Alert archive / Indiana / Special Weather Statements in 2021

Special Weather Statement, NWS Northern Indiana

July 15, 2021White County, Indiana

NWS Northern Indiana issued this special weather statement at Jul 15, 2021, 8:11 PM EDT for White County, Indiana. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 15, 2021, 8:11 PM EDT (00:11 UTC)
Expired
Jul 15, 2021, 9:00 PM EDT
In force
49 min
Issued by
NWS Northern Indiana

County White County, IN

The radar

The Indianapolis radar (KIND), 119 km from the middle of the area, began a volume at 00:12 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

Lincoln, IL (KILX), launched 00:00Z, 0.2 hours before the alert went out and 155 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, Lincoln, IL at 00:00Z on 2021-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 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, Lincoln, IL at 00:00Z on 2021-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 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
8 J/kg
Mixed-layer CIN
-142 J/kg
Mixed-layer LCL
1218 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
84 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Northern Indiana wrote its last area forecast discussion before this special weather statement went out at Jul 15, 7:48 PM EDT, 23 minutes earlier.

Area forecast discussion, Jul 15, 7:48 PM EDT, 23 minutes before
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Hazardous weather outlook, Jul 15, 4:31 PM EDT, 3 hours 40 minutes before
Hazardous Weather Outlook
National Weather Service Northern Indiana
431 PM EDT Thu Jul 15 2021

INZ003>009-012>017-MIZ077>081-OHZ001-002-162045-
La Porte-St. Joseph IN-Elkhart-Lagrange-Steuben-Noble-De Kalb-Starke-
Pulaski-Marshall-Fulton IN-Kosciusko-Whitley-Berrien-Cass MI-
St. Joseph MI-Branch-Hillsdale-Williams-Fulton OH-
431 PM EDT Thu Jul 15 2021 /331 PM CDT Thu Jul 15 2021/

This Hazardous Weather Outlook is for northern Indiana, southwest
Michigan and northwest Ohio.

.DAY ONE...Tonight.

Showers are expected to redevelop tonight with a chance of
thunderstorms. Severe weather is not expected.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Thunderstorms with strong gusty winds and heavy rainfall may bring
local flooding of urban and low-lying areas Friday through Friday
night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated at this time.

INZ018-020-022>027-032>034-OHZ004-005-015-016-024-025-162045-
Allen IN-White-Cass IN-Miami-Wabash-Huntington-Wells-Adams-Grant-
Blackford-Jay-Defiance-Henry-Paulding-Putnam-Van Wert-Allen OH-
431 PM EDT Thu Jul 15 2021

This Hazardous Weather Outlook is for northern Indiana and
northwest Ohio.

.DAY ONE...Tonight.

Thunderstorms with strong gusty winds and heavy rainfall may bring
local flooding of urban and low-lying areas today and tonight.
Friday.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Thunderstorms with strong gusty winds and heavy rainfall may bring
local flooding of urban and low-lying areas Friday through Friday
night. There is a risk of isolated severe thunderstorm wind gusts
Friday afternoon into early evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

LMZ043-046-162045-
New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI-
431 PM EDT Thu Jul 15 2021

This Hazardous Weather Outlook is for the nearshore waters of
southeastern Lake Michigan.

.DAY ONE...Tonight.

There is a chance of showers and thunderstorms tonight.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Thunderstorms with gusty winds are likely Friday that will bring
hazardous conditions to small craft.

In the hours before

Special weather statement, Jul 15, 4:50 PM EDT, 3 hours 21 minutes before
Special Weather Statement
National Weather Service Northern Indiana
450 PM EDT Thu Jul 15 2021

INZ026-032-033-152130-
Blackford-Wells-Grant-
450 PM EDT Thu Jul 15 2021

...A STRONG THUNDERSTORM WILL AFFECT GRANT...BLACKFORD AND
SOUTHWESTERN WELLS COUNTIES...

At 450 PM EDT, a strong thunderstorm was located over Swayzee, or
near Marion, moving east at 25 mph.

Winds in excess of 40 mph and pea size hail are possible with this
storm.

Locations impacted include...
Marion, Hartford City, Gas City, Upland, Fairmount, Montpelier,
Jonesboro, Sweetser, Swayzee, Van Buren, Matthews, Sims, Converse,
Fowlerton, Shamrock Lakes, Poneto, Mcnatts, Landess, Mount Zion and
Mier.

This includes Interstate 69 in Indiana between mile markers 253 and
271.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4039 8586 4065 8585 4065 8534 4066 8533
      4066 8519 4057 8520 4038 8521
TIME...MOT...LOC 2050Z 278DEG 20KT 4053 8579

HAIL...0.25IN
WIND...40MPH

JAL
Special weather statement, Jul 15, 4:51 PM EDT, 3 hours 20 minutes before
Special Weather Statement
National Weather Service Northern Indiana
451 PM EDT Thu Jul 15 2021

OHZ004-005-015-016-152115-
Henry-Putnam-Defiance-Paulding-
451 PM EDT Thu Jul 15 2021

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN PUTNAM...SOUTHEASTERN
DEFIANCE...SOUTHEASTERN PAULDING AND SOUTHEASTERN HENRY COUNTIES...

At 450 PM EDT, a strong thunderstorm was located near Continental,
or 12 miles south of Defiance, moving east at 35 mph. An additional
strong thunderstorm was located west of Leipsic, also moving east at
35 mph.

Winds in excess of 40 mph and pea size hail are possible with
these storms.

Locations impacted include...
Ottawa, Leipsic, Deshler, Continental, Glandorf, Oakwood, Hamler,
Dupont, Melrose, West Leipsic, Gilboa, Cloverdale, Belmore, Miller
City, Broughton, New Bavaria, Prentiss, Kieferville, Gallup and
Arthur.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4103 8453 4117 8455 4128 8389 4102 8389
TIME...MOT...LOC 2050Z 262DEG 32KT 4111 8433

HAIL...0.25IN
WIND...40MPH

FISHER
Special weather statement, Jul 15, 5:17 PM EDT, 2 hours 54 minutes before
Special Weather Statement
National Weather Service Northern Indiana
517 PM EDT Thu Jul 15 2021

OHZ016-025-152145-
Allen-Putnam-
517 PM EDT Thu Jul 15 2021

...A STRONG THUNDERSTORM WILL AFFECT SOUTHERN PUTNAM AND NORTHEASTERN
ALLEN COUNTIES...

At 517 PM EDT, a strong thunderstorm was located over Ottoville, or 8
miles north of Delphos, moving east at 35 mph.

Winds in excess of 40 mph and pea size hail are possible with this
storm.

Locations impacted include...
Ottawa, Bluffton, Columbus Grove, Kalida, Pandora, Glandorf,
Ottoville, Fort Jennings, Gilboa, Cloverdale, Vaughnsville and Rimer.

This includes Interstate 75 between mile markers 140 and 141.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4088 8434 4090 8434 4090 8440 4099 8438
      4099 8434 4102 8434 4107 8389 4087 8389
TIME...MOT...LOC 2117Z 272DEG 30KT 4095 8429

HAIL...0.25IN
WIND...40MPH

FISHER
Special weather statement, Jul 15, 6:08 PM EDT, 2 hours 3 minutes before
Special Weather Statement
National Weather Service Northern Indiana
608 PM EDT Thu Jul 15 2021

OHZ025-152245-
Allen-
608 PM EDT Thu Jul 15 2021

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT ALLEN COUNTY...

At 608 PM EDT, radar indicated strong thunderstorms were located
along a line extending from near Findlay to Spencerville In Allen
County. Movement was east at 25 mph.

Wind gusts up to 50 mph and pea size hail are possible with these
storms.

Locations impacted include...
Lima, Bluffton, Fort Shawnee, Spencerville, Elida, Spencerville In
Allen County, Cairo, Harrod, Beaverdam, Yoder, Conant, Westminster,
Hume, Slabtown, Rousculp, Rockport and Kemp.

This includes Interstate 75 between mile markers 119 and 141.

Torrential rainfall is also occurring with these storms, and may
cause localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4064 8411 4066 8411 4066 8422 4069 8422
      4069 8440 4070 8440 4092 8393 4092 8388
      4064 8388
TIME...MOT...LOC 2208Z 273DEG 22KT 4100 8369 4069 8433

HAIL...0.25IN
WIND...50MPH

FISHER
Special weather statement, Jul 15, 6:16 PM EDT, 1 hour 55 minutes before
Special Weather Statement
National Weather Service Northern Indiana
616 PM EDT Thu Jul 15 2021

INZ020-022-152300-
Cass-White-
616 PM EDT Thu Jul 15 2021

...A STRONG THUNDERSTORM WILL AFFECT EASTERN WHITE AND NORTHWESTERN
CASS COUNTIES...

At 616 PM EDT, a strong thunderstorm was located over Monticello,
moving northeast at 30 mph.

Winds in excess of 40 mph and pea size hail are possible with this
storm.

Locations impacted include...
Logansport, Monticello, Royal Center, Reynolds, Burnettsville,
Clymers, Smithson, Headlee, Golden Hill, Indiana Beach, Norway,
Idaville, Sitka, Cedar Point, Lucerne, Bell Center, Buffalo and Lake
Cicott.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4077 8694 4091 8673 4091 8638 4069 8638
      4069 8652 4074 8653 4074 8675 4073 8676
      4072 8675 4068 8676 4068 8674 4066 8678
      4064 8677 4063 8681
TIME...MOT...LOC 2216Z 240DEG 25KT 4074 8679

HAIL...0.25IN
WIND...40MPH

JAL
Special weather statement, Jul 15, 8:11 PM EDT, 0 minutes before
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Nearby

Special Weather Statements in Indiana, 2021Every special weather statement in 2021

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.