EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Mon May 11 2026
MDZ022-112000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Mon May 11 2026
Date Mon 05/11/26 Tue 05/12/26 Wed 05/13/26
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 58 44 68 49 73
TEMP 57 56 56 54 53 47 46 44 50 61 66 67 59 52 51 52 59 68 71 69 65
DEWPT 50 48 47 46 46 45 43 43 44 39 37 38 43 45 46 47 49 49 49 51 54
MIN/MAX RH 72 94 34 85 45
RH 78 75 72 74 78 92 90 94 80 45 34 34 55 78 83 82 69 51 45 52 69
WIND DIR NE NE N N E W W NW N N NW S S S S S S S S S S
WIND DIR DEG 03 03 02 02 09 25 28 33 00 35 33 18 16 17 18 18 19 20 19 18 19
WIND SPD 10 9 6 5 3 1 2 3 4 8 5 5 3 3 3 4 8 13 14 16 11
CLOUDS OV OV OV OV SC FW FW FW FW CL CL CL FW FW FW SC SC SC B1 B2 OV
CLOUDS(%) 89 94 95 94 41 19 17 12 7 5 4 3 21 25 24 38 31 42 69 76 97
VSBY 7 7 6 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 6
POP 12HR 60 0 0 0 30
QPF 12HR 0.13 0 0 0 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L S C C D
TSTMS S
MIX HGT 2800 2700 500 1500 5900 5700 500 1800 5300 4600
T WIND DIR NE N W NW NW W S S SW S
T WIND SPD 18 5 3 5 12 5 9 12 28 31
SMOKE DISP FR PR PR PR GD PR PR PR VG VG
ADI 58 26 2 12 92 45 4 47 120 120
MAX LVORI 3 4 8 8 1 3 6 6 1 3
STABILITY C C F F B A F F C C
CEILING 4000 1000 30000 30000 30000 30000 23500 5500 6300 17100
PRESSURE 30.05 30.05 30.07 30.10 30.17 30.13 30.13 30.06 30.0 29.87
Date Thu 05/14/26Fri 05/15/26Sat 05/16/26Sun 05/17/26
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 57 71 51 71 56 80 62 84
TEMP 59 59 69 65 55 55 69 66 58 61 78 74 66 67 82 75
DEWPT 57 57 50 49 47 48 47 49 50 53 50 55 55 57 55 57
MAX/MIN RH 96 48 83 42 78 37 77 38
RH 93 93 51 56 74 77 46 54 75 75 38 52 68 72 40 53
WIND DIR S W NW NW NW NW NW W SW SW SW S SW SW SW S
WIND SPD 8 5 5 3 3 6 9 3 2 3 8 3 3 3 6 3
AVG CLOUDS OV B2 B1 B1 FW FW FW SC FW FW SC FW FW SC FW FW
POP 12HR 100 30 5 10 0 5 5 5
RAIN SHWRS D L C C
TSTMS S S
$$
MDZ025-112000-
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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