EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Mon May 4 2026
MDZ022-042000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Mon May 4 2026
Date Mon 05/04/26 Tue 05/05/26 Wed 05/06/26
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 75 58 80 61 74
TEMP 54 67 71 74 64 60 61 59 63 73 78 78 68 65 64 63 64 69 72 72 68
DEWPT 45 41 39 41 49 51 51 51 52 52 51 52 55 55 55 56 57 57 58 60 60
MIN/MAX RH 30 75 37 80 62
RH 71 39 31 30 59 73 69 75 68 47 38 41 63 70 73 78 78 66 62 66 76
WIND DIR S SW SW SW S S SW SW SW SW SW S S S S S S S S S S
WIND DIR DEG 20 22 23 22 17 19 21 21 22 21 20 18 18 19 20 20 20 20 20 20 20
WIND SPD 8 11 11 10 8 6 9 9 10 11 13 16 13 11 10 10 10 11 11 10 6
CLOUDS SC CL CL CL FW FW FW FW FW FW FW FW SC SC B1 B1 B1 B2 B2 B2 B2
CLOUDS(%) 34 5 2 4 6 17 23 20 10 7 15 24 38 47 53 59 69 72 76 71 73
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 6
POP 12HR 0 0 0 5 50
QPF 12HR 0 0 0 0 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C L
TSTMS S
MIX HGT 6300 6300 600 1300 5000 4400 900 1700 2400 2500
T WIND DIR SW SW S SW SW S S S S S
T WIND SPD 21 16 9 14 25 29 17 14 18 13
SMOKE DISP VG VG PR PR VG VG PR PR PR PR
ADI 102 89 9 33 117 118 20 34 41 40
MAX LVORI 1 3 3 3 1 3 3 4 3 4
STABILITY C C E E C C D D D D
CEILING 8000 30000 30000 8900 23500 30000 30000 1700 4700 1000
PRESSURE 29.96 29.89 29.89 29.90 29.97 29.92 29.93 29.92 29.89 29.79
Date Thu 05/07/26Fri 05/08/26Sat 05/09/26Sun 05/10/26
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 55 65 45 66 48 71 50 72
TEMP 63 56 62 57 49 50 64 59 51 54 69 64 54 56 70 64
DEWPT 58 55 52 49 45 43 37 40 43 46 45 49 49 50 46 49
MAX/MIN RH 95 70 89 35 80 42 89 41
RH 84 95 71 74 86 77 37 49 74 74 42 58 84 81 42 59
WIND DIR W NW W NW NW NW W SW SW SW SW S W NW SW S
WIND SPD 4 4 8 4 4 5 8 3 2 3 8 3 3 3 8 4
AVG CLOUDS B2 B2 B2 B2 B1 SC SC FW FW SC SC SC SC SC SC SC
POP 12HR 70 80 40 10 5 20 20 10
RAIN SHWRS L L D D C S S S
TSTMS S S
$$
MDZ025-042000-
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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