NWS Baltimore/Washington Marine Users Committee Meeting...tad w tdca Radar MRMS SCAN Frames: 200...

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Transcript of NWS Baltimore/Washington Marine Users Committee Meeting...tad w tdca Radar MRMS SCAN Frames: 200...

Page 1: NWS Baltimore/Washington Marine Users Committee Meeting...tad w tdca Radar MRMS SCAN Frames: 200 Mag. pnz532 Maps 1.0 784M Help Density: 1.0 ME-TAR 8bit 1125 km, 115 dAz MX 52dBZ 2982M
Page 2: NWS Baltimore/Washington Marine Users Committee Meeting...tad w tdca Radar MRMS SCAN Frames: 200 Mag. pnz532 Maps 1.0 784M Help Density: 1.0 ME-TAR 8bit 1125 km, 115 dAz MX 52dBZ 2982M
Page 3: NWS Baltimore/Washington Marine Users Committee Meeting...tad w tdca Radar MRMS SCAN Frames: 200 Mag. pnz532 Maps 1.0 784M Help Density: 1.0 ME-TAR 8bit 1125 km, 115 dAz MX 52dBZ 2982M
Page 4: NWS Baltimore/Washington Marine Users Committee Meeting...tad w tdca Radar MRMS SCAN Frames: 200 Mag. pnz532 Maps 1.0 784M Help Density: 1.0 ME-TAR 8bit 1125 km, 115 dAz MX 52dBZ 2982M
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Page 6: NWS Baltimore/Washington Marine Users Committee Meeting...tad w tdca Radar MRMS SCAN Frames: 200 Mag. pnz532 Maps 1.0 784M Help Density: 1.0 ME-TAR 8bit 1125 km, 115 dAz MX 52dBZ 2982M

Velocity Data

Page 7: NWS Baltimore/Washington Marine Users Committee Meeting...tad w tdca Radar MRMS SCAN Frames: 200 Mag. pnz532 Maps 1.0 784M Help Density: 1.0 ME-TAR 8bit 1125 km, 115 dAz MX 52dBZ 2982M
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Page 10: NWS Baltimore/Washington Marine Users Committee Meeting...tad w tdca Radar MRMS SCAN Frames: 200 Mag. pnz532 Maps 1.0 784M Help Density: 1.0 ME-TAR 8bit 1125 km, 115 dAz MX 52dBZ 2982M
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NWS Services Provided

December 18, 2017 Gale Event

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Hazardous Weather Outlook Mention of gales possible Sunday first added 5:15am on Tuesday, December 13 (Day 6)

Adjusted to read Saturday afternoon into Sunday morning at 5:52am on Wednesday, December 14

Re-adjusted to Sunday afternoon and evening at 5:09am Saturday, December 17 (Day 2)

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Coastal Waters Forecast

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• SCA Issued at 3:36am Saturday for all waters

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Gale Warning

• Gale Warning for Noon to 6pm Sunday

• Gale Warning updated for all day

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Marine Weather Statement 128 PM EST SUN DEC 18 2016 ...A GUST FRONT APPROACHING THE WATERS... THE AREAS AFFECTED INCLUDE... CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD...

AT 125 PM EST...DOPPLER RADAR INDICATED A GUST FRONT...CAPABLE OF PRODUCING WIND GUSTS TO 40 KNOTS. THIS GUST FRONT WAS LOCATED ALONG A LINE EXTENDING FROM 22 NM NORTHWEST OF MIDDLE RIVER TO 13 NM NORTH OF KEY BRIDGE TO 13 NM WEST OF ALEXANDRIA TO 38 NM WEST OF AQUIA CREEK...MOVING SOUTHEAST AT 35 KNOTS. A GALE WARNING IS IN EFFECT FOR THE ENTIRE TIDAL POTOMAC RIVER AND MARYLAND PORTION OF THE CHESAPEAKE BAY UNTIL 6PM THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... MARINERS CAN EXPECT GUSTY WINDS TO AROUND 40 KNOTS WITH LOCALLY HIGHER WAVES. BOATERS SHOULD SEEK SAFE HARBOR IMMEDIATELY UNTIL THESE STORMS PASS.