Alert archive / North Dakota / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 1, NWS Grand Forks, ND

May 22, 1990Richland County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at May 22, 1990, 3:25 PM CDT for Richland County, North Dakota. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
May 22, 1990, 3:25 PM CDT (20:25 UTC)
Expired
May 22, 1990, 3:55 PM CDT
In force
30 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Richland County, ND

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Aberdeen, SD (KHON), launched 12:00Z, 8.4 hours before the alert went out and 189 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.

Skew-T log-pSkew-T log-p diagram, Aberdeen, SD at 12:00Z on 1990-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 28 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 12:00Z on 1990-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
28 J/kg
Mixed-layer CIN
-216 J/kg
Mixed-layer LCL
872 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KFAR 222025
SVRFAR
NDC077-222115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE FARGO ND
325 PM CDT TUE MAY 22 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 415 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE SOUTHEAST PART OF NORTH DAKOTA
      EXTREME SOUTHERN RICHLAND

AT 320 PM CDT A CO OPERATIVE OBSERVER IN LIDGERWOOD NORTH DAKOTA
REPORTED 3/4 INCH HAIL COVERING THE GROUND WITH VERY HEAVY RAINS.
RADAR INDICATED A SEVERE THUNDERSTORM NEAR LIDGERWOOD MOVING
EAST AT 30 MILES AN HOUR.

IF THREATENING WEATHER APPROACHES...YOU SHOULD GO TO A PLACE OF
SAFETY IMMEDIATELY.  REPORT ALL SEVERE WEATHER TO YOUR LOCAL LAW
ENFORCEMENT AGENCY AFTER THE STORM PASSES.

EWENS

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 22, 1:37 PM CDT, 1 hour 48 minutes before
NDZ012-013-014-015-016-017-018-MNZ001-006-007-010-011-013- 221925-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE FARGO ND
130 AM CDT TUE MAY 22 1990

...STRONG THUNDERSTORMS CONTINUE OVER EAST CENTRAL AND WEST CENTRAL
MINNESOTA...

AT 130 PM CDT A STRONG THUNDERSTORM WAS LOCATED 10 MILES SOUTHWEST
OF FARGO NORTH DAKOTA AND ANOTHER STORNG THUNDERSTORM WAS LOCATED
10 MILES WEST OF FARGO NORTH DAKOTA. THESE STRONG THUNDERSTORMS
WERE MOVING EAST AT 25 MILES AN HOUR AND WILL PASS THROUGH THE
FARGO/MOORHEAD AREA BY 2PM. THESE THUNDERSTORMS HAD PRODUCED SMALL
HAIL...BRIEF HEAVY RAIN AND NUMEROUS LIGHTNING STRIKES.

ANOTHER STRONG THUNDERSTORM WAS LOCATED 45 MILES NORTH OF FARGO
NORTH DAKOTA ALSO MOVING EAST AT 25 TO 30 MILES AN HOUR AND WILL
MOVE INTO THE CROOKSTON MINNESOTA AREA BY 230PM.

OTHER THUNDERSTORMS AND HEAVY RAIN SHOWERS CONTINUED OVER MUCH
OF EAST CENTRAL AND SOUTHEAST NORTH DAKOT AND NORTHWEST AND
WEST CENTRAL MINNESOTA. THESE THUNDERSTORMS AND RAIN SHOWERS
WERE ALSO MOVING EAST AT 25 MILES AN HOUR.

PERSONS NEAR THESE SHOWERS AND THUNDERSTORMS SHOULD BE ALERT
TO RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK
SHELTER IF THE NEED A,RISES.

PLEASE STAY TUNED TO YOUR LOCAL RADIO AND TV STATIONS FOR LATEST
INFORMATION ON THESE THUNDERSTORMS.
ANDERSEN
Special weather statement, May 22, 1:41 PM CDT, 1 hour 44 minutes before
NDZ012-013-014-015-016-017-018-MNZ001-006-007-010-011-013- 221925-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTED
NATIONAL WEATHER SERVICE FARGO ND
130 PM CDT TUE MAY 22 1990

...STRONG THUNDERSTORMS CONTINUE OVER EAST CENTRAL AND WEST CENTRAL
MINNESOTA...

AT 130 PM CDT A STRONG THUNDERSTORM WAS LOCATED 10 MILES SOUTHWEST
OF FARGO NORTH DAKOTA AND ANOTHER STRONG THUNDERSTORM WAS LOCATED
10 MILES WEST OF FARGO NORTH DAKOTA. THESE STRONG THUNDERSTORMS
WERE MOVING EAST AT 25 MILES AN HOUR AND WILL PASS THROUGH THE
FARGO/MOORHEAD AREA BY 2PM. THESE THUNDERSTORMS HAD PRODUCED SMALL
HAIL...BRIEF HEAVY RAIN AND NUMEROUS LIGHTNING STRIKES.

ANOTHER STRONG THUNDERSTORM WAS LOCATED 45 MILES NORTH OF FARGO
NORTH DAKOTA ALSO MOVING EAST AT 25 TO 30 MILES AN HOUR AND WILL
MOVE INTO THE CROOKSTON MINNESOTA AREA BY 230PM.

OTHER THUNDERSTORMS AND HEAVY RAIN SHOWERS CONTINUED OVER MUCH
OF EAST CENTRAL AND SOUTHEAST NORTH DAKOTA AND NORTHWEST AND
WEST CENTRAL MINNESOTA. THESE THUNDERSTORMS AND RAIN SHOWERS
WERE ALSO MOVING EAST AT 25 MILES AN HOUR.

PERSONS NEAR THESE SHOWERS AND THUNDERSTORMS SHOULD BE ALERT
TO RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK
SHEL1TER IF THE NEED ARISES.

PLEASE STAY TUNED TO YOUR LOCAL RADIO AND TV STATIONS FOR LATEST
INFORMATION ON THESE THUNDERSTORMS.
ANDERSEN
Special weather statement, May 22, 2:44 PM CDT, 41 minutes before
NDZ012-013-014-015-016-017-018-MNZ001-006-007-010-011-013-222030-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE FARGO ND
230 PM CDT TUE MAY 22 1990

...THUNDERSTORMS WITH HAIL AND VERY HEAVY RAIN CONTINUED OVER
SOUTHERN RED RIVER VALLEY...

AT 230 PM CDT SEVERAL STRONG THUNDERSTORMS CONTINUED OVER EAST
CENTRAL AND SOUTHEAST NORTH DAKOTA AND WEST CENTRAL MINNESOTA.
THESE STRONG THUNDERSTORMS PRODUCED PEA TO MARBLE SIZED HAIL AS
THEY PASSED JUST SOUTH OF FARGO NORTH DAKOTA. PEA SIZED HAIL
COVERING THE GROUND WAS REPORTED AT VERONA AND HICKSON NORTH
DAKOTA. BRIEF VERY HEAVY RAIN WAS ALSO REPORTED WITH THESE
THUNDERSTORMS.

OTHER RAIN SHOWERS AND THUNDERSTORMS CONTINUED OVER EAST CENTRAL
AND SOUTHEAST NORTH DAKOTA AND NORTHWEST AND WEST CENTRAL MINNESOTA.
ALL OF THESE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 25 MILES
AN HOUR.
PERSON NEAR THESE THUNDERSTORMS SHOULD REMAIN ALERT FOR RAPIDLY
CHANGING WEATHER CONDITIONS.

PLEASE STAY TUNED TO YOUR LOCAL RADIO AND TV STATIONS FOR LATEST
INFORMATION ON THESE THUNDERSTORMS.
ANDERSEN

Nearby

Severe Thunderstorm Warnings in North Dakota, 1990Every severe thunderstorm warning in 1990

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.