EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Sun May 24 2026
MDZ025-250800-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 PM EDT Sun May 24 2026
Date 05/24/26 Mon 05/25/26 Tue 05/26/26 Wed
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 60 68 63 70 62
TEMP 62 62 62 64 64 66 67 66 66 66 66 65 66 68 68 67 64 64 64 64 66
DEWPT 60 60 61 62 64 66 66 65 64 66 66 65 66 64 64 64 63 63 63 64 66
MAX/MIN RH 96 93 100 85 100
RH 93 94 96 94100 99 95 96 94 99100100 98 87 87 89 98 97 97100100
WIND DIR SE S S S S S S S S SW SW W NW NE E E SE S W W W
WIND DIR DEG 13 16 19 19 20 20 20 20 19 21 23 26 32 06 09 09 14 20 25 26 25
WIND SPD 5 5 8 10 11 11 10 10 6 8 8 5 5 3 4 5 3 3 3 3 3
CLOUDS OV B2 B2 OV B2 B2 B2 OV OV B2 OV OV OV OV OV B2 B2 OV B2 OV B2
CLOUDS(%) 92 87 87 90 87 83 83 88 88 81 99 99 92 92 89 84 87 89 85 88 84
VSBY 2 2 2 2 2 3 4 4 4 7 4 4 4 4 6 6 7 7 7 7 7
POP 12HR 30 90 100 90 50
QPF 12HR 0.02 0.54 0.47 0.41 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C L L D L C D D D D L L C C C C S
TSTMS S C C C S S S
Obvis PF PF PF PF PF
MIX HGT 400 500 800 700 600 600 600 600 400 500
T WIND DIR SE S S S SW N NE S SW SW
T WIND SPD 2 9 12 13 9 5 4 4 6 5
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 4 15 16 16 11 5 4 5 5 6
MAX LVORI 8 8 5 7 9 9 9 9 9 9
STABILITY E D D D D E B C F F
CEILING 300 300 1100 300 700 300 300 4700 20800 300
PRESSURE 30.15 30.11 30.11 30.07 30.03 30.06 30.12 30.10 30.06 30.02
Date 05/27Thu 05/28/26Fri 05/29/26Sat 05/30/26Sun 05/31/26
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 72 64 72 59 68 59 67 58 65
TEMP 70 67 66 67 69 65 62 62 65 63 61 62 64 62 60 61 63 61
DEWPT 66 66 66 64 61 60 59 58 56 57 57 57 56 56 57 57 55 55
MIN/MAX RH 88 99 72 92 72 87 71 90 73
RH 89 96 98 92 77 82 90 86 73 81 85 84 75 80 89 86 75 81
WIND DIR S SW W N NE E NW N S S W W S S S E NE NE
WIND SPD 6 4 5 5 6 3 4 4 6 5 8 10 12 10 10 11 11 10
AVG CLOUDS B2 B1 B2 B2 B1 SC FW FW FW FW FW SC SC B1 B1 B1 B1 SC
POP 12HR 40 40 20 5 10 20 20 20 20
RAIN SHWRS S C C S S S S S S S S S S
TSTMS 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
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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