EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Wed Sep 2 2026
MDZ025-022000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 AM EDT Wed Sep 2 2026
Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26
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 79 75 87 77 85
TEMP 76 77 78 78 77 76 77 76 78 80 86 86 81 80 79 77 78 82 84 83 79
DEWPT 75 74 74 73 74 74 74 74 75 76 76 76 76 75 75 73 74 74 74 74 74
MIN/MAX RH 87 95 73 90 73
RH 94 90 89 87 89 95 92 93 92 88 73 73 86 86 87 88 88 76 73 74 84
WIND DIR N NE NE NE E E S S S SW S SW SW SW W W W W SW SW W
WIND DIR DEG 01 04 05 05 07 10 18 19 19 21 20 21 21 24 29 28 28 28 23 22 28
WIND SPD 8 10 10 10 8 5 4 3 4 6 8 9 8 6 8 5 4 3 4 5 3
CLOUDS SC B1 B1 SC B1 B1 B1 B1 SC FW B1 SC B2 B1 SC SC FW FW B1 B1 B1
CLOUDS(%) 47 61 60 50 64 69 66 59 37 25 51 31 74 67 40 32 15 14 61 61 61
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 20 30 0 40 40
QPF 12HR 0 0 0 0 0.15
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C S S C C C
TSTMS S S S C S
MIX HGT 1200 1200 900 700 1100 1000 400 500 1700 1500
T WIND DIR NE NE SE S SW SW SW W NW SW
T WIND SPD 12 11 3 6 11 11 4 10 6 3
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 21 21 4 8 19 14 9 16 14 8
MAX LVORI 6 6 8 7 5 5 6 6 4 5
STABILITY D D E E B B D F A B
CEILING 3700 1700 9800 300 300 30000 5500 24300 6300 7200
PRESSURE 30.02 30.01 30.01 30.01 30.0 29.92 29.93 29.92 29.92 29.84
Date Sat 09/05/26Sun 09/06/26Mon 09/07/26Tue 09/08/26
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 73 81 69 76 69 77 71 79
TEMP 75 74 80 76 73 71 75 73 72 71 76 74 73 73 78 75
DEWPT 73 70 65 65 66 66 64 62 63 63 61 62 65 66 66 66
MAX/MIN RH 94 60 84 65 77 61 82 67
RH 93 87 60 69 80 83 67 68 72 76 61 66 77 80 68 74
WIND DIR NW N N N N N NE E E NE SE SE S SW S S
WIND SPD 5 10 8 4 6 10 11 10 6 5 9 8 6 5 10 11
AVG CLOUDS B1 SC FW FW FW FW FW FW FW FW FW FW FW SC SC SC
POP 12HR 40 5 10 5 5 5 10 10
RAIN SHWRS C
TSTMS S
$$
VAZ064-022000-
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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