EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
511 PM EDT Sat Apr 25 2026
MDZ022-260800-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
511 PM EDT Sat Apr 25 2026
Date 04/25/26 Sun 04/26/26 Mon 04/27/26 Tue
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 48 51 42 65 41
TEMP 56 54 53 51 49 49 50 49 48 46 44 43 48 59 64 62 53 48 44 43 48
DEWPT 51 52 52 49 46 45 45 43 42 42 41 40 41 42 41 41 41 41 40 40 42
MAX/MIN RH 96 80 93 44 92
RH 84 94 95 92 89 85 83 80 81 86 89 89 78 53 44 47 64 76 88 91 80
WIND DIR E E NE NE NE NE NE NE N N N N N NE NE NE NE NE N N N
WIND DIR DEG 10 09 06 02 03 03 02 02 02 02 01 01 01 03 03 05 06 05 01 01 02
WIND SPD 11 10 8 11 13 14 14 13 10 10 8 8 9 11 11 11 6 4 3 3 4
CLOUDS OV OV OV OV OV OV OV OV OV B1 FW FW FW FW FW FW FW FW FW FW SC
CLOUDS(%) 98100100100100 96 97 97 88 53 25 22 13 14 12 11 9 16 13 19 37
VSBY 4 4 4 4 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 90 30 10 0 5
QPF 12HR 0.45 0.02 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D D L S C
MIX HGT 1000 1600 2700 2900 2100 1900 4500 4200 600 700
T WIND DIR E NE NE NE NE NE NE NE NE N
T WIND SPD 16 17 27 26 21 17 24 20 6 6
SMOKE DISP PR PR GD GD FR PR GD GD PR PR
ADI 17 40 65 65 32 50 98 98 4 9
MAX LVORI 5 5 4 3 5 5 1 3 6 6
STABILITY D D D D D E C C F F
CEILING 1000 1000 1000 1000 1000 2400 30000 30000 30000 26600
PRESSURE 29.78 29.79 29.89 30.0 30.07 30.09 30.17 30.18 30.20 30.17
Date 04/28Wed 04/29/26Thu 04/30/26Fri 05/01/26Sat 05/02/26
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 65 47 66 51 64 44 64 44 62
TEMP 65 55 50 52 64 60 55 52 62 58 47 48 62 58 49 48 60 56
DEWPT 42 44 45 49 52 54 53 50 46 42 38 39 38 40 39 41 40 41
MIN/MAX RH 43 96 64 99 50 75 40 79 46
RH 43 65 83 89 65 81 94 93 56 55 70 70 41 52 68 77 47 57
WIND DIR E SE SE SE SE SE NW NW NW NW NW NW W W NW NW NW NW
WIND SPD 6 3 2 3 8 4 3 5 9 4 3 4 9 4 3 4 9 4
AVG CLOUDS SC B2 B2 B2 B2 B2 B2 B1 SC SC FW FW SC SC B1 B1 B1 B1
POP 12HR 20 30 60 70 20 10 20 40 30
RAIN SHWRS S C S S L L C S S S C C C C
TSTMS S
$$
MDZ025-260800-
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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