EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Tue Sep 2 2025
MDZ021-030800-
Blackwater NWR RAWS-Dorchester MD
38.42N 76.00W Elev. 8 ft
510 PM EDT Tue Sep 2 2025
Date 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri
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 57 80 63 83 67
TEMP 69 63 61 59 61 72 78 78 72 68 66 64 67 76 81 81 76 72 70 68 70
DEWPT 60 60 59 58 60 60 58 58 60 61 62 62 64 63 63 63 65 66 66 65 67
MAX/MIN RH 99 48 95 52 93
RH 73 91 94 96 99 67 52 51 66 78 87 93 90 65 55 55 70 82 86 90 90
WIND DIR E E E NE N NE W SW SE SE S S S S S S S S S SW SW
WIND DIR DEG 08 08 08 02 01 03 26 20 14 15 17 17 18 19 18 17 17 18 19 20 21
WIND SPD 2 2 2 1 2 2 3 4 3 3 3 3 4 9 10 11 9 8 5 5 4
CLOUDS B1 FW FW FW SC FW SC SC FW FW FW FW FW FW FW FW SC SC SC FW CL
CLOUDS(%) 52 19 8 22 27 18 30 27 22 10 14 23 17 16 10 15 33 40 38 17 4
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 0 10 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S S
MIX HGT 400 400 6500 5900 400 1200 5000 4500 500 1100
T WIND DIR E NE NE SE SE S S S S S
T WIND SPD 3 1 4 2 4 6 18 19 16 6
SMOKE DISP PR PR PR PR PR PR GD GD PR PR
ADI 2 1 33 18 2 19 81 82 17 19
MAX LVORI 8 10 6 3 6 8 4 3 5 7
STABILITY F F A A F F B C E F
CEILING 4000 5500 20800 4000 13800 10800 30000 30000 10800 4700
PRESSURE 30.04 30.0 30.0 29.92 29.92 29.92 29.92 29.84 29.84 29.86
Date 09/05Sat 09/06/25Sun 09/07/25Mon 09/08/25Tue 09/09/25
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 86 71 87 64 78 58 79 59 78
TEMP 84 79 74 74 85 77 68 66 76 69 62 62 77 70 63 62 76 71
DEWPT 68 69 69 70 69 69 64 60 54 54 53 53 51 54 57 58 58 60
MIN/MAX RH 55 92 55 87 43 79 39 91 52
RH 59 71 84 86 58 76 87 81 47 59 73 74 40 57 81 87 54 68
WIND DIR S S S SW SW S N N NW N N N NE E E NE E E
WIND SPD 9 9 6 4 9 5 3 4 6 3 3 4 4 3 2 4 6 5
AVG CLOUDS FW FW FW FW SC B1 B1 B1 B1 SC SC SC FW SC SC SC SC B1
POP 12HR 5 5 30 30 20 5 5 5 20
RAIN SHWRS C C S S S
TSTMS C C
$$
MDZ022-030800-
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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