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Frost Advisory 0004
Issued by the Aberdeen Forecast Office

Action Issued Starts Expiration
New 2026-05-19 12:55:24 2026-05-20 01:00:00 2026-05-20 08:00:00
New 2026-05-19 12:55:24 2026-05-20 01:00:00 2026-05-20 08:00:00
Continued 2026-05-19 22:04:44 2026-05-20 01:00:00 2026-05-20 08:00:00
Continued 2026-05-19 22:04:44 2026-05-20 01:00:00 2026-05-20 08:00:00
Expired 2026-05-20 07:42:12 2026-05-20 08:00:00


Action: New
Issued At: 2026-05-19 12:55:24

298 
WWUS73 KABR 191755
NPWABR

URGENT - WEATHER MESSAGE
National Weather Service Aberdeen SD
1255 PM CDT Tue May 19 2026

SDZ004>011-016>023-034>037-051-200400-
/O.EXT.KABR.FZ.W.0001.260520T0600Z-260520T1300Z/
Campbell-McPherson-Brown-Marshall-Roberts-Walworth-Edmunds-Day-
Potter-Faulk-Spink-Clark-Codington-Grant-Hamlin-Deuel-Sully-
Hughes-Hyde-Hand-Buffalo-
Including the cities of Sisseton, Herreid, Miller, Aberdeen,
Ipswich, Hayti, Pierre, Eureka, Faulkton, Redfield, Watertown,
Milbank, Onida, Britton, Mobridge, Highmore, Clear Lake, Webster,
Clark, Gettysburg, and Fort Thompson
1255 PM CDT Tue May 19 2026

...FREEZE WARNING NOW IN EFFECT FROM 1 AM TO 8 AM CDT WEDNESDAY...

* WHAT...Sub-freezing temperatures from 28 to 32 degrees expected.

* WHERE...Portions of central, north central, and northeast South 
  Dakota.

* WHEN...From 1 AM to 8 AM CDT Wednesday.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

MNZ039-046-200400-
/O.NEW.KABR.FR.Y.0004.260520T0600Z-260520T1300Z/
Traverse-Big Stone-
Including the cities of Ortonville and Wheaton
1255 PM CDT Tue May 19 2026

...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM CDT WEDNESDAY...

* WHAT...Temperatures as low as 33 degrees will result in frost 
  formation.

* WHERE...Big Stone and Traverse Counties.

* WHEN...From 1 AM to 8 AM CDT Wednesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive 
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

SDZ003-015-033-045-048-200400-
/O.NEW.KABR.FR.Y.0004.260520T0600Z-260520T1300Z/
Corson-Dewey-Stanley-Jones-Lyman-
Including the cities of Isabel, Murdo, Fort Pierre, McIntosh, and
Kennebec
1255 PM CDT Tue May 19 2026 /1155 AM MDT Tue May 19 2026/

...FROST ADVISORY IN EFFECT FROM 1 AM CDT /MIDNIGHT MDT/ TO 8 AM CDT 
/7 AM MDT/ WEDNESDAY...

* WHAT...Temperatures from 33 to 35 degrees will result in frost 
  formation.

* WHERE...Jones, Lyman, Stanley, Corson, and Dewey Counties.

* WHEN...From 1 AM CDT /midnight MDT/ to 8 AM CDT /7 AM MDT/ 
  Wednesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive 
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

TMT


Action: New
Issued At: 2026-05-19 12:55:24

298 
WWUS73 KABR 191755
NPWABR

URGENT - WEATHER MESSAGE
National Weather Service Aberdeen SD
1255 PM CDT Tue May 19 2026

SDZ004>011-016>023-034>037-051-200400-
/O.EXT.KABR.FZ.W.0001.260520T0600Z-260520T1300Z/
Campbell-McPherson-Brown-Marshall-Roberts-Walworth-Edmunds-Day-
Potter-Faulk-Spink-Clark-Codington-Grant-Hamlin-Deuel-Sully-
Hughes-Hyde-Hand-Buffalo-
Including the cities of Sisseton, Herreid, Miller, Aberdeen,
Ipswich, Hayti, Pierre, Eureka, Faulkton, Redfield, Watertown,
Milbank, Onida, Britton, Mobridge, Highmore, Clear Lake, Webster,
Clark, Gettysburg, and Fort Thompson
1255 PM CDT Tue May 19 2026

...FREEZE WARNING NOW IN EFFECT FROM 1 AM TO 8 AM CDT WEDNESDAY...

* WHAT...Sub-freezing temperatures from 28 to 32 degrees expected.

* WHERE...Portions of central, north central, and northeast South 
  Dakota.

* WHEN...From 1 AM to 8 AM CDT Wednesday.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

MNZ039-046-200400-
/O.NEW.KABR.FR.Y.0004.260520T0600Z-260520T1300Z/
Traverse-Big Stone-
Including the cities of Ortonville and Wheaton
1255 PM CDT Tue May 19 2026

...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM CDT WEDNESDAY...

* WHAT...Temperatures as low as 33 degrees will result in frost 
  formation.

* WHERE...Big Stone and Traverse Counties.

* WHEN...From 1 AM to 8 AM CDT Wednesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive 
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

SDZ003-015-033-045-048-200400-
/O.NEW.KABR.FR.Y.0004.260520T0600Z-260520T1300Z/
Corson-Dewey-Stanley-Jones-Lyman-
Including the cities of Isabel, Murdo, Fort Pierre, McIntosh, and
Kennebec
1255 PM CDT Tue May 19 2026 /1155 AM MDT Tue May 19 2026/

...FROST ADVISORY IN EFFECT FROM 1 AM CDT /MIDNIGHT MDT/ TO 8 AM CDT 
/7 AM MDT/ WEDNESDAY...

* WHAT...Temperatures from 33 to 35 degrees will result in frost 
  formation.

* WHERE...Jones, Lyman, Stanley, Corson, and Dewey Counties.

* WHEN...From 1 AM CDT /midnight MDT/ to 8 AM CDT /7 AM MDT/ 
  Wednesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive 
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

TMT


Action: Continued
Issued At: 2026-05-19 22:04:44

825 
WWUS73 KABR 200304
NPWABR

URGENT - WEATHER MESSAGE
National Weather Service Aberdeen SD
1004 PM CDT Tue May 19 2026

SDZ004>011-016>023-034>037-051-201300-
/O.CON.KABR.FZ.W.0001.260520T0600Z-260520T1300Z/
Campbell-McPherson-Brown-Marshall-Roberts-Walworth-Edmunds-Day-
Potter-Faulk-Spink-Clark-Codington-Grant-Hamlin-Deuel-Sully-
Hughes-Hyde-Hand-Buffalo-
Including the cities of Herreid, Sisseton, Webster, Milbank,
Onida, Fort Thompson, Ipswich, Britton, Hayti, Aberdeen, Clark,
Mobridge, Faulkton, Highmore, Gettysburg, Eureka, Clear Lake,
Pierre, Redfield, Miller, and Watertown
1004 PM CDT Tue May 19 2026

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT WEDNESDAY...

* WHAT...Sub-freezing temperatures as low as 28 expected.

* WHERE...Portions of central, north central, and northeast South 
  Dakota.

* WHEN...Until 8 AM CDT Wednesday.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

MNZ039-046-201300-
/O.CON.KABR.FR.Y.0004.260520T0600Z-260520T1300Z/
Traverse-Big Stone-
Including the cities of Ortonville and Wheaton
1004 PM CDT Tue May 19 2026

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT WEDNESDAY...

* WHAT...Temperatures as low as 32 will result in frost formation.

* WHERE...Big Stone and Traverse Counties.

* WHEN...Until 8 AM CDT Wednesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive 
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

SDZ003-015-033-045-048-201300-
/O.CON.KABR.FR.Y.0004.260520T0600Z-260520T1300Z/
Corson-Dewey-Stanley-Jones-Lyman-
Including the cities of Fort Pierre, Murdo, Isabel, Kennebec, and
McIntosh
1004 PM CDT Tue May 19 2026 /904 PM MDT Tue May 19 2026/

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT /7 AM MDT/ 
WEDNESDAY...

* WHAT...Temperatures as low as 32 will result in frost formation.

* WHERE...Jones, Lyman, Stanley, Corson, and Dewey Counties.

* WHEN...Until 8 AM CDT /7 AM MDT/ Wednesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive 
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

07


Action: Continued
Issued At: 2026-05-19 22:04:44

825 
WWUS73 KABR 200304
NPWABR

URGENT - WEATHER MESSAGE
National Weather Service Aberdeen SD
1004 PM CDT Tue May 19 2026

SDZ004>011-016>023-034>037-051-201300-
/O.CON.KABR.FZ.W.0001.260520T0600Z-260520T1300Z/
Campbell-McPherson-Brown-Marshall-Roberts-Walworth-Edmunds-Day-
Potter-Faulk-Spink-Clark-Codington-Grant-Hamlin-Deuel-Sully-
Hughes-Hyde-Hand-Buffalo-
Including the cities of Herreid, Sisseton, Webster, Milbank,
Onida, Fort Thompson, Ipswich, Britton, Hayti, Aberdeen, Clark,
Mobridge, Faulkton, Highmore, Gettysburg, Eureka, Clear Lake,
Pierre, Redfield, Miller, and Watertown
1004 PM CDT Tue May 19 2026

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT WEDNESDAY...

* WHAT...Sub-freezing temperatures as low as 28 expected.

* WHERE...Portions of central, north central, and northeast South 
  Dakota.

* WHEN...Until 8 AM CDT Wednesday.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

MNZ039-046-201300-
/O.CON.KABR.FR.Y.0004.260520T0600Z-260520T1300Z/
Traverse-Big Stone-
Including the cities of Ortonville and Wheaton
1004 PM CDT Tue May 19 2026

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT WEDNESDAY...

* WHAT...Temperatures as low as 32 will result in frost formation.

* WHERE...Big Stone and Traverse Counties.

* WHEN...Until 8 AM CDT Wednesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive 
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

SDZ003-015-033-045-048-201300-
/O.CON.KABR.FR.Y.0004.260520T0600Z-260520T1300Z/
Corson-Dewey-Stanley-Jones-Lyman-
Including the cities of Fort Pierre, Murdo, Isabel, Kennebec, and
McIntosh
1004 PM CDT Tue May 19 2026 /904 PM MDT Tue May 19 2026/

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT /7 AM MDT/ 
WEDNESDAY...

* WHAT...Temperatures as low as 32 will result in frost formation.

* WHERE...Jones, Lyman, Stanley, Corson, and Dewey Counties.

* WHEN...Until 8 AM CDT /7 AM MDT/ Wednesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive 
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

07


Action: Expired
Issued At: 2026-05-20 07:42:12

107 
WWUS73 KABR 201241
NPWABR

URGENT - WEATHER MESSAGE
National Weather Service Aberdeen SD
741 AM CDT Wed May 20 2026

SDZ004>011-016>023-034>037-051-201345-
/O.EXP.KABR.FZ.W.0001.000000T0000Z-260520T1300Z/
Campbell-McPherson-Brown-Marshall-Roberts-Walworth-Edmunds-Day-
Potter-Faulk-Spink-Clark-Codington-Grant-Hamlin-Deuel-Sully-
Hughes-Hyde-Hand-Buffalo-
Including the cities of Clark, Milbank, Miller, Eureka, Redfield,
Britton, Mobridge, Gettysburg, Ipswich, Highmore, Pierre,
Aberdeen, Faulkton, Webster, Herreid, Fort Thompson, Watertown,
Onida, Hayti, Sisseton, and Clear Lake
741 AM CDT Wed May 20 2026

...FREEZE WARNING WILL EXPIRE AT 8 AM CDT THIS MORNING...

Temperatures have warmed above freezing across the warned area.

$$

MNZ039-046-SDZ003-015-033-045-048-201345-
/O.EXP.KABR.FR.Y.0004.000000T0000Z-260520T1300Z/
Traverse-Big Stone-Corson-Dewey-Stanley-Jones-Lyman-
Including the cities of Fort Pierre, Kennebec, Murdo, Isabel,
McIntosh, Ortonville, and Wheaton
741 AM CDT Wed May 20 2026 /641 AM MDT Wed May 20 2026/

...FROST ADVISORY WILL EXPIRE AT 8 AM CDT /7 AM MDT/ THIS MORNING...

Temperatures have warmed and frost is now longer expected.

$$

10



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