Alert archive / Minnesota / Tornado Warnings in 2008
Tornado Warning 44, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jul 19, 2008, 2:59 PM CDT for Chisago County, Isanti County, Minnesota. It was in force for 20 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
- Jul 19, 2008, 2:59 PM CDT (19:59 UTC)
- Expired
- Jul 19, 2008, 3:19 PM CDT
- In force
- 20 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
Counties Chisago County, MN, Isanti County, MN
The radar
The Minneapolis radar (KMPX), 90 km from the middle of the area, began a volume at 19:59 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 19, 2:28 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 8.0 hours before the alert went out and 92 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1477 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KMPX 191959 TORMPX MNC025-059-192030- /O.NEW.KMPX.TO.W.0044.080719T1959Z-080719T2030Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 259 PM CDT SAT JUL 19 2008 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * TORNADO WARNING FOR... EAST CENTRAL ISANTI COUNTY IN EAST CENTRAL MINNESOTA... CENTRAL CHISAGO COUNTY IN EAST CENTRAL MINNESOTA... * UNTIL 330 PM CDT * AT 255 PM CDT...RADAR WAS TRACKING A SEVERE STORM WITH STRONG ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS 7 MILES SOUTHWEST OF HARRIS...OR ABOUT 7 MILES SOUTHEAST OF GRANDY...AND MOVING EAST AT 34 MPH. * SOME LOCATIONS INCLUDE... HARRIS... NORTH BRANCH... BRANCH... A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SATURDAY EVENING FOR SOUTHEASTERN MINNESOTA AND NORTHWESTERN WISCONSIN. LAT...LON 4546 9282 4548 9314 4565 9313 4566 9291 TIME...MOT...LOC 1959Z 270DEG 29KT 4555 9307 $$ LS
1 follow-up statement
000 WWUS53 KMPX 192019 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 319 PM CDT SAT JUL 19 2008 MNC025-059-192029- /O.CAN.KMPX.TO.W.0044.000000T0000Z-080719T2030Z/ ISANTI MN-CHISAGO MN- 319 PM CDT SAT JUL 19 2008 ...THE TORNADO WARNING FOR CENTRAL CHISAGO AND EAST CENTRAL ISANTI COUNTIES IS CANCELLED... THE STORM HAS WEAKENED...AND NO LONGER APPEARS TORNADIC. THEREFORE... THE TORNADO WARNING HAS BEEN CANCELLED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SATURDAY EVENING FOR SOUTHEASTERN MINNESOTA AND NORTHWESTERN WISCONSIN. LAT...LON 4546 9282 4548 9314 4565 9313 4566 9291 TIME...MOT...LOC 2019Z 270DEG 29KT 4555 9284 $$ LS
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 1:59 PM CDT | Severe Thunderstorm Warning | MPX | Sherburne | 46 min |
| Jul 19, 2:02 PM CDT | Tornado Warning | MPX | Sherburne | 43 min |
| Jul 19, 2:16 PM CDT | Tornado Warning | MPX | Isanti, Mille Lacs | 44 min |
| Jul 19, 2:24 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Isanti | 51 min |
| Jul 19, 2:35 PM CDT | Tornado Warning | MPX | Anoka, Isanti, Sherburne | 40 min |
| Jul 19, 3:07 PM CDT | Tornado Warning | MPX | Anoka, Chisago, Isanti, Washington | 38 min |
| Jul 19, 4:11 PM CDT | Flash Flood Warning | MPX | Martin | 2 hr |
| Jul 19, 6:03 PM CDT | Flash Flood Warning | MPX | Freeborn | 2 hr |
Nearby
Tornado Warnings in Minnesota, 2008Every tornado warning in 2008Tornadoes in 2008
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.