EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
511 PM EDT Mon Jul 28 2025
MDZ021-290800-
Blackwater NWR RAWS-Dorchester MD
38.42N 76.00W Elev. 8 ft
511 PM EDT Mon Jul 28 2025
Date 07/28/25 Tue 07/29/25 Wed 07/30/25 Thu
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 76 95 77 95 77
TEMP 87 80 78 77 82 90 94 93 87 82 79 78 83 89 93 92 86 81 79 78 82
DEWPT 73 74 76 75 77 75 73 72 74 74 75 74 76 76 75 73 74 74 76 75 77
MAX/MIN RH 96 49 91 54 92
RH 63 82 93 94 85 61 51 51 64 78 88 88 80 65 57 55 68 79 91 91 86
WIND DIR N S SW SW NW W SW SW S S S SW SW SW S S S S S S S
WIND DIR DEG 00 16 20 24 30 27 24 22 18 18 19 20 21 20 19 19 18 18 18 19 19
WIND SPD 2 2 2 1 2 2 3 3 3 3 3 2 2 3 5 6 5 4 4 3 4
CLOUDS FW FW CL FW FW FW SC SC FW SC FW FW FW FW FW FW FW SC SC SC B1
CLOUDS(%) 9 6 5 19 22 22 28 26 24 26 16 14 17 17 15 11 25 39 41 49 53
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 0 0 5 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S
TSTMS S S
MIX HGT 600 900 5100 4700 700 1200 4200 4000 700 1400
T WIND DIR SW W W SW S SW SW S S SW
T WIND SPD 3 4 3 4 9 8 8 11 12 6
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 2 5 23 24 5 13 48 47 7 17
MAX LVORI 7 8 3 3 5 6 3 3 6 6
STABILITY F F A A F F A B F E
CEILING 30000 30000 30000 25700 30000 30000 4000 13800 12700 4200
PRESSURE 29.97 29.98 30.01 29.97 29.97 29.98 30.01 29.97 29.97 29.95
Date 07/31Fri 08/01/25Sat 08/02/25Sun 08/03/25Mon 08/04/25
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 90 73 81 67 81 63 83 64 83
TEMP 88 80 74 75 79 75 69 70 80 74 66 69 82 75 66 70 82 76
DEWPT 76 75 73 73 72 68 65 64 61 61 60 62 58 60 60 63 61 63
MIN/MAX RH 68 97 77 90 50 86 44 87 48
RH 68 84 97 94 81 79 87 81 52 64 83 78 44 60 83 78 49 63
WIND DIR S E E N N NE NE N NE E NE NE E E E NE E SE
WIND SPD 5 5 3 5 9 8 4 8 9 4 3 4 6 4 2 3 4 4
AVG CLOUDS B1 B2 B2 B2 B2 B2 B1 SC SC SC FW FW FW SC SC FW SC SC
POP 12HR 50 80 50 30 10 5 5 5 10
RAIN SHWRS S C D L C C C
TSTMS C C S S C S
$$
MDZ022-290800-
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