Alert archive / Connecticut / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 79, NWS Albany, NY

September 7, 1998Northwest Hills Planning Region, Connecticut

NWS Albany, NY issued this severe thunderstorm warning at Sep 7, 1998, 6:29 AM EDT for Northwest Hills Planning Region, Connecticut. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 7, 1998, 6:29 AM EDT (10:29 UTC)
Expired
Sep 7, 1998, 7:30 AM EDT
In force
61 min
Issued by
NWS Albany, NY
Area
Whole counties

County Northwest Hills Planning Region, CT

The radar

The Albany radar (KENX), 108 km from the middle of the area, began a volume at 10:31 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.

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 10.5 hours before the alert went out and 106 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, Albany, NY at 00:00Z on 1998-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1998 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, Albany, NY at 00:00Z on 1998-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 99 square meters per square second.193958Sfc1 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
1998 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
1651 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
99 m²/s²
0-3 km storm-relative helicity
260 m²/s²
Significant tornado parameter
0.7
Supercell composite
10.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KALB 071029 RRA
SVRALB
CTC005-071130-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
629 AM EDT MON SEP 7 1998

THE NATIONAL WEATHER SERVICE IN ALBANY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LITCHFIELD COUNTY IN NORTHWESTERN CONNECTICUT

* UNTIL 730 AM EDT

* AT 630 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM NEAR CLINTON CORNERS DUTCHESS COUNTY... MOVING
  EAST AT 60 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  NEAR NORTH KENT BY 640 AM EDT
  NEAR WOODVILLE AT 655 AM EDT
  NEAR THOMASTON AT 710 AM EDT

DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWSj!

RB

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

Local storm report, Sep 7, 2:43 AM EDT, 3 hours 46 minutes before
NEW YORK STATEWIDE POLICE INFORMATION NETWORK
TROOP W
0243AM     MON SEP 07 1998
WORL WLSR APTS
00004    FILE 28   ORLEANS CO WARNING PT NYSEM360H           SEP 07-98
TO       MEDIA WESTERN NY ST

WIDESPREAD POWER OUTAGE IN VILLAGE OF ALBION NIAGARA MOHAWK WILL BE HAVING
CREWS COMING IN  VILLAGE OF ALBION WILL BE HAVING POWER RESTORED MINIMUM
OF 8 HOURS OTHER AREAS OF COUNTY FOR RESIDENTIAL SERVICE MINIMUM OF 48 HOURS

SEVERE STORM PASSED THROUGH COUNTY JUST PRIOR TO MIDNIGHT MANY TREES DOWN
BLOCKING ROADS, POWER LINES DOWN.  OTHER REPORTS OF HOUSES DAMAGED DUE TO
STRONG WINDS.

ONLY THE VILLAGE OF ALBION DECLARED A STATE OF EMERGENCY WITH NO UNNECESSARY
TRAFFIC IN THE VILLAGE

AUTH RICHARD J CLARK EMERGENCY MGR               LITCHFIELD 242 AM
OPER - LITCHFIELD,WAYNE               0242
Local storm report, Sep 7, 3:26 AM EDT, 3 hours 3 minutes before
NEW YORK STATEWIDE POLICE INFORMATION NETWORK
TROOP E
0326AM     MON SEP 07 1998
EASO WLSR QHQT QTRF APTS WAPT
02631    FILE 28   SENECA CO SO  NY0490000                   SEP 07-98
TO       NATIONAL WEATHER SERVICE
         COPY SEMO DUTY OFFICER
                   THUNDERSTORM/HIGH WIND REPORT

COUNTY(S) AFFECTED: SENECA COUNTY

LOCATION (INCLUDING TOWN AND NEAREST ROAD): NORTHERN HALF OF THE COUNTY OF
SENECA
DATE AND TIME CONDITION STARTED: 0051 HRS
EXTENT OF DAMAGE OR AREAS IN DANGER: N/A

CHECK ONE:
HAIL SIZE REPORTED
( ) - NO HAIL REPORTED    (X) - LESS THAN 1/2" (PEA)
( ) - 1/2" (MARBLE)       ( ) - 1/2" TO 3/4" (PENNY)
( ) - 3/4" TO 1" (DIME)   ( ) - 1.25" (HALF DOLLAR)
( ) - 1.50" (WALNUT)      ( ) - 1.75" (GOLFBALL)
( ) - 2.00" (HENS EGG)    ( ) - 2.50" (TENNISBALL)
( ) - 2.75" (BASEBALL)    ( ) - 3.00" (TEA CUP)
( ) - 4.00" (GRAPEFRUIT)  ( ) - 4.50" (SOFTBALL)
NUMBER KILLED: 00       NUMBER INJURED: 00

CHECK ONE OR MORE AS APPLICABLE:
LIGHTNING REPORTED AS ( ) - CLOUD TO CLOUD  (X) - CLOUD TO GROUND
LIGHTNING DAMAGE TO:            ( ) - TREES
(X) - POWER/TELCO POLES   (X) - POWER/TELCO LINES
(X) - COMM. BUILDINGS     (X) - PRIVATE HOMES
( ) - OUT/FARM BUILDINGS  ( ) - CROPS
NUMBER KILLED: 00       NUMBER INJURED: 03

CHECK ONE OR MORE AS APPLICABLE:
HIGH WIND/T'STORM WIND DAMAGE   (X) - CROPS
(X) - SMALL TREES/SHRUBS  (X) - LARGE TREES
(X) - COMM. BUILDINGS     (X) - PRIVATE HOMES
(X) - OUT/FARM BUILDINGS  (X) - POWER/TELCO POLES
(X) - POWER/TELCO LINES

RELIABLE WIND SPEED REPORTS: 00  MPH OR 00 KNOTS
NUMBER KILLED: 00       NUMBER INJURED: 03

FLOODING (IF EXTENSIVE, SEND SEPARATE FLOOD MESSAGE FROM MENU)
( ) - STORM SEWER OVERFLOWS, UNDERPASSES, STREET FLOODING
( ) - LOCAL SMALL CREEKS OVERFLOWING
( ) - STREAMS AND LARGE CREEKS FLOODING (COMPLETE REMARKS W/DAMAGE

REMARKS: BY THE ORDER OF THE SHERIFF THOMAS H FOX EXTREME CAUTION IS ADVISED
WHEN TRAVELING NUMEROUS TREES, WIRES, SIGNS DOWN AND/OR ROADS CLOSED

AUTH PHONE #: 315 539-9241

AUTH SHERIFF THOMAS H FOX                           LEONARD

OPER - LEONARD,JAMES R                0325
Local storm report, Sep 7, 3:58 AM EDT, 2 hours 31 minutes before
NEW YORK STATEWIDE POLICE INFORMATION NETWORK
TROOP G
0358AM     MON SEP 07 1998
GDUA WLSR QHQT QTRF APTS WAPT
02001    FILE 28   SP DUANESBURG  NY1460101                  SEP 07-98
TO       NATIONAL WEATHER SERVICE
         COPY SEMO DUTY OFFICER
                   THUNDERSTORM/HIGH WIND REPORT

COUNTY(S) AFFECTED: FULTON/MONTGOMERY

LOCATION (INCLUDING TOWN AND NEAREST ROAD): NUMEROUS TOWNS AND ROADWAYS WITHIN
BOTH COUNTIES ESPECIALLY GLOVERSVILLE AND SURROUNDING AREAS
DATE AND TIME CONDITION STARTED: 09/07/98   @ 2:30 AM
EXTENT OF DAMAGE OR AREAS IN DANGER: NUMEROUS TREES AND WIRES DOWN, DAMAGE TO
HOUSES, ROADWAYS BLOCKED BY TREES AND WIRES, WATER DAMAGE

CHECK ONE:
HAIL SIZE REPORTED
( ) - NO HAIL REPORTED    (X) - LESS THAN 1/2" (PEA)
( ) - 1/2" (MARBLE)       ( ) - 1/2" TO 3/4" (PENNY)
( ) - 3/4" TO 1" (DIME)   ( ) - 1.25" (HALF DOLLAR)
( ) - 1.50" (WALNUT)      ( ) - 1.75" (GOLFBALL)
( ) - 2.00" (HENS EGG)    ( ) - 2.50" (TENNISBALL)
( ) - 2.75" (BASEBALL)    ( ) - 3.00" (TEA CUP)
( ) - 4.00" (GRAPEFRUIT)  ( ) - 4.50" (SOFTBALL)
NUMBER KILLED:  0       NUMBER INJURED: 0

CHECK ONE OR MORE AS APPLICABLE:
LIGHTNING REPORTED AS (X) - CLOUD TO CLOUD  (X) - CLOUD TO GROUND
LIGHTNING DAMAGE TO:            (X) - TREES
(X) - POWER/TELCO POLES   (X) - POWER/TELCO LINES
(X) - COMM. BUILDINGS     (X) - PRIVATE HOMES
(X) - OUT/FARM BUILDINGS  ( ) - CROPS
NUMBER KILLED: 0        NUMBER INJURED: 0

CHECK ONE OR MORE AS APPLICABLE:
HIGH WIND/T'STORM WIND DAMAGE   ( ) - CROPS
(X) - SMALL TREES/SHRUBS  (X) - LARGE TREES
(X) - COMM. BUILDINGS     (X) - PRIVATE HOMES
( ) - OUT/FARM BUILDINGS  (X) - POWER/TELCO POLES
(X) - POWER/TELCO LINES

RELIABLE WIND SPEED REPORTS:     MPH OR    KNOTS
NUMBER KILLED: 0        NUMBER INJURED: 0

FLOODING (IF EXTENSIVE, SEND SEPARATE FLOOD MESSAGE FROM MENU)
(X) - STORM SEWER OVERFLOWS, UNDERPASSES, STREET FLOODING
( ) - LOCAL SMALL CREEKS OVERFLOWING
( ) - STREAMS AND LARGE CREEKS FLOODING (COMPLETE REMARKS W/DAMAGE

REMARKS: ALL AREA DOT AND NIMO CREWS ACTIVATED AND ARE CURRENTLY WORKING ON
REPAIRS

AUTH PHONE #: 518 895-5300

AUTH SGT SAMIE J LIZZIO J    SP DUANESBURG 911 PSPAP

OPER - DICRISTOFARO,MARIO J           0357
Local storm report, Sep 7, 4:09 AM EDT, 2 hours 20 minutes before
NEW YORK STATEWIDE POLICE INFORMATION NETWORK
TROOP G
0409AM     MON SEP 07 1998
GFSO WLSR QHQT QTRF APTS WAPT
05010    FILE 28   FULTON CO SHERIFF NY0170000               SEP 07-98
TO       NATIONAL WEATHER SERVICE
         COPY SEMO DUTY OFFICER
                   THUNDERSTORM/HIGH WIND REPORT

COUNTY(S) AFFECTED:FULTON

LOCATION (INCLUDING TOWN AND NEAREST ROAD): ENTIRE COUNTY

DATE AND TIME CONDITION STARTED: 02:30 AM  DATE
EXTENT OF DAMAGE OR AREAS IN DANGER: MAJOR DAMAGE TO HOUSES AND VEHICLES,
WIDESPREAD POWER OUTAGES, NUMEROUS TREES DOWN

CHECK ONE:
HAIL SIZE REPORTED
( ) - NO HAIL REPORTED    ( ) - LESS THAN 1/2" (PEA)
( ) - 1/2" (MARBLE)       ( ) - 1/2" TO 3/4" (PENNY)
( ) - 3/4" TO 1" (DIME)   ( ) - 1.25" (HALF DOLLAR)
( ) - 1.50" (WALNUT)      ( ) - 1.75" (GOLFBALL)
( ) - 2.00" (HENS EGG)    ( ) - 2.50" (TENNISBALL)
( ) - 2.75" (BASEBALL)    ( ) - 3.00" (TEA CUP)
( ) - 4.00" (GRAPEFRUIT)  ( ) - 4.50" (SOFTBALL)
NUMBER KILLED:          NUMBER INJURED:

CHECK ONE OR MORE AS APPLICABLE:
LIGHTNING REPORTED AS (X) - CLOUD TO CLOUD  (X) - CLOUD TO GROUND
LIGHTNING DAMAGE TO:            (X) - TREES
(X) - POWER/TELCO POLES   (X) - POWER/TELCO LINES
( ) - COMM. BUILDINGS     (X) - PRIVATE HOMES
(X) - OUT/FARM BUILDINGS  ( ) - CROPS
NUMBER KILLED:          NUMBER INJURED:

CHECK ONE OR MORE AS APPLICABLE:
HIGH WIND/T'STORM WIND DAMAGE   ( ) - CROPS
(X) - SMALL TREES/SHRUBS  (X) - LARGE TREES
( ) - COMM. BUILDINGS     (X) - PRIVATE HOMES
(X) - OUT/FARM BUILDINGS  (X) - POWER/TELCO POLES
(X) - POWER/TELCO LINES

RELIABLE WIND SPEED REPORTS:     MPH OR    KNOTS
NUMBER KILLED:          NUMBER INJURED:

FLOODING (IF EXTENSIVE, SEND SEPARATE FLOOD MESSAGE FROM MENU)
( ) - STORM SEWER OVERFLOWS, UNDERPASSES, STREET FLOODING
( ) - LOCAL SMALL CREEKS OVERFLOWING
( ) - STREAMS AND LARGE CREEKS FLOODING (COMPLETE REMARKS W/DAMAGE

REMARKS: COUNTY IS IN EXTREME EMERGENCY SITUATION WITH TREES AND WIRES DOWN
POSSIBLE TORNADO TYPE ACTIVITY IN BROADALBIN  NUMEROUS REPORTS OF DISTRESSED
BOATERS ON SACANDAGA   REQUESTING RESTRICTED ACCESS TO ROAWAYS
AUTH PHONE #: 5180736-2100

AUTH S^GT GARTH W HILLER

OPER - HILLIER,GARTH W                0409
Local storm report, Sep 7, 5:29 AM EDT, 1 hour before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ALBANY NY
529 AM EDT MON SEP 07 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1248 AM    OLD FORGE                 NY   .88 INCH HAIL
09/07/98   HERKIMER                       NICKEL SIZE HAIL

0217 AM    HERKIMER                  NY   WIND DAMAGE
09/07/98   HERKIMER                       SHERIFF REPORTED TREE
                                          LIMBS AND POWERLINES DOWN.
                                          POWER INTERUPT TO EOC.

0218 AM    FAIRFIELD                 NY   78 MPH TSTM GUST
09/07/98   HERKIMER                       SPOTTER REPORTED MEASURED
                                          WIND GUST OF 78 MPH.

0220 AM    LITTLE FALLS              NY   .75 INCH HAIL
09/07/98   HERKIMER                       SKYWARN EC REPORTS POWER
                                          OUT AT LITTLE FALLS,
                                          ILLION, FRANKFORT,
                                          SCHUYLER WITH DIME SIZE
                                          HAIL AND TREES DOWN OVER
                                          MUCH OF SOUTHERN HERKIMER
                                          COUNTY.

0220 AM    MOHAWK                    NY   .88 INCH HAIL
09/07/98   HERKIMER                       SPOTTER REPORT OF NICKEL
                                          SIZE HAIL AND LARGE LIMBS
                                          DOWN WITH HEAVY RAIN.

0240 AM    GLOVERSVILLE              NY   60 MPH TSTM GUST
09/07/98   FULTON                         SPOTTER ESTIMATED WIND
                                          GUST OF 60 MPH. TREES AND
                                          LIMBS DOWN.

0242 AM    GLEN                      NY   80 MPH TSTM GUST
09/07/98   MONTGOMERY                     SPOTTER REPORT OF MEASURED
                                          WIND GUST OF 80 MPH.

0245 AM    FT PLAIN                  NY   .75 INCH HAIL
09/07/98   MONTGOMERY                     SPOTTER REPORT OF THREE
                                          QUARTER INCH HAIL AND 60
                                          MPH WIND GUST.

0250 AM    ST JOHNSVILLE             NY   TORNADO
09/07/98   MONTGOMERY                     SHERIFF DEPUTY REPORTED
                                          POSSIBLE TORNADO TOUCHDOWN
                                          WITH TREES DOWN AND POWER
                                          OUT TO A LARGE PART OF THE
                                          COUNTY.

0305 AM    JONESVILLE                NY   WIND DAMAGE
09/07/98   SARATOGA                       POWER POLES AND POWER
                                          LINES DOWN IN JONESVILLE,
                                          BURNT HILLS, MARTA RIDGE,
                                          AND BALLSTON SPA.

0315 AM    SCHUYLERVILLE             NY   .75 INCH HAIL
09/07/98   SARATOGA                       SPOTTER REPORT OF DIME
                                          SIZE HAIL AND 50 MPH WIND

0320 AM    OPPENHEIM                 NY   WIND DAMAGE
09/07/98   FULTON                         SPOTTER REPORT OF NUMEROUS
                                          TREES DOWN WITH POWER
                                          OUTAGES.

0320 AM    SCHAGHTICOKE              NY   WIND DAMAGE
09/07/98   RENSSELAER                     TREES DOWN ON ROAD
                                          REPORTED BY FIRE
                                          DEPARTMENT.

0333 AM    FT EDWARD                 NY   .75 INCH HAIL
09/07/98   WASHINGTON                     SPOTTER REPORT OF DIME
                                          SIZE HAIL AND GUSTY WIND.

0350 AM    PLEASANTDALE              NY   WIND DAMAGE
09/07/98   RENSSELAER                     BOAT WITH MULTIPLE
                                          PASSENGERS CAPSIZED ON THE
                                          HUDSON RIVER.

0350 AM                              NY   WIND DAMAGE
09/07/98   SARATOGA                       FIRE DEPARTMENT REPORT OF
                                          NUMEROUS TREES DOWN WITH
                                          ROADS BLOCKED IN NORTHWEST
                                          SARATOGA COUNTY.

0400 AM    WOODFORD                  VT   WIND DAMAGE
09/07/98   BENNINGTON                     VERMONT STATE POLICE
  8                                        REPORT OF NUMEROUS TREES
                                          DOWN.
Local storm report, Sep 7, 5:29 AM EDT, 1 hour before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ALBANY NY
529 AM EDT MON SEP 07 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1248 AM    OLD FORGE                 NY   .88 INCH HAIL
09/07/98   HERKIMER                       NICKEL SIZE HAIL

0217 AM    HERKIMER                  NY   WIND DAMAGE
09/07/98   HERKIMER                       SHERIFF REPORTED TREE
                                          LIMBS AND POWERLINES DOWN.
                                          POWER INTERUPT TO EOC.

0218 AM    FAIRFIELD                 NY   78 MPH TSTM GUST
09/07/98   HERKIMER                       SPOTTER REPORTED MEASURED
                                          WIND GUST OF 78 MPH.

0220 AM    LITTLE FALLS              NY   .75 INCH HAIL
09/07/98   HERKIMER                       SKYWARN EC REPORTS POWER
                                          OUT AT LITTLE FALLS,
                                          ILLION, FRANKFORT,
                                          SCHUYLER WITH DIME SIZE
                                          HAIL AND TREES DOWN OVER
                                          MUCH OF SOUTHERN HERKIMER
                                          COUNTY.

0220 AM    MOHAWK                    NY   .88 INCH HAIL
09/07/98   HERKIMER                       SPOTTER REPORT OF NICKEL
                                          SIZE HAIL AND LARGE LIMBS
                                          DOWN WITH HEAVY RAIN.

0240 AM    GLOVERSVILLE              NY   60 MPH TSTM GUST
09/07/98   FULTON                         SPOTTER ESTIMATED WIND
                                          GUST OF 60 MPH. TREES AND
                                          LIMBS DOWN.

0242 AM    GLEN                      NY   80 MPH TSTM GUST
09/07/98   MONTGOMERY                     SPOTTER REPORT OF MEASURED
                                          WIND GUST OF 80 MPH.

0245 AM    FT PLAIN                  NY   .75 INCH HAIL
09/07/98   MONTGOMERY                     SPOTTER REPORT OF THREE
                                          QUARTER INCH HAIL AND 60
                                          MPH WIND GUST.

0250 AM    ST JOHNSVILLE             NY   TORNADO
09/07/98   MONTGOMERY                     SHERIFF DEPUTY REPORTED
                                          POSSIBLE TORNADO TOUCHDOWN
                                          WITH TREES DOWN AND POWER
                                          OUT TO A LARGE PART OF THE
                                          COUNTY.

0305 AM    JONESVILLE                NY   WIND DAMAGE
09/07/98   SARATOGA                       POWER POLES AND POWER
                                          LINES DOWN IN JONESVILLE,
                                          BURNT HILLS, MARTA RIDGE,
                                          AND BALLSTON SPA.

0315 AM    SCHUYLERVILLE             NY   .75 INCH HAIL
09/07/98   SARATOGA                       SPOTTER REPORT OF DIME
                                          SIZE HAIL AND 50 MPH WIND

0320 AM    OPPENHEIM                 NY   WIND DAMAGE
09/07/98   FULTON                         SPOTTER REPORT OF NUMEROUS
                                          TREES DOWN WITH POWER
                                          OUTAGES.

0320 AM    SCHAGHTICOKE              NY   WIND DAMAGE
09/07/98   RENSSELAER                     TREES DOWN ON ROAD
                                          REPORTED BY FIRE
                                          DEPARTMENT.

0333 AM    FT EDWARD                 NY   .75 INCH HAIL
09/07/98   WASHINGTON                     SPOTTER REPORT OF DIME
                                          SIZE HAIL AND GUSTY WIND.

0350 AM    PLEASANTDALE              NY   WIND DAMAGE
09/07/98   RENSSELAER                     BOAT WITH MULTIPLE
                                          PASSENGERS CAPSIZED ON THE
                                          HUDSON RIVER.

0350 AM                              NY   WIND DAMAGE
09/07/98   SARATOGA                       FIRE DEPARTMENT REPORT OF
                                          NUMEROUS TREES DOWN WITH
                                          ROADS BLOCKED IN NORTHWEST
                                          SARATOGA COUNTY.

0400 AM    WOODFORD                  VT   WIND DAMAGE
09/07/98   BENNINGTON                     VERMONT STATE POLICE
  8                                        REPORT OF NUMEROUS TREES
                                          DOWN.

Nearby

Severe Thunderstorm Warnings in Connecticut, 1998Every severe thunderstorm warning in 1998

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; radar from the NEXRAD Level II archive.