EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Fri May 22 2026
MDZ022-222000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Fri May 22 2026
Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26
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 59 52 63 60 77
TEMP 59 59 58 57 56 55 55 53 55 57 60 62 62 64 64 65 67 71 75 76 73
DEWPT 53 53 53 52 53 53 54 53 55 57 61 61 62 63 64 65 66 68 69 68 68
MIN/MAX RH 80 100 97 100 76
RH 80 81 82 85 91 93 96100100100100 98100 96100100 98 92 82 76 84
WIND DIR NE NE NE E E E E E E E E E E E SE SE S S S S S
WIND DIR DEG 06 06 06 07 07 07 07 07 08 08 08 08 08 08 11 15 18 20 19 18 16
WIND SPD 11 13 14 12 11 10 10 10 11 12 11 10 6 4 3 3 2 3 4 3 3
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1
CLOUDS(%) 90 89 92 94 95 94 95 94 90 94 94 94 96 96 92 92 87 87 77 70 65
VSBY 7 3 3 3 4 7 7 6 6 6 6 6 6 6 6 6 6 6 7 7 7
POP 12HR 80 70 90 90 80
QPF 12HR 0.20 0.11 0.40 0.39 0.09
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L L L C C L L D D D D D D D D D C C C
TSTMS S S S S S S S S C
MIX HGT 1800 1800 1100 1200 1500 1300 800 800 1900 1800
T WIND DIR E E E E E E SE S S S
T WIND SPD 26 23 23 23 25 21 13 9 9 8
SMOKE DISP FR PR PR PR PR PR PR PR PR PR
ADI 49 45 22 37 42 35 13 9 17 21
MAX LVORI 4 5 5 5 4 5 9 9 7 5
STABILITY D D D D D D E F B C
CEILING 3200 2700 1000 1000 1000 300 300 300 300 1700
PRESSURE 30.20 30.21 30.25 30.22 30.26 30.23 30.17 30.13 30.14 30.10
Date Mon 05/25/26Tue 05/26/26Wed 05/27/26Thu 05/28/26
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 64 80 65 75 63 81 64 79
TEMP 67 68 78 75 70 67 73 71 66 67 79 76 68 68 78 72
DEWPT 66 66 68 67 66 66 66 65 63 64 64 64 62 62 59 59
MAX/MIN RH 100 67 97 74 96 58 86 50
RH 97 95 71 77 89 97 79 81 91 90 60 67 82 81 52 64
WIND DIR S S SW SE SW NW SE SE N N W SW W N NE E
WIND SPD 2 3 4 3 1 1 3 2 0 0 3 2 2 3 5 3
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B1 B1 SC
POP 12HR 70 70 70 50 40 30 20 10
RAIN SHWRS C L C L L L C C C C C C S
TSTMS C C S S
$$
MDZ025-222000-
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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