY LEVEL
HAINES(CAT).........................HAINES INDEX
MIX HGT(FT AGL).....................MIXING HEIGHT
T WIND DIR(8 POINT COMPASS).........TRANSPORT WIND DIRECTION
T WIND SPD(MPH).....................TRANSPORT WIND SPEED
SMOKE DISPERSION....................SMOKE DISPERSION CATEGORY
     VALUES: VP = VERY POOR; PR = POOR; FR = FAIR; GD = GOOD
ADI (INDEX).........................ATMOSPHERIC DISPERSION INDEX
CEILING (FT)........................CEILING
PRESSURE (INCHES MERCURY)...........STATION PRESSURE
MAX LVORI (INDEX)...................LOW VISIBILITY OCCURRENCE RISK INDEX
STABILITY (CAT).....................PASQUILL TURNER STABILITY
WATCH/WARNING/ADVISORY...
     EXAMPLE: W = WARNING; Y = ADVISORY; A = WATCH
     IN EFFECT FOR THE INDICATED HOUR 

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 DIR............................20 FT. WIND DIRECTION
WIND SPD(MPH).......................20 FT. WIND SPEED
AVG CLOUDS(CAT).....................AVERAGE CLOUD COVER CATEGORY
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION
WEATHER...
     SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS