Alert archive / Florida / Special Weather Statements in 2017

Special Weather Statement, NWS Mobile, AL

June 17, 2017Okaloosa County, Santa Rosa County, Florida

NWS Mobile, AL issued this special weather statement at Jun 17, 2017, 1:45 AM CDT for Okaloosa County, Santa Rosa County, Florida. It was in force for 60 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: Jun 17, 2017, 1:45 AM CDT (06:45 UTC)
Expired: Jun 17, 2017, 2:45 AM CDT
In force: 60 min
Issued by: NWS Mobile, AL

Counties Okaloosa County, FL, Santa Rosa County, FL

The radar

The Eglin Afb radar (KEVX), 80 km from the middle of the area, began a volume at 06:48 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 00:00Z, 6.8 hours before the alert went out and 284 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: 1922 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 1324 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 28 m²/s²
0-3 km storm-relative helicity: 80 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 Jun 17, 12:10 AM CDT, 1 hour 35 minutes earlier.

Area forecast discussion, Jun 17, 12:10 AM CDT, 1 hour 35 minutes before

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Hazardous weather outlook, Jun 16, 10:30 PM CDT, 3 hours 15 minutes before

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In the hours before

Local storm report, Jun 16, 9:03 PM CDT, 4 hours 42 minutes before

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Special weather statement, Jun 16, 9:15 PM CDT, 4 hours 30 minutes before

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Special weather statement, Jun 16, 9:40 PM CDT, 4 hours 5 minutes before

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Special weather statement, Jun 16, 10:30 PM CDT, 3 hours 15 minutes before

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Local storm report, Jun 16, 11:34 PM CDT, 2 hours 11 minutes before

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Special weather statement, Jun 17, 1:45 AM 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
Jun 16, 7:02 PM CDT	Special Weather Statement	MOB	Choctaw	43 min
Jun 16, 7:22 PM CDT	Special Weather Statement	MOB	Choctaw, Washington	38 min
Jun 16, 7:49 PM CDT	Severe Thunderstorm Warning	MOB	Clarke, Washington	22 min
Jun 16, 8:15 PM CDT	Special Weather Statement	MOB	Clarke, Washington	60 min
Jun 16, 8:36 PM CDT	Areal Flood Advisory	MOB	Washington	3 hr
Jun 16, 8:44 PM CDT	Severe Thunderstorm Warning	MOB	Clarke, Monroe, Wilcox	46 min
Jun 16, 9:15 PM CDT	Special Weather Statement	MOB	Butler, Conecuh, Monroe, Wilcox	60 min
Jun 16, 11:19 PM CDT	Special Marine Warning	MOB		56 min
Jun 17, 12:11 AM CDT	Special Marine Warning	MOB		64 min
Jun 17, 12:58 AM CDT	Special Marine Warning	MOB		62 min
Jun 17, 1:55 AM CDT	Special Marine Warning	MOB		65 min
Jun 17, 1:11 PM CDT	Areal Flood Advisory	MOB	Mobile, Washington	3 hr
Jun 17, 1:44 PM CDT	Areal Flood Advisory	MOB	Choctaw, Clarke, Washington	3 hr
Jun 17, 1:55 PM CDT	Flash Flood Warning	MOB	Choctaw, Clarke, Washington	6 hr
Jun 16, 7:32 PM CDT	Severe Thunderstorm Warning	MOB	Wayne	43 min
Jun 16, 9:40 PM CDT	Special Weather Statement	MOB	Greene, Perry	50 min
Jun 16, 10:30 PM CDT	Special Weather Statement	MOB	George, Stone	60 min
Jun 17, 1:49 AM CDT	Special Weather Statement	MOB	Greene, Perry	41 min
Jun 17, 9:12 AM CDT	River Flood Warning	MOB	George, Greene, Perry	16 days
Jun 17, 9:12 AM CDT	River Flood Warning	MOB	George, Greene, Wayne	20 days

Nearby

Special Weather Statements in Florida, 2017 Every special weather statement in 2017

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.