National Weather Service United States Department of Commerce

	EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE WAKEFIELD VA
520 PM EST SUN FEB 18 2018

MDZ025-190900-
ASSATEAGUE ISLAND RAWS - WORCHESTER MD
38.08N  75.20W ELEV. 12 FT
520 PM EST SUN FEB 18 2018

DATE           02/18/18      MON 02/19/18            TUE 02/20/18            WED
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 3HRLY     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

MIN/MAX                      35          51          48          57          48
TEMP             40 39 36 38 40 46 48 50 48 49 48 48 50 52 54 56 53 53 52 51 51
DEWPT            33 32 33 35 37 41 44 44 45 46 47 48 49 50 49 50 49 51 50 51 51
MAX/MIN RH                   90          80          99          80          99
RH               76 76 89 88 88 82 86 82 90 91 98 99 96 92 83 80 86 94 93 99 99
WIND DIR          E  E SE SE SE SE  S  S  S  S SW SW SW SW SW  S  S  S SW SW SW
WIND DIR DEG     07 10 12 14 14 13 16 19 20 20 21 21 21 21 21 20 19 20 21 21 21
WIND SPD          4  4  6  6  6  5  9 10  9  9  9  9  9 10 10 10 10 11 12 12 12
CLOUDS           CL FW FW SC B1 B2 OV OV OV OV OV OV OV B2 B1 SC SC SC SC SC SC
CLOUDS(%)         2  6 18 27 56 87 98 96 96 93 97 97 91 84 63 49 48 42 46 35 43
VSBY              7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7
POP 12HR                      5          50          20          10          10
QPF 12HR                      0        0.04           0           0           0
SNOW 12HR                 00-00       00-00       00-00                        
RAIN                             C                                             
RAIN SHWRS                          C  C  S  S  S  S                           
LAL                     1     1     1     1     1     1     1     1     1     1
HAINES                  4     4     2     3     3     3     4     5     4     4
MIX HGT               300   300   800   800   300   300   900   900   300   300
T WIND DIR              E    SE    SE     S    SW    SW    SW    SW    SW    SW
T WIND SPD              9    11     6    11    12    12    13    12    12    11
SMOKE DISP             PR    PR    PR    PR    PR    PR    PR    PR    PR    PR
ADI                     8     9    12    13    13    13    15    16    12    14
MAX LVORI               6     6     5     6     6     7     5     5     7     8
STABILITY               B     F     E     D     C     D     D     C     C     E
CEILING             26600 20800 13800  1700   300   300   300  1000  2400 30000
PRESSURE             30.5 30.52 30.51 30.40 30.40 30.37 30.42 30.38 30.40 30.39


DATE           02/21 THU 02/22/18 FRI 02/23/18 SAT 02/24/18 SUN 02/25/18
UTC 6HRLY     18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6HRLY     13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MAX/MIN          59    49    55    42    50    43    57    49    56
TEMP          58 55 53 49 54 49 44 43 49 47 44 44 55 54 51 50 55 50
DEWPT         52 52 50 49 49 46 42 40 42 44 44 44 50 50 49 49 49 48
MIN/MAX RH       79    98    77    95    78   100    78    97    77
RH            80 91 92 97 82 88 92 90 79 91100100 84 85 94 95 80 93
WIND DIR      SW SW SW SW  W NE NE NE NE  E  S SW SW SW SW SW SW  W
WIND SPD      12 11 11 11  9  8 12 11 10 11  6  8 11  9  9 10 10  8
AVG CLOUDS    SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR         10    40    40    40    30    20    20    30    40
RAIN                 C  C  C  C  C  C  C  C  S  S  S  S  C  C  C  C

$$

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