Alert archive / Minnesota / Excessive Heat Warnings in 2014
Excessive Heat Warning 1, NWS Twin Cities, MN
NWS Twin Cities, MN issued this excessive heat warning at Jul 20, 2014, 3:00 AM CDT for 7 counties in Minnesota. It took effect at Jul 21, 2014, 11:00 AM CDT. It was in force for 20 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 20, 2014, 3:00 AM CDT (08:00 UTC)
- In effect from
- Jul 21, 2014, 11:00 AM CDT
- Expired
- Jul 22, 2014, 7:00 AM CDT
- In force
- 20 hr
- Issued by
- NWS Twin Cities, MN
Counties Anoka County, MN, Carver County, MN, Dakota County, MN, Hennepin County, MN, Ramsey County, MN, Scott County, MN, Washington County, MN
The radar
The Minneapolis radar (KMPX), 22 km from the middle of the area, began a volume at 08:02 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
Minneapolis, MN (KMPX), launched 00:00Z, 8.0 hours before the alert went out and 25 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
- 223 J/kg
- Mixed-layer CIN
- -96 J/kg
- Mixed-layer LCL
- 1236 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 187 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
231 WWUS73 KMPX 200800 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 300 AM CDT SUN JUL 20 2014 ...DANGEROUS COMBINATION OF HEAT AND VERY HIGH HUMIDITY EXPECTED ACROSS MINNESOTA AND WESTERN WISCONSIN LATE MONDAY MORNING THROUGH EVENING... .AN EXCESSIVE HEAT WARNING IS IN EFFECT FOR THE TWIN CITIES METROPOLITAN AREA...WITH A HEAT ADVISORY IN EFFECT ACROSS THE REST OF CENTRAL AND SOUTHERN MINNESOTA AND FAR WESTERN WISCONSIN...FROM LATE MONDAY MORNING THROUGH EVENING. HIGH TEMPERATURES ARE EXPECTED TO REACH THE LOWER 90S. THIS COMBINED WITH OPPRESSIVE DEW POINTS IN THE MIDDLE TO UPPER 70S WILL RESULT IN HEAT INDICES RANGING FROM 100 TO 110 DEGREES. THE WARMEST CONDITIONS WILL BE FOUND IN THE MINNESOTA RIVER VALLEY. MNZ060>063-068>070-201800- /O.UPG.KMPX.EH.A.0001.140721T1700Z-140722T0200Z/ /O.NEW.KMPX.EH.W.0001.140721T1600Z-140722T0200Z/ HENNEPIN-ANOKA-RAMSEY-WASHINGTON-CARVER-SCOTT-DAKOTA- INCLUDING THE CITIES OF...MINNEAPOLIS...BLAINE...ST. PAUL... STILLWATER...CHASKA...SHAKOPEE...BURNSVILLE 300 AM CDT SUN JUL 20 2014 ...EXCESSIVE HEAT WARNING IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED AN EXCESSIVE HEAT WARNING...WHICH IS IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY. THE EXCESSIVE HEAT WATCH IS NO LONGER IN EFFECT. * TEMPERATURES...HIGHS IN THE LOWER 90S WITH HEAT INDICES AROUND 105 DEGREES. * IMPACTS...THIS IS THE FIRST SIGNIFICANT HEAT WAVE OF THE SEASON...IN A YEAR THAT HAS BEEN COLDER THAN NORMAL. MANY WILL NOT BE ACCLIMATED TO THE HEAT. THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS...ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ MNZ041>045-047>059-064>067-073>078-082>085-091>093-WIZ014-023-024- 201800- /O.NEW.KMPX.HT.Y.0001.140721T1600Z-140722T0200Z/ DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-ST. CROIX-PIERCE- INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE... LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD... FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...MADISON...BENSON... MONTEVIDEO...WILLMAR...LITCHFIELD...MONTICELLO...GRANITE FALLS... OLIVIA...HUTCHINSON...GAYLORD...REDWOOD FALLS...NEW ULM... ST. PETER...LE SUEUR...FARIBAULT...RED WING...ST. JAMES... MANKATO...WASECA...OWATONNA...FAIRMONT...BLUE EARTH... ALBERT LEA...AMERY...BALSAM LAKE...HUDSON...NEW RICHMOND... RIVER FALLS...PRESCOTT 300 AM CDT SUN JUL 20 2014 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A HEAT ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY. * TEMPERATURE...HIGHS IN THE LOWER 90S WITH HEAT INDICES RANGING FROM AROUND 100 IN FAR WESTERN WISCONSIN...TO 105 TO 110 DEGREES NEAR THE MINNESOTA RIVER VALLEY. * IMPACTS...THIS IS THE FIRST SIGNIFICANT HEAT WAVE OF THE SEASON...IN A YEAR THAT HAS BEEN COLDER THAN NORMAL. MANY WILL NOT BE ACCLIMATED TO THE HEAT. THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS...ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ BORGHOFF
6 follow-up statements
120 WWUS73 KMPX 201559 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1059 AM CDT SUN JUL 20 2014 ...DANGEROUS COMBINATION OF HEAT AND VERY HIGH HUMIDITY EXPECTED ACROSS MINNESOTA AND WESTERN WISCONSIN LATE MONDAY MORNING THROUGH MONDAY EVENING... .AN EXCESSIVE HEAT WARNING IS IN EFFECT FOR THE TWIN CITIES METROPOLITAN AREA...WITH A HEAT ADVISORY IN EFFECT ACROSS THE REST OF CENTRAL AND SOUTHERN MINNESOTA AND FAR WESTERN WISCONSIN...FROM LATE MONDAY MORNING THROUGH MONDAY EVENING. HIGH TEMPERATURES ARE EXPECTED TO REACH THE LOWER 90S. THIS COMBINED WITH OPPRESSIVE DEW POINTS IN THE MIDDLE TO UPPER 70S WILL RESULT IN HEAT INDICES RANGING FROM 100 TO 110 DEGREES. THE WARMEST CONDITIONS WILL BE FOUND IN THE MINNESOTA RIVER VALLEY. MNZ060>063-068>070-210000- /O.CON.KMPX.EH.W.0001.140721T1600Z-140722T0200Z/ HENNEPIN-ANOKA-RAMSEY-WASHINGTON-CARVER-SCOTT-DAKOTA- INCLUDING THE CITIES OF...MINNEAPOLIS...BLAINE...ST. PAUL... STILLWATER...CHASKA...SHAKOPEE...BURNSVILLE 1059 AM CDT SUN JUL 20 2014 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY. * TEMPERATURES...HIGHS IN THE LOWER 90S WITH HEAT INDICES AROUND 105 DEGREES. * IMPACTS...THIS IS THE FIRST SIGNIFICANT HEAT WAVE OF THE SEASON...IN A YEAR THAT HAS BEEN COLDER THAN NORMAL. MANY WILL NOT BE ACCLIMATED TO THE HEAT. THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ MNZ041>045-047>059-064>067-073>078-082>085-091>093-WIZ014-023-024- 210000- /O.CON.KMPX.HT.Y.0001.140721T1600Z-140722T0200Z/ DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-ST. CROIX-PIERCE- INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE... LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD... FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...MADISON...BENSON... MONTEVIDEO...WILLMAR...LITCHFIELD...MONTICELLO...GRANITE FALLS... OLIVIA...HUTCHINSON...GAYLORD...REDWOOD FALLS...NEW ULM... ST. PETER...LE SUEUR...FARIBAULT...RED WING...ST. JAMES... MANKATO...WASECA...OWATONNA...FAIRMONT...BLUE EARTH... ALBERT LEA...AMERY...BALSAM LAKE...HUDSON...NEW RICHMOND... RIVER FALLS...PRESCOTT 1059 AM CDT SUN JUL 20 2014 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY... A HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY. * TEMPERATURE...HIGHS IN THE LOWER 90S WITH HEAT INDICES RANGING FROM AROUND 100 IN FAR WESTERN WISCONSIN...TO 105 TO 110 DEGREES NEAR THE MINNESOTA RIVER VALLEY. * IMPACTS...THIS IS THE FIRST SIGNIFICANT HEAT WAVE OF THE SEASON...IN A YEAR THAT HAS BEEN COLDER THAN NORMAL. MANY WILL NOT BE ACCLIMATED TO THE HEAT. THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
448 WWUS73 KMPX 202352 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 652 PM CDT SUN JUL 20 2014 ...DANGEROUSLY HOT AND HUMID CONDITIONS EXPECTED LATE MONDAY MORNING THROUGH MONDAY EVENING... .AN EXCESSIVE HEAT WARNING IS IN EFFECT FOR THE TWIN CITIES METROPOLITAN AREA...WITH A HEAT ADVISORY IN EFFECT ACROSS THE REST OF CENTRAL AND SOUTHERN MINNESOTA AND FAR WESTERN WISCONSIN...FROM LATE MONDAY MORNING THROUGH MONDAY EVENING. HIGH TEMPERATURES ARE EXPECTED TO REACH THE LOWER 90S. THIS COMBINED WITH OPPRESSIVE DEW POINTS IN THE MIDDLE TO UPPER 70S WILL RESULT IN HEAT INDICES RANGING FROM 100 TO 110 DEGREES. THE WARMEST CONDITIONS WILL BE FOUND IN THE MINNESOTA RIVER VALLEY. MNZ060>063-068>070-210800- /O.CON.KMPX.EH.W.0001.140721T1600Z-140722T0200Z/ HENNEPIN-ANOKA-RAMSEY-WASHINGTON-CARVER-SCOTT-DAKOTA- INCLUDING THE CITIES OF...MINNEAPOLIS...BLAINE...ST. PAUL... STILLWATER...CHASKA...SHAKOPEE...BURNSVILLE 652 PM CDT SUN JUL 20 2014 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY... * TEMPERATURES...HIGHS IN THE LOWER 90S WITH HEAT INDICES AROUND 105 DEGREES. * IMPACTS...GIVEN THE COOL SUMMER THUS FAR...THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN EXCESSIVE HEAT WARNING MEANS THAT DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY IF PRECAUTIONS ARE NOT TAKEN. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ MNZ041>045-047>059-064>067-073>078-082>085-091>093-WIZ014-023-024- 210800- /O.CON.KMPX.HT.Y.0001.140721T1600Z-140722T0200Z/ DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-ST. CROIX-PIERCE- INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE... LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD... FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...MADISON...BENSON... MONTEVIDEO...WILLMAR...LITCHFIELD...MONTICELLO...GRANITE FALLS... OLIVIA...HUTCHINSON...GAYLORD...REDWOOD FALLS...NEW ULM... ST. PETER...LE SUEUR...FARIBAULT...RED WING...ST. JAMES... MANKATO...WASECA...OWATONNA...FAIRMONT...BLUE EARTH... ALBERT LEA...AMERY...BALSAM LAKE...HUDSON...NEW RICHMOND... RIVER FALLS...PRESCOTT 652 PM CDT SUN JUL 20 2014 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY... A HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 9 PM CDT MONDAY. * TEMPERATURE...HIGHS IN THE LOWER 90S WITH HEAT INDICES RANGING FROM AROUND 100 IN FAR WESTERN WISCONSIN...TO 105 TO 110 DEGREES NEAR THE MINNESOTA RIVER VALLEY. * IMPACTS...GIVEN THE COOL SUMMER THUS FAR...THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HEAT ADVISORY MEANS THAT HOT TEMPERATURES ARE EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ JRB
745 WWUS73 KMPX 210712 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 212 AM CDT MON JUL 21 2014 ...DANGEROUSLY HOT AND HUMID CONDITIONS FROM LATE THIS MORNING THROUGH THIS EVENING... .AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT FOR THE TWIN CITIES METROPOLITAN AREA...WITH A HEAT ADVISORY IN EFFECT ACROSS THE REST OF CENTRAL AND SOUTHERN MINNESOTA AND FAR WESTERN WISCONSIN...FROM LATE THIS MORNING THROUGH THIS EVENING. HIGH TEMPERATURES WILL REACH THE LOWER 90S THIS AFTERNOON. THIS COMBINED WITH OPPRESSIVE DEW POINTS IN THE MIDDLE TO UPPER 70S WILL RESULT IN HEAT INDICES RANGING FROM 100 TO 110 DEGREES. THE HIGHEST HEAT INDICES WILL OCCUR IN THE MINNESOTA RIVER VALLEY. MNZ060>063-068>070-211515- /O.CON.KMPX.EH.W.0001.140721T1600Z-140722T0200Z/ HENNEPIN-ANOKA-RAMSEY-WASHINGTON-CARVER-SCOTT-DAKOTA- INCLUDING THE CITIES OF...MINNEAPOLIS...BLAINE...ST. PAUL... STILLWATER...CHASKA...SHAKOPEE...BURNSVILLE 212 AM CDT MON JUL 21 2014 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM CDT THIS EVENING... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM CDT THIS EVENING. * TEMPERATURE...HIGHS IN THE LOWER 90S WITH HEAT INDICES RANGING FROM 100 TO 105 DEGREES. * IMPACTS...GIVEN THE COOL SUMMER THUS FAR...THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN EXCESSIVE HEAT WARNING MEANS THAT DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY IF PRECAUTIONS ARE NOT TAKEN. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ MNZ041>045-047>059-064>067-073>078-082>085-091>093-WIZ014-023-024- 211515- /O.CON.KMPX.HT.Y.0001.140721T1600Z-140722T0200Z/ DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-ST. CROIX-PIERCE- INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE... LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD... FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...MADISON...BENSON... MONTEVIDEO...WILLMAR...LITCHFIELD...MONTICELLO...GRANITE FALLS... OLIVIA...HUTCHINSON...GAYLORD...REDWOOD FALLS...NEW ULM... ST. PETER...LE SUEUR...FARIBAULT...RED WING...ST. JAMES... MANKATO...WASECA...OWATONNA...FAIRMONT...BLUE EARTH... ALBERT LEA...AMERY...BALSAM LAKE...HUDSON...NEW RICHMOND... RIVER FALLS...PRESCOTT 212 AM CDT MON JUL 21 2014 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM CDT THIS EVENING... A HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM CDT THIS EVENING. * TEMPERATURE...HIGHS IN THE LOWER 90S WITH HEAT INDICES RANGING FROM AROUND 100 IN FAR WESTERN WISCONSIN...TO 105 TO 110 DEGREES NEAR THE MINNESOTA RIVER VALLEY. * IMPACTS...GIVEN THE COOL SUMMER THUS FAR...THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HEAT ADVISORY MEANS THAT HOT TEMPERATURES ARE EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ RAH
308 WWUS73 KMPX 211432 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 932 AM CDT MON JUL 21 2014 ...DANGEROUSLY HOT AND HUMID CONDITIONS THIS AFTERNOON AND EVENING... .AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT FOR THE TWIN CITIES METROPOLITAN AREA...WITH A HEAT ADVISORY IN EFFECT ACROSS THE REST OF CENTRAL AND SOUTHERN MINNESOTA AND FAR WESTERN WISCONSIN...THROUGH THIS EVENING. HIGH TEMPERATURES WILL REACH THE LOWER 90S THIS AFTERNOON. THIS COMBINED WITH OPPRESSIVE DEW POINTS IN THE MIDDLE TO UPPER 70S WILL RESULT IN HEAT INDICES RANGING FROM 100 TO 110 DEGREES. THE HIGHEST HEAT INDICES WILL OCCUR IN THE MINNESOTA RIVER VALLEY. MNZ060>063-068>070-212245- /O.CON.KMPX.EH.W.0001.140721T1600Z-140722T0200Z/ HENNEPIN-ANOKA-RAMSEY-WASHINGTON-CARVER-SCOTT-DAKOTA- INCLUDING THE CITIES OF...MINNEAPOLIS...BLAINE...ST. PAUL... STILLWATER...CHASKA...SHAKOPEE...BURNSVILLE 932 AM CDT MON JUL 21 2014 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. * TEMPERATURE...HIGHS IN THE LOWER 90S WITH HEAT INDICES RANGING FROM 100 TO 105 DEGREES. * IMPACTS...GIVEN THE COOL SUMMER THUS FAR...THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN EXCESSIVE HEAT WARNING MEANS THAT DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY IF PRECAUTIONS ARE NOT TAKEN. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ MNZ041>045-047>059-064>067-073>078-082>085-091>093-WIZ014-023-024- 212245- /O.CON.KMPX.HT.Y.0001.140721T1600Z-140722T0200Z/ DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-ST. CROIX-PIERCE- INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE... LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD... FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...MADISON...BENSON... MONTEVIDEO...WILLMAR...LITCHFIELD...MONTICELLO...GRANITE FALLS... OLIVIA...HUTCHINSON...GAYLORD...REDWOOD FALLS...NEW ULM... ST. PETER...LE SUEUR...FARIBAULT...RED WING...ST. JAMES... MANKATO...WASECA...OWATONNA...FAIRMONT...BLUE EARTH... ALBERT LEA...AMERY...BALSAM LAKE...HUDSON...NEW RICHMOND... RIVER FALLS...PRESCOTT 932 AM CDT MON JUL 21 2014 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... A HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. * TEMPERATURE...HIGHS IN THE LOWER 90S WITH HEAT INDICES RANGING FROM AROUND 100 IN FAR WESTERN WISCONSIN...TO 105 TO 110 DEGREES NEAR THE MINNESOTA RIVER VALLEY. * IMPACTS...GIVEN THE COOL SUMMER THUS FAR...THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HEAT ADVISORY MEANS THAT HOT TEMPERATURES ARE EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
696 WWUS73 KMPX 211946 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 246 PM CDT MON JUL 21 2014 ...DANGEROUSLY HOT AND HUMID CONDITIONS CONTINUE... .THE EXCESSIVE HEAT WARNING FOR THE TWIN CITIES METROPOLITAN AREA HAS BEEN EXTENDED IN TIME TO INCLUDE THE OVERNIGHT HOURS...WITH NO RELIEF FROM THE HOT CONDITIONS EXPECTED AS NIGHTTIME HEAT INDICES STAY ELEVATED IN THE 75 TO 85 DEGREE RANGE. A HEAT ADVISORY REMAINS IN EFFECT THROUGH THIS EVENING ACROSS THE REST OF CENTRAL AND SOUTHERN MINNESOTA AND FAR WESTERN WISCONSIN. PRIOR TO TONIGHT...HIGH TEMPERATURES WILL REACH THE LOWER 90S AND COMBINE WITH OPPRESSIVE DEW POINTS IN THE MIDDLE TO UPPER 70S TO YIELD HEAT INDICES IN THE 100 TO 110 DEGREE RANGE. THE HIGHEST HEAT INDICES THIS AFTERNOON AND EVENING WILL OCCUR IN THE MINNESOTA RIVER VALLEY. SLIGHTLY COOLER AND DRIER AIR WILL WORK INTO THE AREA ON TUESDAY...WITH HIGH TEMPERATURES TOPPING OUT IN THE LOWER TO MIDDLE 80S. MNZ060>063-068>070-220400- /O.EXT.KMPX.EH.W.0001.000000T0000Z-140722T1200Z/ HENNEPIN-ANOKA-RAMSEY-WASHINGTON-CARVER-SCOTT-DAKOTA- INCLUDING THE CITIES OF...MINNEAPOLIS...BLAINE...ST. PAUL... STILLWATER...CHASKA...SHAKOPEE...BURNSVILLE 246 PM CDT MON JUL 21 2014 ...EXCESSIVE HEAT WARNING NOW IN EFFECT UNTIL 7 AM CDT TUESDAY... THE EXCESSIVE HEAT WARNING IS NOW IN EFFECT UNTIL 7 AM CDT TUESDAY. * TEMPERATURE...HIGHS IN THE LOWER 90S WITH HEAT INDICES RANGING FROM 100 TO 105 DEGREES DURING THE AFTERNOON AND EVENING. NIGHTTIME HEAT INDICES WILL STAY ELEVATED IN THE 75 TO 85 DEGREE RANGE. * IMPACTS...GIVEN THE COOL SUMMER THUS FAR...THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN EXCESSIVE HEAT WARNING MEANS THAT DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY IF PRECAUTIONS ARE NOT TAKEN. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ MNZ041>045-047>059-064>067-073>078-082>085-091>093-WIZ014-023-024- 220200- /O.CON.KMPX.HT.Y.0001.000000T0000Z-140722T0200Z/ DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-ST. CROIX-PIERCE- INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE... LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD... FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...MADISON...BENSON... MONTEVIDEO...WILLMAR...LITCHFIELD...MONTICELLO...GRANITE FALLS... OLIVIA...HUTCHINSON...GAYLORD...REDWOOD FALLS...NEW ULM... ST. PETER...LE SUEUR...FARIBAULT...RED WING...ST. JAMES... MANKATO...WASECA...OWATONNA...FAIRMONT...BLUE EARTH... ALBERT LEA...AMERY...BALSAM LAKE...HUDSON...NEW RICHMOND... RIVER FALLS...PRESCOTT 246 PM CDT MON JUL 21 2014 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... A HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. * TEMPERATURE...HIGHS IN THE LOWER 90S WITH HEAT INDICES RANGING FROM AROUND 100 IN FAR WESTERN WISCONSIN...TO 105 TO 110 DEGREES NEAR THE MINNESOTA RIVER VALLEY. * IMPACTS...GIVEN THE COOL SUMMER THUS FAR...THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HEAT ADVISORY MEANS THAT HOT TEMPERATURES ARE EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
924 WWUS73 KMPX 220505 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1205 AM CDT TUE JUL 22 2014 ...ELEVATED HEAT INDICES CONTINUE OVERNIGHT... .AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT FOR THE TWIN CITIES METROPOLITAN AREA THROUGH 7 AM THIS MORNING. OVERNIGHT HEAT INDICES WILL REMAIN ELEVATED IN THE 75 TO 85 DEGREE RANGE. SLIGHTLY COOLER AND DRIER AIR WILL WORK INTO THE AREA LATER TODAY ...WITH HIGH TEMPERATURES TOPPING OUT IN THE MIDDLE 80S. MNZ060>063-068>070-221200- /O.CON.KMPX.EH.W.0001.000000T0000Z-140722T1200Z/ HENNEPIN-ANOKA-RAMSEY-WASHINGTON-CARVER-SCOTT-DAKOTA- INCLUDING THE CITIES OF...MINNEAPOLIS...BLAINE...ST. PAUL... STILLWATER...CHASKA...SHAKOPEE...BURNSVILLE 1205 AM CDT TUE JUL 22 2014 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 AM CDT TUESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 AM CDT TUESDAY. * TEMPERATURE...OVERNIGHT HEAT INDICES WILL STAY ELEVATED IN THE 75 TO 85 DEGREE RANGE. * IMPACTS...GIVEN THE COOL SUMMER THUS FAR...THESE CONDITIONS MAY LEAD TO A HEIGHTENED RISK OF HEAT RELATED STRESS AND ILLNESS... ESPECIALLY FOR THE YOUNG AND ELDERLY...AND THOSE WITHOUT AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN EXCESSIVE HEAT WARNING MEANS THAT DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY IF PRECAUTIONS ARE NOT TAKEN. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ RAH
What forecasters said that day
The local office's own words before this excessive heat warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Twin Cities, MN wrote its last area forecast discussion before this excessive heat warning went out at Jul 19, 11:38 PM CDT, 3 hours 22 minutes earlier.
Area forecast discussion, Jul 19, 11:38 PM CDT, 3 hours 22 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1138 PM CDT SAT JUL 19 2014
.UPDATED FOR 06Z AVIATION DISCUSSION...
ISSUED AT 1130 PM CDT SAT JUL 19 2014
&&
.SHORT TERM...(THIS EVENING THROUGH SUNDAY)
ISSUED AT 333 PM CDT SAT JUL 19 2014
SFC ANALYSIS SHOWS A WEAK SFC CDFNT LINGERING
OVER NW MN WITH A WEAK PRE-FRONTAL SFC TROF WOBBLING OVER SRN-ERN MN
INTO NW WI. ALOFT...A WEAK SHORTWAVE TROF WITHIN FAIRLY ZONAL FLOW
WILL CONTINUE TO SHIFT EAST AND AWAY FROM THE AREA INTO THE GREAT
LAKES. THE COMBINATION OF THE PRE-FRONTAL TROF...DISTURBANCE ALOFT
AND A NARROW SWATH OF MOISTURE PRODUCED ISOLD -SHRA OVER CENTRAL-ERN
MN EARLY THIS AFTN...BUT NOTHING MORE THAN ONLY A FEW HUNDREDTHS OF
QPF. THE OTHER EFFECTS ARE MID- AND UPPER- LEVEL CLOUD COVER THAT
LOOKS TO LINGER OVERNIGHT INTO TMRW...ESPECIALLY DUE TO THE EXPECTED
EWD MOVEMENT OF THE AFOREMENTIONED CDFNT BEFORE IT DISSIPATES OVER
CENTRAL-NRN MN DURG THE DAY TMRW. ASIDE FROM ANY LINGERING SHWRS
THIS AFTN WHICH WILL SOON DISSIPATE...NO PRECIP IS EXPECTED THIS EVE
THRU LATE TMRW AFTN. THE MAIN EFFECTS WILL BE SLIGHTLY HIGHER MIN
TEMPS TNGT FOLLOWED BY SLIGHTLY HIGHER MAX TEMPS TMRW DUE TO A MORE
PRONOUNCED SLY FLOW AHEAD OF THE DISSIPATING CDFNT...PLUS AN
INCOMING WMFNT WHICH LOOKS TO PUSH THRU THE AREA DURG THE DAY TMRW.
H85 TEMPS WILL SLOWLY INCRS FROM THE MID-UPR TEENS DEG C TO THE UPR
TEENS TO LWR 20S DEG C...ADDING TO THE WARMER LOWER LEVELS IN PLACE
OVER THE AREA. MIN TEMPS TNGT WILL ONLY DROP TO THE MID-UPR 60S
WHILE HIGHS TMRW CLIMB TO MID 80S TO NEAR 90...WITH THE HIGHEST OF
THAT RANGE OUT IN WRN MN. THERE ALSO WILL BE A STRONG INCRS IN HEAT
INDEX VALUES ON SUNDAY AS THE DEEPER MOISTURE COLUMN...PRODUCING
DEWPOINTS IN THE UPR 60S TO LWR 70S...SHIFTS OVER THE REGION IN
CONJUNCTION WITH THE WMFNT. THIS WILL PUSH HEAT INDICES TO THE UPR
80S TO LWR 90S FOR WRN WI INTO ERN MN...AND TO THE MID-UPR 90S IN
CENTRAL-WRN MN.
.LONG TERM...(SUNDAY NIGHT THROUGH SATURDAY)
ISSUED AT 333 PM CDT SAT JUL 19 2014
THERE ARE A COUPLE CHANCES FOR PRECIP /POSSIBLY HEAVY/ OVER THE NEXT
FEW DAYS BEFORE COOLER/DRIER NORTH-NORTHEAST FLOW DEVELOPS TUESDAY
NIGHT INTO WEDNESDAY MORNING. THE HEAT IS STILL ON SUN-TUE WITH
TEMPS RUNNING 5-15 DEGREES ABOVE NORMAL AND HIGH AMOUNTS OF
HUMIDITY.
ALTHOUGH MOST OF THE THUNDERSTORM ACTIVITY SHOULD BE FOCUSED NORTH OF
THE FORECAST AREA SUNDAY NIGHT INTO MONDAY MORNING...WE INTRODUCED
POPS ACROSS EASTERN PORTIONS OF THE FORECAST AREA AFTER 06Z MONDAY.
SEVERAL RUNS OF THE ECMWF HAD BEEN HINTING AT AN MCS FORMING IN
EASTERN MN AND MOVING SOUTHEAST DOWN THE EAST SIDE OF A 850-300MB
THICKNESS RIDGE. THE 19.12Z ECMWF BACKED OFF ON QPF AND THE OTHER
MODELING SYSTEMS HAVEN'T BEEN TOO OPTIMISTIC IN DEVELOPING
ELEVATED/NOCTURNAL CONVECTION...BUT EVEN THE GFS HAS A DECENT
925-700MB MOISTURE TRANSPORT NOSE ACROSS THE EASTERN FORECAST AREA
BETWEEN 00-06Z TO GO ALONG WITH ABOVE NORMAL PRECIPITABLE WATER
VALUES. THERE IS NO STRONG TRIGGER...BUT THE MORE PRONOUNCED CAPPING
IS SOUTH OF HERE AND THE NORTHERN/EASTERN FORECAST AREA IS COOLER
ALOFT.
MONDAY STILL LOOKS LIKE OUR WARMEST DAY...BUT THERE IS STILL SOME
UNCERTAINTY AS TO WHETHER WE WILL BE CLOSER TO 90 OR 95. A MODEL
CONSENSUS BLEND GIVES KMSP AND MUCH OF SOUTHERN MINNESOTA HIGHS
CLOSER TO 94-95...BUT WE SHOULD ALSO HAVE DEWPOINTS IN THE MID 70S.
IT IS DIFFICULT TO GET BOTH MID 70 DEWPOINTS AND MID 90 HIGHS /IT
CAN AND CERTAINLY HAS HAPPENED BEFORE/. USING LAST NIGHTS NAM/GFS
RUNS WE COMPARED THE TOP 5 CIPS ANALOGS TO THE PATTERN AT 00Z
TUESDAY AND FOUND SOME INTERESTING RESULTS. THE OVERALL BEST PATTERN
MATCH TO BOTH THE NAM AND GFS WAS 08-02-2004. KMSP HIT 85 THAT
AFTERNOON. USING KMSP AS A PROXY...THE AVERAGE OF THE TOP FIVE OVERALL
ANALOGS TO THE NAM YIELDED AN AVERAGE HIGH OF 86...A HIGH OF 87.6
WHEN USING THE TOP FIVE 2-M DEWPOINT ANALOGS...AND 87.4 WHEN USING
850MB TEMPERATURE ANALOGS. THE GFS IS WARMER WITH THE OVERALL TOP
FIVE ANALOGS YIELDING A MEAN HIGH TEMPERATURE OF 89.3...90 WHEN
USING 2-M DEWPOINTS AS AN ANALOG...AND 94.2 WHEN USING 850MB
TEMPERATURE. THAT 94.2 /WHICH INCLUDED 07-07-1980: 98 AND
7-15-1988:102/ IS NOT SURPRISING GIVEN THE VERY WARM 850MB TEMP
FORECAST OFF THE GFS. BESIDES THAT SET OF YEARS...MOST OF THE
ANALOGS SUGGEST A TEMPERATURE CLOSER TO 90. THIS ALSO MAKES SENSE
GIVEN THE S-SE SURFACE WIND AND HUMID AIR MASS. THE OVERNIGHT SHIFT
DISCUSSED A HEAT EVENT ALMOST A YEAR AGO TO THE DAY /7-18-2013/.
THAT DAY DID INDEED HAVE A HIGH OF 94...HOWEVER WE STARTED THAT
MORNING IN THE 80S AND MIXED OUT DEWPOINTS INTO THE UPPER 60S. IT
LOOKS LIKE WE WILL MAINTAIN MID 70 DEWPOINTS ON MONDAY...WHICH
SHOULD KEEP HIGH TEMPS CLOSER TO 90...BUT THIS STILL EQUATES TO HEAT
INDEX VALUES NEAR 105. THE GFS MIX DOWN TEMP USING 875MB FOR THE TOP
OF THE MIXED LAYER YIELDS A HIGH OF 92. NOT A BAD STARTING POINT.
THE OVERNIGHT SHIFT HAD A GOOD DISCUSSION ON THE THUNDERSTORM/SEVERE
POTENTIAL MONDAY NIGHT INTO TUESDAY...BUT MORE LIKELY A HEAVY RAIN
EVENT /ESPECIALLY FOR CENTRAL AND NORTHERN MINNESOTA/. THERE IS
STILL UNCERTAINTY ON SYSTEM PLACEMENT EVEN WITH THE 12Z RUNS. COOLER
AND LESS HUMIDITY WILL SPREAD ACROSS THE FORECAST AREA BY WEDNESDAY
MORNING.
&&
.AVIATION...(FOR THE 06Z TAFS THROUGH 06Z SUNDAY NIGHT)
ISSUED AT 1130 PM CDT SAT JUL 19 2014
MODEL GUIDANCE HAS BACKED OFF THE MVFR CONDITIONS TONIGHT...SO
CONTINUED THAT TREND AT ALL SITES EXCEPT KSTC SINCE THERE WILL BE
A SMALL WINDOW FOR FOG DEVELOPMENT BEHIND THE DEPARTING MID LEVEL
CLOUD DECK...AND AHEAD OF THE APPROACHING CIRRUS. SOUTHERLY WINDS
SHOULD KEEP THE FOG FROM BECOMING TOO WIDESPREAD OVERNIGHT...AND
WINDS WILL GUST NEAR 20KTS BY MID MORNING.
KMSP...
VFR CONDITIONS THROUGHOUT. ONLY THING OF NOTE ARE THE MID LEVEL
CLOUDS WHICH SHOULD EXIT THE REGION LATER TONIGHT...AND COULD SEE
SOME BRIEF VFR HAZE DEVELOP DURING THE EARLY MORNING HOURS.
/OUTLOOK FOR KMSP/
MON...VFR WITH IFR/TSRA POSSIBLE LATE. WINDS S AT 10G15KTS.
TUE...VFR WITH IFR/TSRA POSSIBLE. WINDS SW AT 10TKS BECOMING N
LATE.
WED...VFR. WINDS NNE AT 10KTS.
&&
.MPX WATCHES/WARNINGS/ADVISORIES...
MN...EXCESSIVE HEAT WATCH FROM MONDAY AFTERNOON THROUGH MONDAY
EVENING FOR MNZ060>063-068>070.
WI...NONE.
&&
SHORT TERM...JPC
LONG TERM...CLF
AVIATION...JRBHazardous weather outlook, Jul 19, 6:28 PM CDT, 8 hours 32 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 628 PM CDT SAT JUL 19 2014 MNZ041>045-047>070-073>078-082>085-091>093-202330- DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON- YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN- 628 PM CDT SAT JUL 19 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL MINNESOTA...EAST CENTRAL MINNESOTA...SOUTH CENTRAL MINNESOTA... SOUTHEAST MINNESOTA...SOUTHWEST MINNESOTA AND WEST CENTRAL MINNESOTA. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THUNDERSTORMS ARE POSSIBLE SUNDAY NIGHT AND THEN AGAIN FROM MONDAY NIGHT THROUGH TUESDAY NIGHT. A FEW OF THE STORMS FROM MONDAY NIGHT THROUGH TUESDAY NIGHT COULD BE SEVERE AS WELL AS PRODUCE TORRENTIAL RAINFALL. HEAT INDICES FROM 100 TO 105 ARE LIKELY ACROSS CENTRAL AND SOUTHERN MINNESOTA MONDAY AFTERNOON AND EVENING. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION WILL NOT BE NEEDED. WIZ014>016-023>028-202330- POLK-BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE- 628 PM CDT SAT JUL 19 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST WISCONSIN AND WEST CENTRAL WISCONSIN. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THUNDERSTORMS ARE POSSIBLE SUNDAY NIGHT AND THEN AGAIN FROM MONDAY NIGHT THROUGH TUESDAY NIGHT. A FEW OF THE STORMS FROM MONDAY NIGHT THROUGH TUESDAY NIGHT COULD BE SEVERE AS WELL AS PRODUCE TORRENTIAL RAINFALL. HEAT INDICES FROM 95 TO 100 ARE LIKELY ACROSS WEST CENTRAL WISCONSIN MONDAY AFTERNOON AND EVENING. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION WILL NOT BE NEEDED. JRB
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 3:00 AM CDT | Heat Advisory | MPX | Benton, Blue Earth, Brown, Chippewa, Chisago, Douglas and 29 more | 42 hr |
Nearby
Excessive Heat Warnings in Minnesota, 2014Every excessive heat warning in 2014
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.