Alert archive / Michigan / Tornado Warnings in 1999
Tornado Warning 2, NWS Gaylord, MI
NWS Gaylord, MI issued this tornado warning at Jul 3, 1999, 7:20 PM EDT for Montmorency County, Oscoda County, Michigan. It was in force for 35 min. 3 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 3, 1999, 7:20 PM EDT (23:20 UTC)
- Expired
- Jul 3, 1999, 7:55 PM EDT
- In force
- 35 min
- Issued by
- NWS Gaylord, MI
- Area
- Whole counties
Counties Montmorency County, MI, Oscoda County, MI
The radar
The NCL Michigan radar (KAPX), 47 km from the middle of the area, began a volume at 23:21 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 3, 7:20 PM EDT | Thunderstorm Wind 65 | Lewiston, MI | Hundreds of trees down around Wolf Lake. Several homes had roof damage |
| Jul 3, 7:21 PM EDT | Tornado F1 | Lewiston, MI | 60 yard wide swath of trees snapped off 8 feet above the ground. 3 homes damaged. Several mobile homes damaged. Tornado continued into Oscoda county. |
| Jul 3, 7:25 PM EDT | Tornado F2 | Comins, MI | Continuation of Montmorency County tornado. Most extensive area of damage occurred here. See narrative below. Tornado continued into Alcona county. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Alpena, MI (KAPX), launched 12:00Z, 11.3 hours before the alert went out and 138 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
- 643 J/kg
- Mixed-layer CIN
- -108 J/kg
- Mixed-layer LCL
- 829 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 207 m²/s²
- 0-3 km storm-relative helicity
- 271 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KAPX 032321 RRA TORAPN MIC119-135-032355- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE GAYLORD MI 720 PM EDT SAT JUL 3 1999 THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A * TORNADO WARNING FOR... MONTMORENCY COUNTY IN NORTHEASTERN LOWER MICHIGAN OSCODA COUNTY IN NORTHEASTERN LOWER MICHIGAN * UNTIL 755 PM EDT * AT 719 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO 10 MILES SOUTHWEST OF ATLANTA... fMOVING EAST AT 45 MPH. * THE STORM PRODUCING THE TORNADO WILL BE AT... COMINS BY 732 PM EDT PERSONS IN AND NEAR THESE AREAS SHOULD IMMEDIATELY MOVE INTO A BASEMENT OR INTERIOR ROOM ON THE LOWEST FLOOR AWAY FROM WINDOWS. HIRSCH
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 7:39 PM EDT | Tornado Warning | APX | Alcona | 31 min |
Nearby
Tornado Warnings in Michigan, 1999Every tornado warning in 1999Tornadoes in 1999
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.