Alert archive / Alabama / Special Weather Statements in 2018

Special Weather Statement, NWS Mobile, AL

May 18, 2018Baldwin County, Alabama

NWS Mobile, AL issued this special weather statement at May 18, 2018, 3:45 PM CDT for Baldwin County, Alabama. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 18, 2018, 3:45 PM CDT (20:45 UTC)
Expired: May 18, 2018, 4:30 PM CDT
In force: 45 min
Issued by: NWS Mobile, AL

County Baldwin County, AL

The radar

The Mobile radar (KMOB), 74 km from the middle of the area, began a volume at 20:45 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 8.8 hours before the alert went out and 201 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1196 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 1044 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: -6 m²/s²
0-3 km storm-relative helicity: 58 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

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

NWS Mobile, AL wrote its last area forecast discussion before this special weather statement went out at May 18, 12:27 PM CDT, 3 hours 18 minutes earlier.

Area forecast discussion, May 18, 12:27 PM CDT, 3 hours 18 minutes before

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Hazardous weather outlook, May 18, 11:16 AM CDT, 4 hours 29 minutes before

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In the hours before

Special weather statement, May 18, 1:06 PM CDT, 2 hours 39 minutes before

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Special weather statement, May 18, 1:32 PM CDT, 2 hours 13 minutes before

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Special weather statement, May 18, 1:56 PM CDT, 1 hour 49 minutes before

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Special weather statement, May 18, 1:58 PM CDT, 1 hour 47 minutes before

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Special weather statement, May 18, 2:26 PM CDT, 1 hour 19 minutes before

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Special weather statement, May 18, 3:45 PM CDT, 0 minutes before

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The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 17, 7:12 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Mobile	33 min
May 17, 7:14 PM CDT	Special Marine Warning	MOB		91 min
May 17, 7:18 PM CDT	Special Weather Statement	MOB	Mobile	42 min
May 17, 7:34 PM CDT	Special Weather Statement	MOB	Baldwin	41 min
May 17, 7:47 PM CDT	Areal Flood Advisory	MOB	Baldwin, Mobile	118 min
May 17, 8:17 PM CDT	Special Weather Statement	MOB	Baldwin	28 min
May 17, 8:38 PM CDT	Special Marine Warning	MOB		97 min
May 17, 8:43 PM CDT	Special Marine Warning	MOB		62 min
May 17, 9:01 PM CDT	Special Marine Warning	MOB		59 min
May 17, 9:19 PM CDT	Special Marine Warning	MOB		86 min
May 17, 9:46 PM CDT	Special Marine Warning	MOB		89 min
May 18, 1:06 PM CDT	Special Weather Statement	MOB	Mobile	39 min
May 18, 1:56 PM CDT	Special Weather Statement	MOB	Mobile	34 min
May 18, 2:26 PM CDT	Special Weather Statement	MOB	Mobile	49 min
May 18, 4:35 PM CDT	Special Weather Statement	MOB	Mobile	25 min
May 17, 8:14 PM CDT	Special Weather Statement	MOB	Escambia	31 min
May 17, 9:45 PM CDT	Special Weather Statement	MOB	Okaloosa	60 min
May 18, 10:53 AM CDT	Rip Current Statement	MOB	Escambia, Okaloosa, Santa Rosa	19 hr
May 18, 1:32 PM CDT	Special Weather Statement	MOB	Okaloosa	28 min
May 18, 1:58 PM CDT	Special Weather Statement	MOB	Escambia	47 min

Nearby

Special Weather Statements in Alabama, 2018 Every special weather statement in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.