National Weather Service United States Department of Commerce

	EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE WAKEFIELD VA
620 AM EDT WED APR 26 2017

VAZ096-262100-
GREAT DISMAL SWAMP RAWS-SUFFOLK VA
36.61N  76.55W ELEV. 35 FT
620 AM EDT WED APR 26 2017

DATE             WED 04/26/17            THU 04/27/17            FRI 04/28/17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3HRLY     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN                      77          62          86          66          86
TEMP             61 65 72 76 71 67 64 63 66 79 85 85 78 69 67 67 69 78 85 86 81
DEWPT            59 60 60 61 61 62 61 60 62 62 61 60 62 62 63 64 65 66 65 64 65
MIN/MAX RH                   60          93          43          90          48
RH               94 85 66 60 71 83 90 90 87 56 45 43 58 78 87 90 87 67 51 48 59
WIND DIR          W  W  W  W  S  S  S  S SW SW  S  S  S  S  S  S SW SW SW SW  S
WIND DIR DEG     27 27 27 25 16 16 19 20 21 21 20 20 18 19 20 20 22 23 22 22 19
WIND SPD          5  5  6  4  2  3  3  3  6 10 11 10  6  8  6  6  4  5  6  8  4
CLOUDS           OV B2 B1 B1 B1 SC SC SC SC SC FW SC SC B1 B1 B1 B1 B1 SC SC SC
CLOUDS(%)        94 84 65 62 60 46 32 30 27 26 24 36 48 58 68 68 68 52 35 31 27
VSBY              7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7
POP 12HR                     10           0          20          40          20
QPF 12HR                      0           0           0        0.04           0
SNOW 12HR                 00-00       00-00       00-00                        
DRIZZLE           O                                                            
RAIN SHWRS                                            S  S  C  C  S  S         
TSTMS                                                       S  S               
LAL                     1     1     1     1     1     1     2     2     1     1
HAINES                  4     3     4     4     5     5     4     3     4     4
MIX HGT              1900  2600   600   300  4200  4200  1300   400  4400  4500
T WIND DIR              W    SW    SE     S    SW    SW    SW    SW    SW    SW
T WIND SPD             11     8     4     6    18    18    13    13    14    12
SMOKE DISP             PR    PR    PR    PR    GD    GD    PR    PR    GD    GD
ADI                    22    22     2     9    52    56    13    14    62    66
MAX LVORI               5     3     6     6     3     2     4     5     4     3
STABILITY               D     B     A     F     F     B     B     E     E     B
CEILING              1000  3200  3200  4000 30000  4000 30000  6300  1700 30000
PRESSURE            29.76 29.77 29.80 29.82 29.86 29.82 29.86 29.92 30.01 30.01


DATE          SAT 04/29/17 SUN 04/30/17 MON 05/01/17 TUE 05/02/17
UTC 6HRLY     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6HRLY     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX          68    88    69    87    68    85    62    77
TEMP          70 71 86 81 73 72 85 80 72 71 83 76 66 65 75 69
DEWPT         66 67 68 68 67 67 65 66 65 66 64 64 60 58 51 54
MAX/MIN RH       90    52    90    49    91    51    87    43
RH            86 86 55 65 80 84 52 63 80 85 54 68 81 80 44 60
WIND DIR       S SW SW SW SW SW  S  S  S  S  S SW SW  W  W  S
WIND SPD       5  8 10  5  6  6  9  8  9 10 14 12  9  6  8  4
AVG CLOUDS    SC SC SC SC SC SC SC SC SC SC B1 B1 B2 B2 B1 SC
POP 12HR         10    20    20    20    20    40    40    20
RAIN SHWRS              S  S        S  S     S  C  C  C  S  S
TSTMS                   S  S        S  S        C  C     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