Alert archive / Colorado / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 19, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at May 28, 1993, 4:47 PM MDT for Larimer County, Weld County, Colorado. It was in force for 28 min.
The area
The counties it named.
The facts
- Issued
- May 28, 1993, 4:47 PM MDT (22:47 UTC)
- Expired
- May 28, 1993, 5:15 PM MDT
- In force
- 28 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
Counties Larimer County, CO, Weld County, CO
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 10.8 hours before the alert went out and 166 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
- 1389 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 62 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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, May 28, 3:05 PM MDT, 1 hour 42 minutes before
COZ011-282200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 305 PM MDT FRI MAY 28 1993 ...THUNDERSTORMS DEVELOPING OVER SOUTH SUBURBS... AT 305 PM MDT...MODERATE THUNDERSTORMS WERE STRENGTHENING OVER SOUTHERN JEFFERSON COUNTY...SOUTHWEST ARAPAHOE COUNTY...AND NORTHERN DOUGLAS COUNTY. DOPPLER RADAR SHOWED THE STRONGEST STORM WAS OVER PARKER...COLORADO...IN NORTHERN DOUGLAS COUNTY. THE STORM OVER PARKER WAS INTENSIFYING RAPIDLY AND HEAVY RAIN WAS REPORTED BY THE PUBLIC AT 255 PM...ONE MILE NORTH OF PARKER. ALL THE THUNDERSTORMS IN THE SOUTHERN SUBURBS WERE MOVING NORTHEAST AT 5 MILES AN HOUR. THESE STORMS ARE CAPABLE OF PRODUCING SMALL HAIL...GUSTY WINDS TO 40 MILES AN HOUR...AND HEAVY RAIN. MINOR STREET AND SMALL STREAM FLOODING IS POSSIBLE. YOU SHOULD SEEK SHELTER IF THREATENING WEATHER APPROACHES AND DRIVERS SHOULD AVOID DRIVING THROUGH FLOODED ROADS. A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 PM TONIGHT FOR NORTHEASTERN COLORADO...TO THE NORTH AND EAST OF THE DENVER METRO AREA. STAY TUNED TO WEATHER RADIO FOR ADDITIONAL INFORMATION. CUOCO
Special weather statement, May 28, 3:09 PM MDT, 1 hour 38 minutes before
COZ011-282200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 305 PM MDT FRI MAY 28 1993 ...THUNDERSTORMS DEVELOPING OVER SOUTH SUBURBS... AT 305 PM MDT...MODERATE THUNDERSTORMS WERE STRENGTHENING OVER SOUTHERN JEFFERSON COUNTY...SOUTHWEST ARAPAHOE COUNTY...AND NORTHERN DOUGLAS COUNTY. DOPPLER RADAR SHOWED THE STRONGEST STORM WAS OVER PARKER...COLORADO...IN NORTHERN DOUGLAS COUNTY. THE STORM OVER PARKER WAS INTENSIFYING RAPIDLY AND HEAVY RAIN WAS REPORTED BY THE PUBLIC AT 255 PM...ONE MILE NORTH OF PARKER. ALL THE THUNDERSTORMS IN THE SOUTHERN SUBURBS WERE MOVING NORTHEAST AT 5 MILES AN HOUR. THESE STORMS ARE CAPABLE OF PRODUCING SMALL HAIL...GUSTY WINDS TO 40 MILES AN HOUR...AND HEAVY RAIN. MINOR STREET AND SMALL STREAM FLOODING IS POSSIBLE. YOU SHOULD SEEK SHELTER IF THREATENING WEATHER APPROACHES AND DRIVERS SHOULD AVOID DRIVING THROUGH FLOODED ROADS. A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 90L0 PM TONIGHT FOR NORTHEASTERN COLORADO...TO THE NORTH AND EAST OF THE DENVER METRO AREA. STAY TUNED TO WEATHER RADIO FOR ADDITIONAL INFORMATION. CUOCO
Special weather statement, May 28, 3:40 PM MDT, 1 hour 7 minutes before
COZ011-282230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 340 PM MDT FRI MAY 28 1993 ...THUNDERSTORMS IN THE FORT COLLINS AREA... AT 330 PM MDT...THE PUBLIC IN BELLVUE...JUST NORTH OF FORT COLLINS... REPORTED HEAVY RAIN AND PEA-SIZED HAIL FROM AN AREA OF THUNDERSTORMS THAT STRETCHED FROM 5 MILES NORTHEAST OF FORT COLLINS TO NEAR ESTES PARK. DOPPLER RADAR INDICATED THAT THESE STORMS WERE DRIFTING SLOWLY EASTWARD. THESE STORMS WILL CONTINUE TO PRODUCE HEAVY RAIN FROM FORT COLLINS SOUTHWARD TO MASONVILLE AND DRAKE THROUGH 400 PM. SMALL HAIL AND GUSTY WINDS UP TO 40 MPH WILL ALSO OCCUR. FLOODING OF SMALL STREAMS AND MINOR STREET FLOODING IS POSSIBLE IN SOUTHEASTERN LARIMER COUNTY THROUGH 430 PM. MOVE INDOORS WHEN THUNDERSTORMS APPROACH AS PROTECTION FROM LIGHTNING. DRIVERS SHOULD ALSO AVOID DRIVING ON FLOODED ROADWAYS. A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 PM TONIGHT FOR NORTHEASTERN COLORADO...TO THE NORTH AND EAST OF THE DENVER METRO AREA. STAY TUNED TO WEATHER RADIO FOR ADDITIONAL INFORMATION. DANKERS ADIO OR YOUR FAVORITE NEWS SOURCE FOR UPDATES ON THIS WEATHER SITUATION. END/WAGNER
Special weather statement, May 28, 3:42 PM MDT, 1 hour 5 minutes before
COZ011-282230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 340 PM MDT FRI MAY 28 1993 ...THUNDERSTORMS IN THE FORT COLLINS AREA... AT 330 PM MDT...THE PUBLIC IN BELLVUE...JUST NORTH OF FORT COLLINS... REPORTED HEAVY RAIN AND PEA-SIZED HAIL FROM AN AREA OF THUNDERSTORMS THAT STRETCHED FROM 5 MILES NORTHEAST OF FORT COLLINS TO NEAR ESTES PARK. DOPPLER RADAR INDICATED THAT THESE STORMS WERE DRIFTING SLOWLY EASTWARD. THESE STORMS WILL CONTINUE TO PRODUCE HEAVY RAIN FROM FORT COLLINS SOUTHWARD TO MASONVILLE AND DRAKE THROUGH 400 PM. SMALL HAIL AND GUSTY WINDS UP TO 40 MPH WILL ALSO OCCUR. FLOODING OF SMALL STREAMS AND MINOR STREET FLOODING IS POSSIBLE IN SOUTHEASTERN LARIMER COUNTY THROUGH 430 PM. MOVE INDOORS WHEN THUNDERSTORMS APPROACH AS PROTECTION FROM LIGHTNING. DRIVERS SHOULD ALSO AVOID DRIVING ON FLOODED ROADWAYS. A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 PM TONIGHT FOR NORTHEASTERN COLORADO...TO THE NORTH AND EAST OF THE DENVER METRO AREA. STAY TUNED TO WEATHER RADIO FOR ADDITIONAL INFORMATION. DANKERS
Special weather statement, May 28, 4:40 PM MDT, 7 minutes before
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
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</html>The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 9:28 PM MDT | Severe Thunderstorm Warning | BOU | Yuma | 47 min |
| May 27, 10:11 PM MDT | Severe Thunderstorm Warning | BOU | Yuma | 29 min |
| May 28, 4:13 PM MDT | Tornado Warning | BOU | Larimer, Weld | 12 min |
| May 28, 5:11 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 32 min |
| May 28, 5:22 PM MDT | Tornado Warning | BOU | Weld | 23 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.