EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Fri Apr 24 2026
MDZ022-250800-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 PM EDT Fri Apr 24 2026
Date 04/24/26 Sat 04/25/26 Sun 04/26/26 Mon
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 51 61 48 54 44
TEMP 56 54 53 52 54 58 59 58 55 54 52 50 48 50 52 52 49 47 46 45 47
DEWPT 46 48 48 47 49 50 50 51 52 51 51 50 48 48 46 46 44 43 42 42 43
MAX/MIN RH 86 72 100 80 89
RH 69 79 83 83 83 74 72 78 90 92 95100100 93 82 82 83 86 86 89 86
WIND DIR SE SE E E E E E E E E NE NE NE NE NE N NE N N N N
WIND DIR DEG 13 12 10 10 11 11 11 10 10 09 06 02 03 04 03 02 03 01 02 01 02
WIND SPD 6 8 9 6 9 12 13 13 10 10 8 9 13 14 14 13 12 10 10 9 10
CLOUDS B1 B1 B1 SC B1 B2 OV OV OV OV OV OV OV OV OV OV B2 B1 B1 B1 SC
CLOUDS(%) 54 51 57 47 64 81 91 92 93 92 93 94 93 90 90 89 83 68 54 54 50
VSBY 7 7 7 7 7 7 7 7 4 4 4 4 6 6 7 7 7 7 7 7 7
POP 12HR 30 30 90 60 40
QPF 12HR 0 0.02 0.59 0.35 0.07
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S S C D D D D L L C C C C S S S
TSTMS S S
MIX HGT 1000 1200 2000 1900 1100 1400 2700 2700 1300 2200
T WIND DIR E E E SE E NE NE NE NE NE
T WIND SPD 10 16 24 21 12 24 28 26 20 20
SMOKE DISP PR PR FR FR PR PR GD GD PR FR
ADI 13 30 51 46 18 46 66 66 25 61
MAX LVORI 4 4 3 4 8 8 4 3 4 4
STABILITY D D D D D D D D D D
CEILING 8000 6300 2400 1000 1000 1000 1000 1000 1000 1000
PRESSURE 29.76 29.80 29.85 29.81 29.76 29.75 29.90 29.96 30.03 30.05
Date 04/27Tue 04/28/26Wed 04/29/26Thu 04/30/26Fri 05/01/26
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 61 44 65 50 69 51 69 46 66
TEMP 59 55 46 48 63 57 52 53 67 61 54 54 65 59 51 51 62 60
DEWPT 44 44 42 45 47 48 49 52 54 53 52 52 51 49 46 47 46 47
MIN/MAX RH 53 93 55 100 60 96 57 93 54
RH 57 67 88 89 57 72 89 96 63 75 93 93 60 69 85 86 56 62
WIND DIR N NE NE NE NE E E E SE SE S N NW N N N N SW
WIND SPD 12 6 4 4 8 4 3 3 6 4 3 4 8 4 3 4 9 5
AVG CLOUDS SC SC SC SC SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 20 10 20 30 40 50 30 30 50
RAIN SHWRS S S C C C C C C C C C C C C
TSTMS S
$$
MDZ025-250800-
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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