EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Thu May 28 2026
MDZ022-282000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Thu May 28 2026
Date Thu 05/28/26 Fri 05/29/26 Sat 05/30/26
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 80 54 77 57 72
TEMP 68 76 79 78 71 63 59 54 58 69 75 77 71 62 61 59 62 68 72 69 62
DEWPT 63 56 53 51 52 50 48 47 49 48 49 48 51 54 55 52 51 47 45 46 47
MIN/MAX RH 38 79 36 80 39
RH 84 51 42 38 52 62 66 75 71 47 39 36 50 75 80 78 67 47 39 44 59
WIND DIR NW NW NW NW N N N N N NW W W SW SW W NW N N N NE E
WIND DIR DEG 33 33 33 33 35 35 34 35 35 32 27 25 23 22 26 30 33 35 00 04 07
WIND SPD 4 9 12 12 8 4 4 4 5 3 4 6 3 4 5 6 9 10 9 9 5
CLOUDS B1 FW FW FW FW CL CL CL CL CL CL CL CL FW FW SC SC FW FW FW FW
CLOUDS(%) 51 9 6 23 7 5 1 2 2 1 2 3 3 6 15 27 28 18 16 14 17
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 5 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
MIX HGT 5700 6000 600 700 4800 4800 400 1400 4800 5000
T WIND DIR N NW NW N NW W SW W N N
T WIND SPD 18 19 8 8 8 11 8 10 18 19
SMOKE DISP VG VG PR PR PR FR PR PR GD GD
ADI 91 108 6 10 56 76 4 34 103 113
MAX LVORI 3 2 3 5 2 2 5 5 1 2
STABILITY B C F F A B F F B B
CEILING 8000 6300 30000 30000 26600 30000 30000 10800 30000 5500
PRESSURE 29.81 29.82 29.90 29.95 29.96 29.84 29.78 29.76 29.89 29.93
Date Sun 05/31/26Mon 06/01/26Tue 06/02/26Wed 06/03/26
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 50 71 55 75 56 73 54 73
TEMP 51 56 69 64 56 63 73 68 58 60 71 64 56 59 70 66
DEWPT 47 48 46 49 51 54 54 55 54 54 53 54 53 54 53 54
MAX/MIN RH 86 42 85 51 93 52 93 51
RH 85 75 44 58 82 72 51 63 86 82 52 70 88 82 54 65
WIND DIR E N S S S SW W SE N N N NE N N N E
WIND SPD 1 1 3 4 3 3 6 3 2 3 6 3 3 4 8 3
AVG CLOUDS FW CL FW FW FW FW SC SC SC SC SC SC FW SC SC SC
POP 12HR 0 0 5 20 30 20 20 20
RAIN SHWRS S C S S S S S
TSTMS S 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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