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000
AWUS81 KLWX 040818
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-041430-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
418 AM EDT WED MAY 4 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

PERIODS OF RAIN ARE EXPECTED TODAY THROUGH FRIDAY AS A LARGE AND
SLOW-MOVING AREA OF LOW PRESSURE DROPS IN FROM THE NORTH AND
BECOMES STATIONARY OVER THE AREA.

HIGH PRESSURE WILL RETURN SATURDAY NIGHT. A COLD FRONT IS EXPECTED
TO MOVE THROUGH THE AREA SUNDAY.

$$





000
AWUS81 KLWX 040818
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-041430-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
418 AM EDT WED MAY 4 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

PERIODS OF RAIN ARE EXPECTED TODAY THROUGH FRIDAY AS A LARGE AND
SLOW-MOVING AREA OF LOW PRESSURE DROPS IN FROM THE NORTH AND
BECOMES STATIONARY OVER THE AREA.

HIGH PRESSURE WILL RETURN SATURDAY NIGHT. A COLD FRONT IS EXPECTED
TO MOVE THROUGH THE AREA SUNDAY.

$$





000
AWUS81 KLWX 040521
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-041130-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
121 AM EDT WED MAY 4 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

PERIODS OF RAIN ARE EXPECTED TODAY THROUGH FRIDAY AS A LARGE AND
SLOW-MOVING AREA OF LOW PRESSURE DROPS IN FROM THE NORTH AND
BECOMES STATIONARY OVER THE AREA.

HIGH PRESSURE WILL RETURN SATURDAY NIGHT. A COLD FRONT IS EXPECTED
TO MOVE THROUGH THE AREA SUNDAY.

$$





000
AWUS81 KLWX 032315
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-040515-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
715 PM EDT TUE MAY 3 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

PERIODS OF RAIN ARE EXPECTED WEDNESDAY THROUGH FRIDAY AS A LARGE
AND SLOW-MOVING AREA OF LOW PRESSURE DROPS IN FROM THE NORTH AND
STALLS OVER THE AREA.

HIGH PRESSURE AND WARMER WEATHER WILL RETURN OVER THE WEEKEND.

$$





000
AWUS81 KLWX 032315
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-040515-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
715 PM EDT TUE MAY 3 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

PERIODS OF RAIN ARE EXPECTED WEDNESDAY THROUGH FRIDAY AS A LARGE
AND SLOW-MOVING AREA OF LOW PRESSURE DROPS IN FROM THE NORTH AND
STALLS OVER THE AREA.

HIGH PRESSURE AND WARMER WEATHER WILL RETURN OVER THE WEEKEND.

$$





000
AWUS81 KLWX 031751
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-040000-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
151 PM EDT TUE MAY 3 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A COLD FRONT WILL MOVE SLOWLY SOUTH OF THE AREA THIS AFTERNOON.
HIGH PRESSURE WILL BRIEFLY BUILD OVER THE REGION WEDNESDAY...
BEFORE A LARGE SLOW-MOVING AREA OF LOW PRESSURE IMPACTS THE AREA
DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 031403
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-032015-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1003 AM EDT TUE MAY 3 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A COLD FRONT WILL MOVE SLOWLY SOUTH OF THE AREA THIS AFTERNOON.
HIGH PRESSURE WILL BRIEFLY BUILD OVER THE REGION WEDNESDAY...
BEFORE A LARGE SLOW-MOVING AREA OF LOW PRESSURE IMPACTS THE AREA
DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 031403
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-032015-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1003 AM EDT TUE MAY 3 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A COLD FRONT WILL MOVE SLOWLY SOUTH OF THE AREA THIS AFTERNOON.
HIGH PRESSURE WILL BRIEFLY BUILD OVER THE REGION WEDNESDAY...
BEFORE A LARGE SLOW-MOVING AREA OF LOW PRESSURE IMPACTS THE AREA
DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 030836
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-031445-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
436 AM EDT TUE MAY 3 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A COLD FRONT WILL MOVE SLOWLY SOUTH OF THE AREA TODAY.

HIGH PRESSURE WILL BRIEFLY BUILD OVER THE REGION WEDNESDAY...
BEFORE A LARGE SLOW-MOVING AREA OF LOW PRESSURE IMPACTS THE AREA
DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 030543
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-031145-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
143 AM EDT TUE MAY 3 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A COLD FRONT WILL STALL NEAR THE REGION TODAY AND TONIGHT AS LOW
PRESSURE MOVES ALONG IT.

HIGH PRESSURE WILL BRIEFLY BUILD OVER THE REGION WEDNESDAY...
BEFORE A LARGE SLOW-MOVING AREA OF LOW PRESSURE IMPACTS THE AREA
DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 021946
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-030415-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
346 PM EDT MON MAY 2 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS EVENING AS A
COLD FRONT MOVES ACROSS THE AREA. THE FRONT WILL STALL NEAR THE
REGION TUESDAY INTO TUESDAY NIGHT AS LOW PRESSURE MOVES ALONG
IT.

HIGH PRESSURE WILL BRIEFLY BUILD OVER THE REGION
WEDNESDAY...BEFORE A LARGE SLOW-MOVING AREA OF LOW PRESSURE
IMPACTS THE AREA DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 021946
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-030415-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
346 PM EDT MON MAY 2 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS EVENING AS A
COLD FRONT MOVES ACROSS THE AREA. THE FRONT WILL STALL NEAR THE
REGION TUESDAY INTO TUESDAY NIGHT AS LOW PRESSURE MOVES ALONG
IT.

HIGH PRESSURE WILL BRIEFLY BUILD OVER THE REGION
WEDNESDAY...BEFORE A LARGE SLOW-MOVING AREA OF LOW PRESSURE
IMPACTS THE AREA DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 021739
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-022345-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
139 PM EDT MON MAY 2 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A WARM FRONT WILL MOVE THROUGH THE REGION THIS AFTERNOON. THIS
WILL LEAD TO SHOWERS AND THUNDERSTORMS DURING THE AFTERNOON AND
EVENING. LOW PRESSURE WILL PASS THROUGH TUESDAY AND A COLD FRONT
WILL MOVE THROUGH TUESDAY NIGHT. HIGH PRESSURE WILL BRIEFLY BUILD
IN BEHIND THE FRONT FOR WEDNESDAY...BUT LOW PRESSURE WILL IMPACT
THE AREA DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 021739
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-022345-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
139 PM EDT MON MAY 2 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A WARM FRONT WILL MOVE THROUGH THE REGION THIS AFTERNOON. THIS
WILL LEAD TO SHOWERS AND THUNDERSTORMS DURING THE AFTERNOON AND
EVENING. LOW PRESSURE WILL PASS THROUGH TUESDAY AND A COLD FRONT
WILL MOVE THROUGH TUESDAY NIGHT. HIGH PRESSURE WILL BRIEFLY BUILD
IN BEHIND THE FRONT FOR WEDNESDAY...BUT LOW PRESSURE WILL IMPACT
THE AREA DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 021457
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-022100-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1057 AM EDT MON MAY 2 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A WARM FRONT WILL MOVE THROUGH THE REGION THIS AFTERNOON. THIS
WILL LEAD TO SHOWERS AND THUNDERSTORMS DURING THE AFTERNOON AND
EVENING. LOW PRESSURE WILL PASS THROUGH TUESDAY AND A COLD FRONT
WILL MOVE THROUGH TUESDAY NIGHT. HIGH PRESSURE WILL BRIEFLY BUILD
IN BEHIND THE FRONT FOR WEDNESDAY...BUT LOW PRESSURE WILL IMPACT
THE AREA DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 021457
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-022100-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1057 AM EDT MON MAY 2 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A WARM FRONT WILL MOVE THROUGH THE REGION THIS AFTERNOON. THIS
WILL LEAD TO SHOWERS AND THUNDERSTORMS DURING THE AFTERNOON AND
EVENING. LOW PRESSURE WILL PASS THROUGH TUESDAY AND A COLD FRONT
WILL MOVE THROUGH TUESDAY NIGHT. HIGH PRESSURE WILL BRIEFLY BUILD
IN BEHIND THE FRONT FOR WEDNESDAY...BUT LOW PRESSURE WILL IMPACT
THE AREA DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 020832
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-021445-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
432 AM EDT MON MAY 2 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A WARM FRONT WILL MOVE THROUGH THE REGION TODAY. THIS WILL LEAD
TO SHOWERS AND THUNDERSTORMS DURING THE AFTERNOON AND EVENING.

LOW PRESSURE WILL PASS THROUGH TUESDAY AND A COLD FRONT WILL MOVE
THROUGH TUESDAY NIGHT. HIGH PRESSURE WILL BRIEFLY BUILD IN BEHIND
THE FRONT FOR WEDNESDAY...BUT LOW PRESSURE WILL IMPACT THE AREA
DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 020535
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-021145-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
135 AM EDT MON MAY 2 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A WARM FRONT WILL MOVE THROUGH THE REGION TODAY. THIS WILL LEAD
TO SOME SHOWERS AND THUNDERSTORMS DURING THE AFTERNOON AND
EVENING.

LOW PRESSURE WILL PASS THROUGH TUESDAY AND A COLD FRONT WILL MOVE
THROUGH TUESDAY NIGHT. HIGH PRESSURE WILL BRIEFLY BUILD IN BEHIND
THE FRONT FOR WEDNESDAY...BUT LOW PRESSURE WILL IMPACT THE AREA
DURING THE LATTER PORTION OF THE WEEK.

$$





000
AWUS81 KLWX 020008
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-021000-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
808 PM EDT SUN MAY 1 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A STATIONARY BOUNDARY WILL REMAIN OVER THE POTOMAC HIGHLANDS INTO
CENTRAL VIRGINIA TONIGHT. THE BOUNDARY WILL MOVE NORTH AS A WARM
FRONT MONDAY...AND AN UNSTABLE ATMOSPHERE WILL LEAD TO SOME
SHOWERS AND THUNDERSTORMS DURING THE AFTERNOON AND EVENING.

LOW PRESSURE WILL PASS THROUGH TUESDAY AND A STRONGER COLD FRONT
WILL MOVE THROUGH TUESDAY NIGHT. HIGH PRESSURE WILL BRIEFLY BUILD
IN BEHIND THE FRONT FOR WEDNESDAY...BUT LOW PRESSURE MAY IMPACT
THE AREA DURING THE LATTER PORTION OF THE WEEK WITH UNSETTLED
CONDITIONS.

$$
BJL





000
AWUS81 KLWX 011839
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-020600-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
240 PM EDT SUN MAY 1 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A WARM FRONT WILL MOVE INTO THE REGION TODAY...THEN A COLD FRONT
WILL FOLLOW TONIGHT.

THE FRONT WILL STALL ALONG THE SOUTHEAST COAST THROUGH THE MIDDLE OF
THE WEEK...LEADING TO MORE UNSETTLED AND COOL WEATHER THROUGH MUCH
OF THE WEEK.

$$





000
AWUS81 KLWX 011839
RWSLWX
DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501>508-WVZ050>053-055-501>506-020600-

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
240 PM EDT SUN MAY 1 2016

HERE IS A LOOK AT THE WEATHER FEATURES THAT WILL AFFECT THE REGION
OVER THE NEXT SEVERAL DAYS.

A WARM FRONT WILL MOVE INTO THE REGION TODAY...THEN A COLD FRONT
WILL FOLLOW TONIGHT.

THE FRONT WILL STALL ALONG THE SOUTHEAST COAST THROUGH THE MIDDLE OF
THE WEEK...LEADING TO MORE UNSETTLED AND COOL WEATHER THROUGH MUCH
OF THE WEEK.

$$





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