EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Mon May 25 2026
MDZ022-252000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Mon May 25 2026
Date Mon 05/25/26 Tue 05/26/26 Wed 05/27/26
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 64 77 64 81
TEMP 66 72 74 72 70 67 67 66 67 71 75 75 68 65 65 65 68 75 79 80 76
DEWPT 65 70 69 69 68 67 67 66 66 66 66 66 65 64 64 65 66 68 68 69 68
MIN/MAX RH 83 100 71 100 65
RH 97 92 83 90 93100100100 97 84 74 74 89 96 97100 93 79 69 69 76
WIND DIR S SW SW S SE S W NW NE E E SE SE S N SW SW W W W W
WIND DIR DEG 19 23 24 17 13 17 26 33 02 07 10 14 15 17 00 22 23 24 26 27 26
WIND SPD 4 8 5 3 2 1 1 2 2 3 3 3 2 1 0 0 1 3 4 4 2
CLOUDS OV B2 OV OV OV OV OV OV B2 OV B2 B1 B1 B2 B2 B2 B2 B1 B1 B1 B2
CLOUDS(%) 89 86 96 94 90 89 91 94 77 88 76 59 65 82 85 87 81 69 65 62 71
VSBY 2 6 6 6 4 2 2 2 2 2 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 80 70 30 30 40
QPF 12HR 0.78 0.15 0.05 0 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L D D L L L C C S C C C C C C C C C
TSTMS C C C S S S C S S
Obvis PF PF PF PF PF PF PF
MIX HGT 2100 1500 500 900 2200 2300 600 700 2000 1800
T WIND DIR SW S S N E S S SW W W
T WIND SPD 12 6 3 6 8 2 3 4 5 8
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 37 21 2 15 16 5 2 5 17 17
MAX LVORI 5 7 10 10 5 6 10 10 6 4
STABILITY C B F F B B F F B C
CEILING 300 1000 300 300 4000 7200 8100 4700 300 1000
PRESSURE 30.07 30.03 30.01 29.97 30.05 30.02 30.01 29.95 29.92 29.85
Date Thu 05/28/26Fri 05/29/26Sat 05/30/26Sun 05/31/26
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 66 81 57 76 57 74 57 70
TEMP 69 69 79 73 60 62 74 69 60 61 72 67 61 61 68 64
DEWPT 66 63 57 57 54 55 53 56 55 56 54 55 55 55 52 54
MAX/MIN RH 92 44 86 45 87 51 86 55
RH 90 83 47 57 81 79 48 62 84 84 53 65 82 82 57 70
WIND DIR W NW N N N N W S SW NW NW S NE NE NE E
WIND SPD 3 4 10 3 2 2 5 3 3 5 9 5 3 6 8 3
AVG CLOUDS B2 B1 SC FW FW FW FW FW SC SC SC SC SC SC B1 B1
POP 12HR 30 10 0 5 20 20 20 20
RAIN SHWRS C S S S S S S S
TSTMS S
$$
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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