EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Sun Aug 30 2026
MDZ021-302000-
Blackwater NWR RAWS-Dorchester MD
38.42N 76.00W Elev. 8 ft
510 AM EDT Sun Aug 30 2026
Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26
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 86 74 91 76 94
TEMP 72 81 85 84 79 77 77 76 78 86 90 89 82 78 77 76 80 88 93 92 85
DEWPT 69 70 69 70 72 73 73 72 72 72 71 70 73 73 74 73 75 73 73 73 73
MIN/MAX RH 59 90 51 91 51
RH 91 69 60 62 79 87 87 87 83 62 54 54 73 86 88 90 87 62 52 53 67
WIND DIR SE S S S S S SW SW W W W SW SE S S SW W W SW SW S
WIND DIR DEG 14 19 19 18 18 19 21 22 25 28 24 20 15 16 17 21 25 26 24 21 18
WIND SPD 2 5 8 8 5 5 5 3 3 3 3 3 3 3 3 3 3 3 4 4 3
CLOUDS FW FW FW FW FW FW SC SC FW SC SC FW SC SC SC SC SC FW FW FW SC
CLOUDS(%) 19 17 12 13 25 24 37 41 21 43 47 19 43 41 41 38 33 22 24 23 31
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 0 5 10 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
MIX HGT 3300 3000 500 800 4000 3900 400 700 4400 3900
T WIND DIR S SW S SW W NW E E SW SW
T WIND SPD 6 9 12 8 12 6 6 1 4 11
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 42 40 7 12 59 54 8 1 45 55
MAX LVORI 4 4 6 6 3 4 7 8 4 3
STABILITY A B F F A A F F A A
CEILING 20800 20800 13800 9800 8900 4000 4700 300 300 9800
PRESSURE 30.21 30.11 30.09 30.03 30.03 30.0 30.0 29.97 30.0 29.92
Date Wed 09/02/26Thu 09/03/26Fri 09/04/26Sat 09/05/26
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 77 94 75 93 73 89 68 84
TEMP 79 80 92 85 77 78 92 86 76 75 87 81 72 72 83 78
DEWPT 73 74 73 74 73 75 74 74 73 73 71 71 70 70 67 67
MAX/MIN RH 86 53 91 54 97 57 97 57
RH 82 83 54 69 88 91 56 69 91 93 59 72 92 94 59 69
WIND DIR SW W SW SE SE S SW S SW NW NW NE NE N N E
WIND SPD 3 2 3 4 3 3 4 3 2 3 5 3 2 3 5 3
AVG CLOUDS SC SC SC SC SC SC SC B1 B1 SC SC B1 B1 SC SC SC
POP 12HR 5 5 20 30 40 30 40 20
RAIN SHWRS S S C C C C S S S
TSTMS S S S S S S
$$
MDZ022-302000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
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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