EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Sun May 31 2026
MDZ022-312000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Sun May 31 2026
Date Sun 05/31/26 Mon 06/01/26 Tue 06/02/26
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 74 56 75 54 68
TEMP 54 66 72 72 67 62 59 57 60 69 73 74 67 61 58 55 57 63 67 67 62
DEWPT 48 46 45 47 49 50 53 54 57 57 55 54 54 54 53 52 52 48 46 46 47
MIN/MAX RH 37 93 50 90 45
RH 80 48 38 40 52 65 79 89 90 66 53 50 64 78 83 90 83 58 47 47 59
WIND DIR NW NW NW SW SW S S SW SW N E E E E NE NE NE NE NE NE NE
WIND DIR DEG 32 30 31 22 20 20 20 21 22 35 07 08 08 07 06 05 05 05 06 06 06
WIND SPD 0 4 4 6 4 4 5 4 3 4 8 10 6 3 3 4 6 10 10 8 3
CLOUDS CL FW CL CL CL FW SC B1 B1 B1 B1 B1 B1 B1 B1 B1 SC FW FW FW FW
CLOUDS(%) 2 6 1 3 2 10 27 59 58 58 57 59 55 56 59 51 30 15 12 9 13
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 0 10 30 10 10
QPF 12HR 0 0 0.06 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C
MIX HGT 5900 5600 500 1500 5200 4500 800 2300 4600 4200
T WIND DIR NW W SW SW N E E NE NE NE
T WIND SPD 9 8 6 6 5 13 13 16 20 14
SMOKE DISP FR PR PR PR PR FR PR PR GD GD
ADI 65 54 3 16 30 45 11 52 87 105
MAX LVORI 3 2 5 6 3 3 4 5 3 3
STABILITY A A F E B C E E B B
CEILING 30000 30000 30000 4700 4700 4700 30000 23500 23500 30000
PRESSURE 30.09 29.97 29.94 29.89 29.88 29.90 30.01 30.09 30.17 30.17
Date Wed 06/03/26Thu 06/04/26Fri 06/05/26Sat 06/06/26
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 51 73 55 79 61 86 68 89
TEMP 54 56 71 66 56 61 77 72 62 67 84 79 69 72 87 82
DEWPT 47 50 47 50 50 54 51 54 53 57 55 59 59 62 59 63
MAX/MIN RH 88 40 82 39 80 35 75 38
RH 79 82 42 56 78 78 40 53 72 71 37 50 70 71 39 52
WIND DIR NE N NE E NE N NE SE SW W W S SW W W S
WIND SPD 1 3 8 3 2 3 5 3 3 3 5 3 3 3 6 4
AVG CLOUDS FW FW FW FW SC SC SC FW FW FW FW FW FW SC SC SC
POP 12HR 10 10 20 20 5 0 5 5
RAIN SHWRS S S S
$$
MDZ025-312000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
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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