EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE WAKEFIELD VA
510 PM EDT FRI JUN 18 2021
VAZ098-190900-
BACK BAY NWR RAWS-VIRGINIA BEACH VA
36.68N 75.93W ELEV. 8 FT
510 PM EDT FRI JUN 18 2021
DATE 06/18/21 SAT 06/19/21 SUN 06/20/21 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 71 92 75 88 74
TEMP 77 75 73 73 75 84 89 91 85 80 77 76 78 84 87 86 82 78 77 75 77
DEWPT 64 66 66 66 67 70 70 70 70 70 70 69 69 70 71 70 70 71 71 72 73
MAX/MIN RH 80 50 78 57 90
RH 63 74 78 80 75 63 53 50 61 74 77 77 73 63 59 59 67 78 83 89 88
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW S S
WIND DIR DEG 17 19 21 22 23 23 23 22 21 22 23 24 24 24 23 22 22 22 21 20 18
WIND SPD 14 13 13 13 16 12 12 12 11 12 11 11 11 14 13 14 12 12 10 10 10
CLOUDS FW SC SC SC FW FW FW SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B2 B2
CLOUDS(%) 21 31 32 28 21 16 18 27 33 34 39 49 48 56 63 58 68 61 64 72 79
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 5 10 10 30
QPF 12HR 0 0 0 0 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C
TSTMS S S S
LAL 1 1 1 1 1 1 1 2 2 2
HAINES 5 5 5 5 4 4 4 5 5 5
MIX HGT 700 1000 4000 4000 900 1300 3300 3200 800 1200
T WIND DIR S SW SW SW SW SW W SW SW S
T WIND SPD 16 18 16 11 11 13 23 18 13 16
SMOKE DISP PR PR FR FR PR PR FR FR PR PR
ADI 16 27 42 41 12 30 55 53 13 27
MAX LVORI 4 4 3 3 4 4 3 3 4 5
STABILITY C D D B B E D C C D
CEILING 30000 14800 12700 5500 5500 15900 15900 8900 11700 30000
PRESSURE 30.0 29.94 29.92 29.84 29.86 29.87 29.92 29.87 29.89 29.88
DATE 06/21 TUE 06/22/21 WED 06/23/21 THU 06/24/21 FRI 06/25/21
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 84 74 87 67 77 67 77 68 80
TEMP 84 80 76 77 86 80 72 70 76 73 69 69 76 73 69 70 79 76
DEWPT 74 73 73 74 74 71 68 66 62 59 59 61 61 62 63 66 67 66
MIN/MAX RH 71 94 62 93 58 77 58 90 62
RH 72 79 88 89 67 73 88 87 62 60 71 75 60 67 82 86 66 70
WIND DIR S SW SW SW SW W NW N N NE NE NE NE E E NE E SE
WIND SPD 16 11 12 13 16 11 10 11 10 6 6 9 9 9 5 5 8 8
AVG CLOUDS B2 B1 B1 SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR 60 30 50 60 30 20 10 10 20
RAIN SHWRS C L C S C L C C S S S S S
TSTMS S L S C L S 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
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