EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Tue Mar 17 2026
MDZ022-180800-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 PM EDT Tue Mar 17 2026
Date 03/17/26 Wed 03/18/26 Thu 03/19/26 Fri
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 27 42 27 51 34
TEMP 37 33 30 28 28 36 40 41 36 32 30 28 30 41 48 50 44 40 38 36 37
DEWPT 23 19 18 17 14 11 13 16 19 21 22 23 25 25 26 27 29 30 31 32 33
MAX/MIN RH 63 32 84 39 93
RH 56 56 59 63 55 35 33 36 50 62 71 80 81 51 42 40 55 68 77 86 86
WIND DIR NW NW NW NW N N SE SE SE SE SE E E SE SE SE SE SE S S S
WIND DIR DEG 30 31 32 32 35 02 12 14 13 12 12 11 11 13 14 14 14 15 16 18 19
WIND SPD 5 6 4 3 4 3 3 3 2 2 1 2 2 3 4 4 2 2 2 2 2
CLOUDS B2 B1 FW SC B1 B2 SC SC SC FW FW FW FW FW FW SC B1 B1 B1 B2 SC
CLOUDS(%) 85 61 10 26 68 71 47 35 33 17 15 17 13 9 11 43 55 56 63 74 49
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 20 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
SNOWSHWRS S
MIX HGT 2500 1800 5200 4900 500 300 3800 3400 500 300
T WIND DIR NW NW NE SE SE SE SE S SE SE
T WIND SPD 13 9 10 4 3 4 4 9 5 3
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 24 34 46 31 2 5 31 32 4 4
MAX LVORI 3 3 2 2 3 5 3 3 4 8
STABILITY E F C B F F B B F F
CEILING 5500 30000 14500 10800 9800 8900 26500 23500 13800 4700
PRESSURE 30.13 30.22 30.36 30.34 30.34 30.28 30.26 30.15 30.11 30.02
Date 03/20Sat 03/21/26Sun 03/22/26Mon 03/23/26Tue 03/24/26
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 57 39 60 42 65 46 60 32 48
TEMP 54 50 43 42 58 52 45 45 63 60 53 46 55 49 38 33 46 41
DEWPT 36 38 37 40 41 41 39 40 43 45 42 36 31 27 23 21 23 27
MIN/MAX RH 48 92 51 82 46 71 35 63 39
RH 50 63 81 93 54 65 79 82 48 59 66 67 40 42 54 61 40 57
WIND DIR SW SE S SW S S S SW SW SW W NW NW N N N E SE
WIND SPD 4 3 3 4 9 5 5 5 10 6 8 9 10 5 4 4 8 3
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 B1 SC B1 B1 SC FW FW FW SC SC
POP 12HR 5 20 10 10 10 30 10 10 10
RAIN SHWRS S C S
$$
MDZ025-180800-
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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