Alert archive / Minnesota / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 5, NWS Twin Cities, MN

May 19, 2013Anoka County, Ramsey County, Washington County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 19, 2013, 3:33 PM CDT for Anoka County, Ramsey County, Washington County, Minnesota. It was in force for 42 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 19, 2013, 3:33 PM CDT (20:33 UTC)
Expired
May 19, 2013, 4:15 PM CDT
In force
42 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Anoka County, MN, Ramsey County, MN, Washington County, MN

The radar

The Minneapolis radar (KMPX), 44 km from the middle of the area, began a volume at 20:37 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.

What was reported inside it

TimeReportWhereRemark
May 19, 3:38 PM CDTHAIL 0.75E St Paul, MN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 19, 1:10 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.6 hours before the alert went out and 396 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-pSkew-T log-p diagram, Green Bay/Straub, WI at 12:00Z on 2013-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 65 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 12:00Z on 2013-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
65 J/kg
Mixed-layer CIN
-210 J/kg
Mixed-layer LCL
924 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

938 
WUUS53 KMPX 192033
SVRMPX
MNC003-123-163-192115-
/O.NEW.KMPX.SV.W.0005.130519T2033Z-130519T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
333 PM CDT SUN MAY 19 2013

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN ANOKA COUNTY IN EAST CENTRAL MINNESOTA...
  RAMSEY COUNTY IN EAST CENTRAL MINNESOTA...
  WESTERN WASHINGTON COUNTY IN EAST CENTRAL MINNESOTA...

* UNTIL 415 PM CDT

* AT 332 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR ST PAUL...
  AND MOVING NORTH AT 30 MPH.

  HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...HAIL DAMAGE TO VEHICLES AND CROPS IS EXPECTED. EXPECT WIND
           DAMAGE TO ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  ST PAUL...MAPLEWOOD...ROSEVILLE...BLAINE...LANDFALL...OAKDALE...
  FALCON HEIGHTS...NORTH ST PAUL...LITTLE CANADA...GEM LAKE...
  WILLERNIE...MAHTOMEDI...VADNAIS HEIGHTS...WHITE BEAR LAKE...ARDEN
  HILLS...SHOREVIEW...NORTH OAKS...CIRCLE PINES...LEXINGTON AND HUGO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4521 9291 4491 9294 4491 9300 4492 9306
      4492 9313 4489 9316 4490 9317 4521 9322
TIME...MOT...LOC 2033Z 178DEG 25KT 4494 9304

HAIL...1.00IN
WIND...60MPH

$$
3 follow-up statements
444 
WWUS53 KMPX 192047
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
347 PM CDT SUN MAY 19 2013

MNC003-123-163-192115-
/O.CON.KMPX.SV.W.0005.000000T0000Z-130519T2115Z/
ANOKA MN-RAMSEY MN-WASHINGTON MN-
347 PM CDT SUN MAY 19 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WEST CENTRAL
WASHINGTON...NORTHERN RAMSEY AND SOUTHEASTERN ANOKA COUNTIES UNTIL
415 PM CDT...

AT 346 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR MAPLEWOOD...
AND MOVING NORTH AT 30 MPH.

HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...HAIL DAMAGE TO VEHICLES AND CROPS IS EXPECTED. EXPECT WIND
         DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
BLAINE...MAHTOMEDI...VADNAIS HEIGHTS...WHITE BEAR LAKE...
ARDEN HILLS...SHOREVIEW...NORTH OAKS...CIRCLE PINES...LEXINGTON...
HUGO...LINO LAKES AND CENTERVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4521 9291 4497 9293 4497 9318 4521 9322
TIME...MOT...LOC 2047Z 178DEG 25KT 4504 9304

HAIL...1.00IN
WIND...60MPH

$$
934 
WWUS53 KMPX 192100
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
400 PM CDT SUN MAY 19 2013

MNC003-123-163-192115-
/O.CON.KMPX.SV.W.0005.000000T0000Z-130519T2115Z/
ANOKA MN-RAMSEY MN-WASHINGTON MN-
400 PM CDT SUN MAY 19 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
WASHINGTON...NORTHERN RAMSEY AND SOUTHEASTERN ANOKA COUNTIES UNTIL
415 PM CDT...

AT 400 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 8 MILES EAST OF
BLAINE...AND MOVING NORTH AT 30 MPH.

HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...HAIL DAMAGE TO VEHICLES AND CROPS IS EXPECTED. EXPECT WIND
         DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
BLAINE...CIRCLE PINES...LEXINGTON...HUGO...LINO LAKES AND
CENTERVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4521 9295 4505 9300 4505 9319 4521 9322
TIME...MOT...LOC 2100Z 178DEG 25KT 4513 9305

HAIL...1.00IN
WIND...60MPH

$$
974 
WWUS53 KMPX 192107
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
407 PM CDT SUN MAY 19 2013

MNC003-123-163-192117-
/O.CAN.KMPX.SV.W.0005.000000T0000Z-130519T2115Z/
ANOKA MN-RAMSEY MN-WASHINGTON MN-
407 PM CDT SUN MAY 19 2013

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WASHINGTON...
NORTHERN RAMSEY AND SOUTHEASTERN ANOKA COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT
OF THE WARNED AREA.

LAT...LON 4521 9295 4505 9300 4505 9319 4521 9322
TIME...MOT...LOC 2107Z 178DEG 25KT 4518 9305

$$

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 18, 7:05 PM CDTSpecial Weather StatementMPXPope25 min
May 18, 7:52 PM CDTAreal Flood AdvisoryMPXDouglas3 hr
May 18, 8:27 PM CDTSevere Thunderstorm WarningMPXDouglas48 min
May 19, 3:45 AM CDTSpecial Weather StatementMPXBrown, Chippewa, Martin, Renville, Stevens, Swift and 1 more60 min
May 19, 4:23 AM CDTSpecial Weather StatementMPXBlue Earth, Faribault, Martin, Watonwan67 min
May 19, 5:08 AM CDTSpecial Weather StatementMPXMcLeod, Nicollet, Sibley52 min
May 19, 6:26 AM CDTSpecial Weather StatementMPXAnoka, Hennepin, Ramsey49 min
May 19, 12:20 PM CDTRiver Flood WatchMPXTodd27 hr
May 19, 12:20 PM CDTRiver Flood WatchMPXCarver27 hr
May 19, 3:43 PM CDTAreal Flood AdvisoryMPXAnoka, Carver, Dakota, Hennepin, Ramsey, Scott and 1 more3 hr
May 19, 4:15 PM CDTSpecial Weather StatementMPXDakota, Scott30 min
May 19, 4:20 PM CDTSevere Thunderstorm WarningMPXDakota, Hennepin, Rice, Scott40 min
May 19, 4:27 PM CDTSevere Thunderstorm WarningMPXDakota, Goodhue, Washington33 min
May 19, 4:50 PM CDTSevere Thunderstorm WarningMPXGoodhue40 min
May 19, 4:54 PM CDTSevere Thunderstorm WarningMPXWashington36 min
May 19, 5:00 PM CDTSpecial Weather StatementMPXAnoka, Hennepin, Ramsey30 min
May 19, 5:23 PM CDTSevere Thunderstorm WarningMPXChisago, Washington37 min
May 19, 5:55 PM CDTSpecial Weather StatementMPXChisago, Isanti35 min
May 19, 6:00 PM CDTSevere Thunderstorm WarningMPXChisago, Isanti15 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2013Every severe thunderstorm warning in 2013

Sources

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