Alert archive / Colorado / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 41, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 12, 1993, 6:58 PM MDT for Sedgwick County, Colorado. It was in force for 47 min.
The area
The counties it named.
The facts
- Issued
- Jun 12, 1993, 6:58 PM MDT (00:58 UTC)
- Expired
- Jun 12, 1993, 7:45 PM MDT
- In force
- 47 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Sedgwick County, CO
The nearest sounding before it
Denver, CO (KDEN), launched 00:00Z, 1.0 hours before the alert went out and 134 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
- 907 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 3541 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- -45 m²/s²
- 0-3 km storm-relative helicity
- -35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.7
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 12, 6:05 PM MDT, 53 minutes before
COZ013-130100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 605 PM MDT SAT JUN 12 1993 ...SEVERE THUNDERSTORMS JUST ACROSS THE COLORADO BORDER... AT 600 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED TWO THUNDERSTORMS JUST ACROSS THE COLORADO BORDER NEAR SYDNEY NEBRASKA. THESE STORMS HAVE A HISTORY OF PRODUCING SEVERE WEATHER AND ARE EXPECTED TO CLIP THE EXTREME NORTHEAST PART OF NORTHEAST COLORADO BETWEEN 600 AND 730 PM. IF YOU ARE IN NORTHEAST LOGAN...SEDGWICK OR PHILLIPS COUNTIES...BE ON THE LOOKOUT FOR THESE STORMS. REMEMBER...A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM MDT FOR PORTIONS OF NORTHEAST AND EAST-CENTRAL COLORADO. IF THREATENING WEATHER APPROACHES YOUR LOCATION...MOVE SWIFTLY TO A PREDETERMINED PLACE OF SAFETY. IN THE MEANTIME...STAY TUNED TO LOCAL MEDIA...THE WEATHER CHANNEL...OR NOAA WEATHER RADIO FOR FURTHER INFORMATION. WOLF
Special weather statement, Jun 12, 6:06 PM MDT, 52 minutes before
COZ013-130100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 605 PM MDT SAT JUN 12 1993 ...SEVERE THUNDERSTORMS JUST ACROSS THE COLORADO BORDER... AT 600 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED TWO THUNDERSTORMS JUST ACROSS THE COLORADO BORDER NEAR SYDNEY NEBRASKA. THESE STORMS HAVE A HISTORY OF PRODUCING SEVERE WEATHER AND ARE EXPECTED TO CLIP THE EXTREME NORTHEAST PART OF NORTHEAST COLORADO BETWEEN 600 AND 730 PM. IF YOU ARE IN NORTHEAST LOGAN...SEDGWICK OR PHILLIPS COUNTIES...BE ON THE LOOKOUT FOR THESE STORMS. REMEMBER...A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM MDT FOR PORTIONS OF NORTHEAST AND EAST-CENTRAL COLORADO. IF THREATENING WEATHER APPROACHES YOUR LOCATION...MOVE SWIFTLY TO A PREDETERMINED PLACE OF SAFETY. IN THE MEANTIME...STAY TUNED TO LOCAL MEDIA...THE WEATHER CHANNEL...OR NOAA WEATHER RADIO FOR FURTHER INFORMATION. WOLF
Special weather statement, Jun 12, 6:44 PM MDT, 14 minutes before
COZ013-130130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 645 PM MDT SAT JUN 12 1993 ...SEVERE THUNDERSTORMS JUST ACROSS THE COLORADO BORDER... AT 640 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS JUST ACROSS THE COLORADO BORDER EAST OF SYDNEY NEBRASKA. THESE STORMS HAVE A HISTORY OF PRODUCING LARGE HAIL AND ARE EXPECTED TO CLIP THE EXTREME NORTHEAST PART OF NORTHEAST COLORADO BETWEEN 645 AND 730 PM AS THEY MOVE EAST-SOUTHEAST AROUND 20 MILES AN HOUR. IF YOU ARE IN NORTHEAST LOGAN...SEDGWICK OR PHILLIPS COUNTIES...BE ON THE LOOKOUT FOR THESE STORMS. REMEMBER...A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM MDT FOR PORTIONS OF NORTHEAST AND EAST-CENTRAL COLORADO. IF THREATENING WEATHER APPROACHES YOUR LOCATION...MOVE SWIFTLY TO A PREDETERMINED PLACE OF SAFETY. IN THE MEANTIME...STAY TUNED TO LOCAL MEDIA...THE WEATHER CHANNEL...OR NOAA WEATHER RADIO FOR FURTHER INFORMATION. WOLF
Special weather statement, Jun 12, 6:45 PM MDT, 13 minutes before
COZ013-130130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 645 PM MDT SAT JUN 12 1993 ...SEVERE THUNDERSTORMS JUST ACROSS THE COLORADO BORDER... AT 640 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS JUST ACROSS THE COLORADO BORDER EAST OF SYDNEY NEBRASKA. THESE STORMS HAVE A HISTORY OF PRODUCING LARGE HAIL AND ARE EXPECTED TO CLIP THE EXTREME NORTHEAST PART OF NORTHEAST COLORADO BETWEEN 645 AND 730 PM AS THEY MOVE EAST-SOUTHEAST AROUND 20 MILES AN HOUR. IF YOU ARE IN NORTHEAST LOGAN...SEDGWICK OR PHILLIPS COUNTIES...BE ON THE LOOKOUT FOR THESE STORMS. REMEMBER...A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM MDT FOR PORTIONS OF NORTHEAST AND EAST-CENTRAL COLORADO. IF THREATENING WEATHER APPROACHES YOUR LOCATION...MOVE SWIFTLY TO A PREDETERMINED PLACE OF SAFETY. IN THE MEANTIME...STAY TUNED TO LOCAL MEDIA...THE WEATHER CHANNEL...OR NOAA WEATHER RADIO FOR FURTHER INFORMATION. WOLF
Special weather statement, Jun 12, 6:52 PM MDT, 6 minutes before
COZ013-130130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 650 PM PM MDT SAT JUN 12 1993 ...TORNADO WATCH CANCELLED IN SOUTHEAST COLORADO...CONTINUED UNTIL 10 PM IN NORTHEAST COLORADO... THE NATIONAL WEATHER SERVICE HAS CANCELLED THE TORNADO WATCH IN SOUTHEAST COLORADO IN PROWERS...KIOWA AND CHEYENNE COUNTIES. THE WATCH CONTINUES IN KIT CARSON...YUMA...EASTERN WASHINGTON... PHILLIPS SEDGEWICK AND LOGAN COUNTIES. THERE IS A HIGH THREAT OF THUNDERSTORMS CONTAINING LARGE HAIL AND POSSIBLE TORNADOES AS SEVERE THUNDERSTORMS MOVE FROM THE NEBRASKA PANHANDLE INTO NORTHEAST COLORADO. BG
Special weather statement, Jun 12, 6:52 PM MDT, 6 minutes before
COZ013-130130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 650 PM PM MDT SAT JUN 12 1993 ...TORNADO WATCH CANCELLED IN SOUTHEAST COLORADO...CONTINUED UNTIL 10 PM IN NORTHEAST COLORADO... THE NATIONAL WEATHER SERVICE HAS CANCELLED THE TORNADO WATCH IN SOUTHEAST COLORADO IN PROWERS...KIOWA AND CHEYENNE COUNTIES. THE WATCH CONTINUES IN KIT CARSON...YUMA...EASTERN WASHINGTON... PHILLIPS SEDGEWICK AND LOGAN COUNTIES. THERE IS A HIGH THREAT OF THUNDERSTORMS CONTAINING LARGE HAIL AND POSSIBLE TORNADOES AS SEVERE THUNDERSTORMS MOVE FROM THE NEBRASKA PANHANDLE INTO NORTHEAST COLORADO. BG
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 7:35 PM MDT | Tornado Warning | BOU | Sedgwick | 25 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 1993Every severe thunderstorm warning in 1993
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.