Alert archive / Puerto Rico / Special Marine Warnings in 2021

Special Marine Warning 18, NWS JSJ

July 11, 2021

NWS JSJ issued this special marine warning at Jul 11, 2021, 11:40 AM CDT. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 11, 2021, 11:40 AM CDT (16:40 UTC)
Expired
Jul 11, 2021, 12:30 PM CDT
In force
50 min
Issued by
NWS JSJ
Area
Storm-based polygon
Hail
0.0 in
Wind
34.0 mph

What forecasters said that day

The local office's own words before this special marine warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS JSJ wrote its last area forecast discussion before this special marine warning went out at Jul 10, 3:35 PM CDT, 20 hours 5 minutes earlier.

Area forecast discussion, Jul 10, 3:35 PM CDT, 20 hours 5 minutes before
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The office that day

Everything else NWS JSJ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 11, 6:52 AM CDTSpecial Marine WarningJSJ23 min
Jul 11, 8:08 AM CDTSpecial Marine WarningJSJ52 min
Jul 11, 8:58 AM CDTSpecial Marine WarningJSJ47 min
Jul 11, 2:00 PM CDTSpecial Marine WarningJSJ30 min

Nearby

Special Marine Warnings in Puerto Rico, 2021Every special marine warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.