EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Tue Sep 1 2026
MDZ025-012000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 AM EDT Tue Sep 1 2026
Date Tue 09/01/26 Wed 09/02/26 Thu 09/03/26
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 87 77 82 76 84
TEMP 78 82 84 84 80 79 79 78 78 79 79 79 78 77 77 76 79 83 83 82 82
DEWPT 75 75 75 74 75 75 75 74 74 75 75 74 74 74 75 75 76 75 76 75 76
MIN/MAX RH 70 91 80 97 77
RH 93 80 73 72 84 89 90 89 87 87 86 87 88 91 93 97 93 78 81 79 82
WIND DIR SW SW S S SW SW SW W N NE NE E E E S S S SW S S SW
WIND DIR DEG 22 21 19 20 20 22 24 27 01 03 05 07 07 11 16 16 19 22 19 20 21
WIND SPD 4 5 10 10 11 10 9 5 4 4 8 9 6 6 4 3 4 5 8 8 8
CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC B1 SC SC SC SC FW FW FW SC
CLOUDS(%) 41 27 38 38 37 44 48 34 41 50 44 41 65 39 37 36 27 19 19 24 35
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 20 20 20 0
QPF 12HR 0 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C
TSTMS S S
MIX HGT 700 700 500 600 1200 1100 700 700 1200 1000
T WIND DIR SW S SW W NE E SE SW W SW
T WIND SPD 6 13 13 8 9 13 13 10 8 10
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 11 13 13 10 19 19 12 9 13 12
MAX LVORI 6 4 5 6 6 5 6 9 5 4
STABILITY B C D F B B E F B B
CEILING 8900 12700 8900 4700 9800 9800 300 300 14800 30000
PRESSURE 30.03 29.97 29.96 29.98 30.03 30.02 30.01 29.98 29.98 29.92
Date Fri 09/04/26Sat 09/05/26Sun 09/06/26Mon 09/07/26
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 77 87 73 80 70 77 70 78
TEMP 79 78 84 80 76 74 78 76 73 72 76 74 72 72 76 75
DEWPT 74 74 74 73 72 69 66 66 67 66 64 64 65 65 64 65
MAX/MIN RH 91 72 90 64 85 67 81 63
RH 86 88 72 79 88 84 66 72 81 81 68 73 78 79 65 73
WIND DIR W W N SE NW N NE NE NE NE NE E E NE E E
WIND SPD 8 5 4 3 5 10 9 5 5 10 11 11 10 9 10 9
AVG CLOUDS SC SC SC SC B1 B1 SC SC SC FW FW SC FW FW FW FW
POP 12HR 30 20 30 10 10 10 10 10
RAIN SHWRS C S C
TSTMS S S
$$
VAZ064-012000-
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
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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