EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Sun Jul 19 2026
MDZ022-200800-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 PM EDT Sun Jul 19 2026
Date 07/19/26 Mon 07/20/26 Tue 07/21/26 Wed
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 67 84 71 88 74
TEMP 80 73 70 68 71 79 83 83 79 75 74 72 75 82 85 86 82 78 77 75 77
DEWPT 67 66 64 63 66 64 64 65 66 67 68 71 73 75 76 76 76 75 75 75 75
MAX/MIN RH 85 53 98 70 100
RH 65 78 80 85 85 61 53 55 63 74 83 97 95 79 75 72 82 90 94100 94
WIND DIR NE NE N N NE E E SE SE SE SE SE SE S SW SW S SW SW SW SW
WIND DIR DEG 03 03 01 02 04 08 11 13 13 13 14 14 15 20 21 21 20 21 22 23 22
WIND SPD 3 1 3 2 3 4 5 8 4 5 5 3 4 9 10 12 11 11 10 11 12
CLOUDS FW FW FW FW FW FW SC FW FW SC B1 B2 B2 B2 OV OV OV OV OV OV B2
CLOUDS(%) 16 22 20 22 20 18 26 19 13 34 65 78 82 81 88 88 89 89 94 94 84
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 6 6 4 4 4 4 4 4 4
POP 12HR 0 5 50 70 90
QPF 12HR 0 0 0.15 0.34 1.00
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L L L D D D D D
TSTMS C C C C L L C C C C S
MIX HGT 500 1100 5400 4800 700 1300 3700 3500 1000 2300
T WIND DIR E NE E E SE SE S SW S SW
T WIND SPD 4 8 9 5 5 6 16 26 24 18
SMOKE DISP PR PR PR PR PR PR GD GD PR PR
ADI 3 15 53 27 4 21 54 58 30 18
MAX LVORI 5 6 3 3 6 9 4 3 4 5
STABILITY F F A B E E C D D D
CEILING 4000 4000 1700 3200 30000 30000 300 2400 2800 1000
PRESSURE 29.84 29.86 29.92 29.92 29.92 29.90 29.86 29.78 29.80 29.76
Date 07/22Thu 07/23/26Fri 07/24/26Sat 07/25/26Sun 07/26/26
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 87 66 81 64 82 65 83 66 85
TEMP 86 82 72 68 78 75 67 69 81 76 68 70 81 77 68 71 83 80
DEWPT 76 73 67 65 63 65 62 64 62 65 63 66 64 66 65 68 68 69
MIN/MAX RH 68 92 57 88 52 90 55 99 59
RH 71 75 84 89 59 70 85 85 54 68 85 87 56 69 90 92 61 69
WIND DIR W SW NW N N NE N N NE SE E NE E S SW W SE MM
WIND SPD 9 5 3 4 4 3 1 3 4 3 1 1 3 3 2 2 4 MM
AVG CLOUDS B2 OV B2 B1 SC FW FW FW FW SC SC SC SC SC SC SC SC FW
POP 12HR 80 60 20 20 20 10 20 10 10
RAIN SHWRS D D L C S S S S S S
TSTMS C D S
$$
MDZ025-200800-
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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