EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Tue Apr 28 2026
MDZ022-282000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Tue Apr 28 2026
Date Tue 04/28/26 Wed 04/29/26 Thu 04/30/26
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 48 66 52 65
TEMP 48 62 62 58 53 51 51 50 54 62 63 61 57 57 57 54 53 58 63 63 57
DEWPT 40 39 39 40 40 42 43 44 47 47 46 48 52 56 57 53 49 47 43 39 37
MIN/MAX RH 40 83 54 97 41
RH 74 43 43 51 60 73 75 81 77 58 54 63 84 96 97 96 86 66 48 41 47
WIND DIR N SE SE SE SE SE SE SE SE SE SE SE SE S W NW NW NW NW NW NW
WIND DIR DEG 34 14 14 13 13 13 14 14 14 15 14 14 14 16 25 30 30 31 31 31 31
WIND SPD 1 2 4 4 3 2 2 2 3 8 10 10 9 6 5 8 10 10 11 10 5
CLOUDS FW B2 B2 OV B1 B1 SC B2 B2 OV OV OV OV OV B2 B2 B2 SC FW FW FW
CLOUDS(%) 20 73 82 89 64 54 47 73 74 93 95 90 96 96 84 80 70 40 19 13 15
VSBY 7 7 7 7 7 7 7 7 7 7 5 5 4 4 7 7 7 7 7 7 7
POP 12HR 10 5 60 90 20
QPF 12HR 0 0 0.14 0.39 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L D D C C S S
TSTMS S C
MIX HGT 3400 2700 700 900 2300 1900 600 1700 5800 7300
T WIND DIR S S SE S S SE S W NW NW
T WIND SPD 4 6 8 6 12 18 12 25 28 23
SMOKE DISP PR PR PR PR PR PR PR FR VG EX
ADI 24 24 4 9 40 32 16 61 120 120
MAX LVORI 3 3 4 5 3 4 9 8 3 2
STABILITY B B F F B D D D C C
CEILING 14800 8300 4000 4000 13500 5500 2400 1000 3200 5500
PRESSURE 30.15 30.07 30.01 29.96 29.93 29.80 29.76 29.68 29.73 29.76
Date Fri 05/01/26Sat 05/02/26Sun 05/03/26Mon 05/04/26
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 43 66 46 57 41 63 44 69
TEMP 47 49 63 59 50 48 55 51 45 47 61 56 49 51 67 62
DEWPT 35 39 37 43 42 42 42 41 40 39 35 38 40 43 43 46
MAX/MIN RH 74 37 81 57 86 36 82 41
RH 62 67 38 55 75 80 61 69 82 74 37 51 71 74 42 57
WIND DIR NW NW W W N N N N NW NW W W SW W W SW
WIND SPD 4 4 9 3 2 3 6 3 3 4 9 3 3 4 10 5
AVG CLOUDS FW FW FW SC B1 B2 B2 B1 SC FW FW SC FW FW FW SC
POP 12HR 0 10 30 40 20 5 5 10
RAIN SHWRS C C C C S
$$
MDZ025-282000-
Assateague Island RAWS - Worchester MD
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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