Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 252, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 26, 2007, 3:34 PM CDT for Kanabec County, Minnesota. It was in force for 41 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
- Jul 26, 2007, 3:34 PM CDT (20:34 UTC)
- Expired
- Jul 26, 2007, 4:15 PM CDT
- In force
- 41 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
County Kanabec County, MN
The radar
The Minneapolis radar (KMPX), 119 km from the middle of the area, began a volume at 20:33 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 26, 3:40 PM CDT | TSTM WND DMG | 2 Ne Mora, MN | TREE DOWN ON POWER LINES |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 26, 1:16 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 8.6 hours before the alert went out and 120 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
- 1237 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 1075 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -43 m²/s²
- 0-3 km storm-relative helicity
- -10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KMPX 262034 SVRMPX MNC065-262115- /O.NEW.KMPX.SV.W.0252.070726T2034Z-070726T2115Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 334 PM CDT THU JUL 26 2007 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... KANABEC COUNTY IN EAST CENTRAL MINNESOTA... * UNTIL 415 PM CDT * AT 329 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 65 MPH. THIS STORM WAS LOCATED NEAR MORA...AND MOVING EAST AT 20 MPH. * LOCATIONS IMPACTED INCLUDE... QUAMBA... GRASSTON... STAY INDOORS...AND AWAY FROM WINDOWS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT THURSDAY EVENING FOR SOUTHERN MINNESOTA. LAT...LON 4601 9342 4576 9342 4575 9315 4601 9315 $$
1 follow-up statement
000 WWUS53 KMPX 262106 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 406 PM CDT THU JUL 26 2007 MNC065-262116- /O.EXP.KMPX.SV.W.0252.000000T0000Z-070726T2115Z/ KANABEC MN- 406 PM CDT THU JUL 26 2007 ...THE SEVERE THUNDERSTORM WARNING FOR KANABEC COUNTY EXPIRES AT 415 PM CDT... SEVERE STORMS HAD MOVED OUT OF THE COUNTY. REPORT ANY CURRENT OR PAST SEVERE WEATHER TO LOCAL LAW ENFORCEMENT FOR RELAY TO THE NATIONAL WEATHER SERVICE. LAT...LON 4601 9342 4576 9342 4575 9315 4601 9315 $$
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 26, 12:35 PM CDT | Severe Thunderstorm Warning | MPX | Todd | 40 min |
| Jul 26, 2:50 PM CDT | Severe Thunderstorm Warning | MPX | Mille Lacs | 40 min |
| Jul 26, 2:55 PM CDT | Severe Thunderstorm Warning | MPX | Hennepin | 50 min |
| Jul 26, 3:07 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Ramsey | 53 min |
| Jul 26, 3:46 PM CDT | Severe Thunderstorm Warning | MPX | Chisago | 59 min |
| Jul 26, 3:50 PM CDT | Severe Thunderstorm Warning | MPX | Washington | 55 min |
| Jul 26, 4:44 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Faribault | 46 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2007Every severe thunderstorm warning in 2007
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.