EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE WAKEFIELD VA
510 PM EDT SAT SEP 25 2021
MDZ021-260900-
BLACKWATER NWR RAWS-DORCHESTER MD
38.42N 76.00W ELEV. 8 FT
510 PM EDT SAT SEP 25 2021
DATE 09/25/21 SUN 09/26/21 MON 09/27/21 TUE
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 59 74 57 78 64
TEMP 67 64 63 62 62 68 71 72 65 63 62 61 63 73 78 77 72 70 69 67 67
DEWPT 55 56 58 58 57 53 51 50 54 54 54 55 57 57 56 58 61 61 60 60 62
MAX/MIN RH 92 46 83 47 86
RH 67 77 85 87 84 58 48 46 67 73 76 80 81 56 48 52 69 73 73 78 84
WIND DIR W W W NW NW NW NW NW W W W W W SW SW S SW SW SW SW SW
WIND DIR DEG 27 26 27 31 32 32 31 30 29 27 26 26 26 23 22 20 20 21 22 23 23
WIND SPD 2 3 4 8 8 10 11 10 4 3 3 3 3 6 9 10 5 10 8 8 5
CLOUDS B1 FW FW CL CL CL CL CL CL FW CL CL FW FW FW FW FW FW FW SC FW
CLOUDS(%) 63 10 10 5 2 2 2 3 4 7 5 4 9 18 12 11 9 11 18 26 25
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 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
LAL 1 1 1 1 1 1 1 1 1 1
HAINES 4 4 5 5 5 5 4 5 4 5
MIX HGT 600 1200 4400 4800 600 500 3400 3200 400 500
T WIND DIR W NW NW W SW SW SW SW SW SW
T WIND SPD 3 12 19 13 4 4 11 16 11 9
SMOKE DISP PR PR GD GD PR PR FR FR PR PR
ADI 2 27 58 57 2 3 56 61 12 8
MAX LVORI 6 6 3 3 4 5 4 3 3 5
STABILITY B F E C B F F B B F
CEILING 30000 4700 30000 30000 26600 26600 11700 13800 12700 12700
PRESSURE 29.92 29.93 30.01 30.0 30.04 30.06 30.09 30.0 29.95 29.92
DATE 09/28 WED 09/29/21 THU 09/30/21 FRI 10/01/21 SAT 10/02/21
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 80 61 73 55 71 55 71 55 71
TEMP 79 71 65 63 72 64 58 58 69 63 58 58 69 63 58 58 69 64
DEWPT 62 65 65 61 56 55 53 52 52 53 52 53 53 54 53 54 55 56
MIN/MAX RH 54 100 52 86 51 90 51 95 55
RH 56 81100 93 56 73 83 81 55 71 82 84 57 74 85 89 61 75
WIND DIR SW W NW N N N N N N N N N N N NE NE NW N
WIND SPD 5 3 3 8 10 6 6 6 10 6 5 9 10 6 4 6 10 4
AVG CLOUDS SC SC B1 B1 SC FW FW FW FW FW FW FW FW SC FW SC FW FW
POP 12HR 40 40 10 5 5 5 5 5 10
RAIN SHWRS C C
TSTMS C C
$$
MDZ022-260900-
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
LAL(CAT)............................LIGHTNING ACTIVITY LEVEL
HAINES(CAT).........................HAINES INDEX
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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