National Weather Service United States Department of Commerce

	EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Mon Sep 21 2026

MDZ025-212000-
Assateague Island RAWS - Worchester MD
38.08N  75.20W Elev. 12 ft
510 AM EDT Mon Sep 21 2026

Date             Mon 09/21/26            Tue 09/22/26            Wed 09/23/26
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                      75          70          73          66          71
TEMP             72 74 73 73 72 72 72 71 71 72 72 72 70 69 69 68 68 70 71 70 68
DEWPT            70 69 68 68 68 69 68 68 68 68 67 66 65 66 66 66 65 65 65 64 64
MIN/MAX RH                   83          92          82          92          80
RH               94 85 83 84 87 90 90 92 90 87 85 82 86 90 90 92 91 83 82 82 86
WIND DIR          N  N NE NE NE NE  E  E  E  E NE NE NE NE NE NE NE NE NE NE NE
WIND DIR DEG     00 02 04 04 05 06 07 07 07 07 06 06 06 05 05 05 05 05 05 05 05
WIND SPD         10 13 16 16 16 16 17 17 20 21 23 24 26 25 27 28 27 27 28 29 31
CLOUDS           B2 B2 B2 OV B2 B2 OV OV B2 B2 OV OV OV OV OV OV OV B2 B2 B2 OV
CLOUDS(%)        80 82 79 89 87 87 94 89 86 87 90 92 95 93 94 93 90 87 86 87 88
VSBY              7  7  7  7  7  7  7  7  7  7  4  7  6  6  4  4  4  4  7  7  7
POP 12HR                     10          50          70          70          60
QPF 12HR                      0        0.06        0.31        0.41        0.87
SNOW 12HR                 00-00       00-00       00-00                        
RAIN                                                        L  L  L  L  C  C  C
RAIN SHWRS                       S  C  C  C  C  L  C  L  L                     
TSTMS                                  S     S  S  S  S                        
MIX HGT              2000  2400  2200  2000  2200  2700  2800  3100  3200  3700
T WIND DIR             NE    NE    NE    NE     E    NE    NE    NE    NE    NE
T WIND SPD             18    23    23    27    32    34    39    44    42    49
SMOKE DISP             PR    FR    FR    FR    FR    GD    GD    VG    VG    EX
ADI                    39    49    32    62    65    76    54   112   112   120
MAX LVORI               5     4     4     4     4     4     4     4     4     4
STABILITY               D     D     D     D     D     D     D     D     D     D
CEILING              1000  1000  1000  1000  1000  1000   500  1000  1000   300
PRESSURE             30.0 30.02 30.05 30.06 30.10 30.11 30.13 30.10 30.13 30.12


Date          Thu 09/24/26Fri 09/25/26Sat 09/26/26Sun 09/27/26
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          65    70    61    68    59    68    61    70
TEMP          67 66 69 67 64 62 65 64 62 60 67 66 62 63 68 67
DEWPT         64 62 62 60 60 59 57 55 56 57 55 56 57 58 57 57
MAX/MIN RH       92    78    90    69    89    64    89    66
RH            90 88 79 80 87 89 75 73 80 89 66 72 83 86 67 72
WIND DIR      NE NE NE NE  N  N  N  N  N  N  N  N  N  N  N  N
WIND SPD      29 28 27 26 26 25 24 25 23 20 17 16 12 13 12  9
AVG CLOUDS    B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC
POP 12HR         40    40    30    40    40    30    10    10
RAIN           C  C                                          
RAIN SHWRS           C  C  C  C  C  C  C  C  C  S            

$$

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