EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Thu Sep 10 2026
MDZ025-102000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 AM EDT Thu Sep 10 2026
Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26
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 86 73 79 72 80
TEMP 76 80 83 84 80 77 77 74 74 77 78 77 75 74 74 74 75 78 78 78 77
DEWPT 70 71 72 73 74 74 74 73 73 71 70 68 69 70 70 70 71 69 69 71 72
MIN/MAX RH 68 100 72 91 73
RH 83 75 69 71 83 91 91 96 95 82 76 74 82 86 86 88 88 75 73 80 86
WIND DIR SW SW SW SW SW SW SW N N NE NE NE E E E E E E SE SE SE
WIND DIR DEG 23 24 22 20 21 21 24 35 01 03 05 06 07 09 10 09 10 11 12 12 13
WIND SPD 17 11 10 10 5 5 5 6 10 12 11 10 8 5 4 6 9 10 10 10 10
CLOUDS FW FW FW FW B1 B2 B1 B2 B2 B1 B1 SC SC SC SC SC SC SC B1 B1 B2
CLOUDS(%) 7 7 12 22 61 73 63 83 81 68 53 42 33 36 37 43 47 43 52 64 77
VSBY 7 7 7 7 7 6 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 5 60 30 10 20
QPF 12HR 0 0.19 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C C S S S C
TSTMS C C S S C
MIX HGT 1200 600 600 1100 2300 2200 1600 2000 2200 1800
T WIND DIR SW W SW NW N NE E E E SE
T WIND SPD 17 8 4 6 14 10 9 11 16 16
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 32 8 8 15 33 26 6 35 42 30
MAX LVORI 4 5 7 9 5 4 6 6 4 4
STABILITY D C E E D C E E C D
CEILING 6300 9800 8900 4000 3200 7300 26600 10300 4000 4000
PRESSURE 29.96 29.89 29.89 29.92 30.0 30.02 30.05 30.07 30.11 30.09
Date Sun 09/13/26Mon 09/14/26Tue 09/15/26Wed 09/16/26
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 74 82 73 80 72 80 75 83
TEMP 76 76 81 78 75 74 78 76 74 74 79 77 76 76 81 79
DEWPT 74 75 74 74 74 72 69 68 69 69 68 69 71 72 72 73
MAX/MIN RH 100 80 98 68 88 69 89 74
RH 94 98 81 88 96 93 74 76 83 84 70 76 85 87 74 82
WIND DIR S SW SW SW W N NE E E E SE SE S SW S S
WIND SPD 8 4 6 4 3 6 10 8 6 5 9 10 9 6 10 10
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC FW FW FW FW FW FW
POP 12HR 60 50 10 5 0 5 0 10
RAIN SHWRS C L C C
TSTMS C S S C
$$
VAZ064-102000-
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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