National Weather Service United States Department of Commerce

	EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Wed May 13 2026

MDZ022-132000-
Powellville RAWS - Wicomico MD
38.35N  75.42W Elev. 16 ft
510 AM EDT Wed May 13 2026

Date             Wed 05/13/26            Thu 05/14/26            Fri 05/15/26
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                      74          56          69          50          71
TEMP             60 69 73 72 63 62 61 59 58 63 67 67 62 55 53 50 53 61 69 70 63
DEWPT            48 47 46 49 52 54 55 55 54 50 46 44 45 46 45 45 47 46 44 46 48
MIN/MAX RH                   38          92          43          83          39
RH               64 45 38 45 67 76 81 89 86 62 46 43 55 71 74 83 80 58 40 42 58
WIND DIR          S SW  S  S  S  S  S  W NW NW NW NW NW NW NW NW NW NW NW NW  W
WIND DIR DEG     20 21 20 18 17 18 20 25 31 32 31 30 30 30 30 30 30 31 30 30 27
WIND SPD         11 14 16 16 11  8  5  4  6 10 10 11 10  8  8  8 10 11 11 10  4
CLOUDS           CL CL CL FW B2 B2 OV B2 B2 B1 SC SC B1 SC B1 B1 SC SC SC FW FW
CLOUDS(%)         0  4  5 24 70 87 95 87 71 53 45 41 54 50 52 51 41 36 37 24 23
VSBY              7  7  7  7  7  7  6  7  7  7  7  7  7  7  7  7  7  7  7  7  7
POP 12HR                      0          60          20          10          10
QPF 12HR                      0        0.06        0.01           0           0
SNOW 12HR                 00-00       00-00       00-00                        
RAIN SHWRS                       S  L  C  S                                    
MIX HGT              6000  5200   800  1700  6200  5900  2000  3200  6200  6500
T WIND DIR             SW     S     S     W    NW    NW    NW    NW    NW    NW
T WIND SPD             26    27    17    10    17    19    14    16    20    17
SMOKE DISP             VG    VG    PR    PR    GD    GD    PR    GD    VG    VG
ADI                   120   119    18    28    76    79    27    74    91   120
MAX LVORI               1     3     4     6     3     2     3     4     3     3
STABILITY               C     C     D     E     C     C     D     D     C     C
CEILING             30000 18200 14300  1000  1700  4000  4000  3200  3200  4000
PRESSURE            30.03 29.88 29.79 29.68 29.73 29.73 29.79 29.79 29.84 29.85


Date          Sat 05/16/26Sun 05/17/26Mon 05/18/26Tue 05/19/26
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          55    83    64    88    68    88    67    88
TEMP          56 63 80 75 68 69 86 79 70 72 85 77 70 71 85 78
DEWPT         48 53 52 57 58 60 59 61 60 62 61 61 61 64 63 63
MAX/MIN RH       81    37    79    37    76    42    81    45
RH            74 70 38 54 71 73 40 54 71 71 45 58 73 77 48 59
WIND DIR      SW SW SW  S SW SW SW  S  S SW  S  S  S SW SW  S
WIND SPD       3  4 10  4  3  3  4  3  1  2  6  5  3  4  9  8
AVG CLOUDS    FW FW FW FW SC SC FW FW FW FW SC FW FW FW FW FW
POP 12HR          0     0    10     5     5     0    10     5

$$

MDZ025-132000-
Assateague Island RAWS - Worchester MD
38.08N  75.20W Elev. 12 ft
510 AM EDT Wed May 13 2026
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