EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Sat May 9 2026
MDZ025-092000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 AM EDT Sat May 9 2026
Date Sat 05/09/26 Sun 05/10/26 Mon 05/11/26
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 65 56 70 54 60
TEMP 58 59 63 63 59 58 58 58 60 65 67 65 61 60 59 57 56 58 58 56 53
DEWPT 55 54 56 58 58 58 58 58 59 59 58 58 57 58 59 57 55 53 51 49 48
MIN/MAX RH 76 100 73 100 76
RH 90 82 78 86 96 99100100 97 81 74 78 90 94 99 99 98 84 78 80 82
WIND DIR S S S S S S SW SW W S S S S S W N N N N N N
WIND DIR DEG 19 19 18 18 19 20 22 23 25 18 16 18 18 19 27 02 01 02 02 02 01
WIND SPD 12 14 14 13 11 9 6 5 3 3 9 11 10 9 8 10 13 14 16 14 10
CLOUDS B1 B2 B2 SC B1 SC SC SC SC SC SC SC SC SC SC B1 OV OV B2 B2 B1
CLOUDS(%) 59 77 70 37 57 45 44 49 49 30 33 31 38 39 50 68 94 94 87 86 69
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 7
POP 12HR 30 10 0 30 90
QPF 12HR 0 0 0 0 0.21
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C D D D D S
TSTMS S
MIX HGT 800 800 400 300 700 700 400 1000 2000 2100
T WIND DIR S S S SW S S S SW N N
T WIND SPD 19 13 4 2 3 10 13 9 29 31
SMOKE DISP PR PR PR PR PR PR PR PR FR FR
ADI 27 25 5 3 6 11 13 13 66 66
MAX LVORI 5 7 9 10 8 5 7 9 5 4
STABILITY C D D E A C D D D D
CEILING 20800 13800 300 300 20800 15900 11700 7200 300 1000
PRESSURE 29.93 29.85 29.84 29.86 29.94 29.94 29.97 29.97 30.02 30.02
Date Tue 05/12/26Wed 05/13/26Thu 05/14/26Fri 05/15/26
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 49 61 52 63 55 64 53 64
TEMP 51 51 59 55 54 56 61 58 59 59 62 59 56 56 61 58
DEWPT 47 44 39 43 46 49 49 52 55 56 54 53 53 53 52 51
MAX/MIN RH 86 48 79 65 93 75 93 70
RH 86 76 49 64 76 77 66 79 88 91 76 82 91 90 71 78
WIND DIR N N NE S S S S S S S S NE N N N W
WIND SPD 10 13 8 4 6 9 14 16 13 8 8 6 8 10 11 8
AVG CLOUDS B1 SC FW FW FW FW SC B1 B2 B2 B2 B1 SC SC SC SC
POP 12HR 20 0 0 20 70 60 20 20
RAIN SHWRS S S C L L C S S S
TSTMS S S
$$
VAZ064-092000-
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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