EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Wed May 6 2026
MDZ022-070800-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 PM EDT Wed May 6 2026
Date 05/06/26 Thu 05/07/26 Fri 05/08/26 Sat
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 52 60 46 68 53
TEMP 70 66 64 58 55 55 57 58 55 51 49 48 52 60 66 67 61 55 55 55 59
DEWPT 60 61 60 55 51 48 45 44 45 44 44 41 41 37 36 38 42 43 47 48 51
MAX/MIN RH 91 57 83 31 77
RH 71 84 88 91 87 76 64 59 69 78 83 77 66 42 33 34 50 64 73 77 74
WIND DIR S SW NW N N N N NW SW W W NW NW NW W W S S S S S
WIND DIR DEG 20 23 32 34 34 00 00 30 22 25 28 31 32 31 26 24 19 18 19 19 19
WIND SPD 9 4 4 8 6 5 4 3 3 3 3 4 4 4 6 8 4 4 4 5 8
CLOUDS B1 B2 OV OV OV OV OV B1 SC SC SC FW CL CL CL FW FW FW SC B1 B1
CLOUDS(%) 69 85 91 94 89 88 89 51 35 28 40 11 3 2 4 7 13 25 35 55 62
VSBY 7 7 6 6 6 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 90 70 0 0 5
QPF 12HR 0.30 0.07 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C D D L C S C C
TSTMS S
MIX HGT 700 1700 2700 3100 600 1600 6800 6800 500 1500
T WIND DIR SW N N W SW NW W SW S S
T WIND SPD 4 11 17 6 8 10 12 14 9 12
SMOKE DISP PR PR PR PR PR PR GD VG PR PR
ADI 6 40 52 25 6 21 111 120 4 35
MAX LVORI 6 6 4 3 5 4 1 2 3 4
STABILITY E D C B F F A B F E
CEILING 4700 1100 1000 1700 30000 7200 30000 7900 6300 8000
PRESSURE 29.75 29.72 29.77 29.76 29.80 29.85 29.94 29.90 29.90 29.85
Date 05/09Sun 05/10/26Mon 05/11/26Tue 05/12/26Wed 05/13/26
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 72 55 78 60 72 48 67 51 72
TEMP 68 66 57 61 75 69 65 63 68 64 52 52 65 60 54 57 70 66
DEWPT 52 55 54 56 55 58 60 60 53 47 43 43 40 43 45 49 49 51
MIN/MAX RH 53 91 48 90 48 77 38 78 46
RH 57 68 89 86 49 67 84 90 59 54 70 71 40 52 70 75 47 MM
WIND DIR SW S SW S S S S W NW NW NW NW W SW S S SW MM
WIND SPD 10 3 1 1 8 5 3 6 10 5 3 4 8 2 3 3 9 MM
AVG CLOUDS B1 B1 FW FW SC SC B1 B2 B2 B1 SC FW FW FW SC B1 B1 B1
POP 12HR 50 10 20 70 60 10 5 20 30
RAIN SHWRS C C S C L L C S C C
TSTMS S S
$$
MDZ025-070800-
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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