EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Wed May 27 2026
MDZ022-272000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Wed May 27 2026
Date Wed 05/27/26 Thu 05/28/26 Fri 05/29/26
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 82 64 80 56 77
TEMP 71 74 79 81 77 70 69 66 66 74 78 78 72 64 60 56 61 70 76 77 71
DEWPT 69 70 70 68 68 67 67 65 63 56 54 52 53 52 50 49 52 51 50 49 53
MIN/MAX RH 65 99 40 77 38
RH 95 87 74 65 74 90 95 97 90 54 43 41 52 65 71 77 73 49 41 38 54
WIND DIR SW W W W W W W N N N NW NW N N N N N NW W W SW
WIND DIR DEG 22 25 26 27 27 26 27 34 00 35 33 33 34 35 34 34 34 32 27 25 21
WIND SPD 3 8 8 8 4 3 3 5 4 6 9 10 4 4 3 3 3 3 3 4 3
CLOUDS OV B2 OV B2 B1 B1 B1 B1 B1 FW SC SC FW FW CL FW CL FW FW FW FW
CLOUDS(%) 91 86 92 77 68 68 65 51 64 6 35 33 18 9 5 6 4 7 9 12 14
VSBY 6 7 7 7 7 7 6 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 50 30 10 0 0
QPF 12HR 0.04 0.05 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C S S
TSTMS S C C S
MIX HGT 2600 3100 500 600 5800 5700 600 800 5000 4900
T WIND DIR SW W W NW N N N N W SW
T WIND SPD 16 13 4 9 13 12 5 5 5 9
SMOKE DISP FR FR PR PR GD GD PR PR PR FR
ADI 54 55 6 7 97 104 3 7 50 67
MAX LVORI 5 3 7 9 3 2 3 4 3 2
STABILITY C B E E B B F F A A
CEILING 5500 8900 6300 6300 8000 7200 30000 30000 30000 30000
PRESSURE 29.92 29.84 29.80 29.78 29.84 29.84 29.90 29.94 29.96 29.84
Date Sat 05/30/26Sun 05/31/26Mon 06/01/26Tue 06/02/26
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 59 75 52 71 55 74 54 71
TEMP 62 65 74 69 56 56 69 65 57 61 72 66 57 60 69 64
DEWPT 54 55 51 54 49 49 47 50 50 54 51 53 52 54 50 52
MAX/MIN RH 79 44 83 44 84 46 90 49
RH 76 71 44 59 77 77 45 58 77 79 48 63 82 82 51 65
WIND DIR SW NW NW NE N N NW S SW W SW SE E NE E E
WIND SPD 3 5 9 4 3 3 5 3 3 3 6 3 1 3 6 3
AVG CLOUDS FW SC SC FW FW FW FW FW FW FW SC SC SC SC SC SC
POP 12HR 0 5 5 0 5 20 10 20
RAIN SHWRS S S S S
TSTMS S
$$
MDZ025-272000-
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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