Alert archive / Arizona / Excessive Heat Warnings in 2011

Excessive Heat Warning 9, NWS Phoenix, AZ

August 28, 2011

NWS Phoenix, AZ issued this excessive heat warning at Aug 28, 2011, 3:39 AM MST. It took effect at Aug 29, 2011, 10:00 AM MST. It was in force for 10 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: Aug 28, 2011, 3:39 AM MST (10:39 UTC)
In effect from: Aug 29, 2011, 10:00 AM MST
Expired: Aug 29, 2011, 8:00 PM MST
In force: 10 hr
Issued by: NWS Phoenix, AZ

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 Phoenix, AZ wrote its last area forecast discussion before this excessive heat warning went out at Aug 28, 3:20 AM MST, 19 minutes earlier.

Area forecast discussion, Aug 28, 3:20 AM MST, 19 minutes before

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Hazardous weather outlook, Aug 27, 6:00 AM MST, 21 hours 39 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PHOENIX AZ
600 AM MST SAT AUG 27 2011

AZZ020>023-025>028-CAZ031>033-281300-
LOWER COLORADO RIVER VALLEY AZ-WEST CENTRAL DESERTS-
NORTHWEST MARICOPA COUNTY-GREATER PHOENIX AREA-
YUMA/MARTINEZ LAKE AND VICINITY-SOUTHWEST DESERTS-
SOUTHWEST MARICOPA COUNTY-NORTHWEST AND NORTH CENTRAL PINAL COUNTY-
LOWER COLORADO RIVER VALLEY CA-RIVERSIDE COUNTY/EASTERN DESERTS-
IMPERIAL COUNTY-
600 AM MST SAT AUG 27 2011 /600 AM PDT SAT AUG 27 2011/

...EXCESSIVE HEAT WARNING IN EFFECT UNTIL 8 PM MST /8 PM PDT/
MONDAY...

THE EXCESSIVE HEAT WARNING THROUGH MONDAY COVERS THE DESERTS OF
SOUTHWEST AND SOUTH CENTRAL ARIZONA...AND SOUTHEAST CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT.

ISOLATED THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EVENING. THE
PRIMARY THREATS ARE GUSTY WINDS...BRIEF HEAVY RAIN...LIGHTNING...AND
BLOWING DUST.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

EXCESSIVE HEAT WARNING IS POSTED FOR SUNDAY AND MONDAY. ISOLATED
THUNDERSTORMS ARE ALSO POSSIBLE OVER SOUTHWEST AND SOUTH CENTRAL
ARIZONA. PRIMARY THREATS ARE GUSTY WINDS...BRIEF HEAVY RAIN...
LIGHTNING...AND BLOWING DUST.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED IF STORMS BECOME SEVERE.

AZZ024-281300-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
600 AM MST SAT AUG 27 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST-CENTRAL ARIZONA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SCATTERED THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EVENING.
PRIMARY THREATS ARE GUSTY WINDS...BRIEF HEAVY RAIN...AND LIGHTNING.

IN ADDITION...TEMPERATURES WILL BE WELL ABOVE AVERAGE FOR LATE
AUGUST.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A CHANCE OF AFTERNOON AND EVENING THUNDERSTORMS. PRIMARY THREATS ARE
GUSTY WINDS...BRIEF HEAVY RAIN...AND LIGHTNING.

WELL ABOVE NORMAL TEMPERATURES WILL CONTINUE SUNDAY AND MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED IF STORMS BECOME SEVERE.

CAZ030-281300-
JOSHUA TREE NATIONAL PARK-
600 AM PDT SAT AUG 27 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST CALIFORNIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

ISOLATED SHOWERS AND THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND
EVENING. PRIMARY THREATS ARE GUSTY WINDS...HEAVY RAIN...AND
LIGHTNING. IN ADDITION...TEMPERATURES WILL BE WELL ABOVE NORMAL FOR
LATE AUGUST.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

ABOVE NORMAL TEMPERATURES WILL CONTINUE SUNDAY THROUGH TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED IF STORMS BECOME SEVERE.

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX

In the hours before

Local storm report, Aug 27, 10:37 PM MST, 5 hours 2 minutes before

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Special weather statement, Aug 27, 11:59 PM MST, 3 hours 40 minutes before

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Special weather statement, Aug 28, 12:26 AM MST, 3 hours 13 minutes before

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The office that day

Everything else NWS Phoenix, AZ issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 27, 5:01 PM MST	Severe Thunderstorm Warning	PSR	Gila, Maricopa, Pinal	59 min
Aug 27, 5:36 PM MST	Special Weather Statement	PSR	La Paz	39 min
Aug 27, 6:11 PM MST	Special Weather Statement	PSR		79 min
Aug 27, 6:14 PM MST	Severe Thunderstorm Warning	PSR	Pinal	46 min
Aug 27, 6:23 PM MST	Dust Storm Warning	PSR		97 min
Aug 27, 6:58 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	25 min
Aug 27, 7:59 PM MST	Special Weather Statement	PSR		76 min
Aug 27, 8:38 PM MST	Severe Thunderstorm Warning	PSR	Maricopa, Yuma	52 min
Aug 27, 9:18 PM MST	Areal Flood Advisory	PSR	Maricopa, Yuma	3 hr
Aug 27, 9:25 PM MST	Severe Thunderstorm Warning	PSR	Yuma	65 min
Aug 27, 9:38 PM MST	Flash Flood Warning	PSR	Maricopa, Yuma	3 hr
Aug 27, 9:46 PM MST	Dust Storm Warning	PSR		2 hr
Aug 27, 10:02 PM MST	Severe Thunderstorm Warning	PSR	Yuma	58 min
Aug 28, 12:26 AM MST	Special Weather Statement	PSR	La Paz	79 min
Aug 27, 11:59 PM MST	Special Weather Statement	PSR	Imperial	46 min
Aug 28, 3:00 PM MST	Special Weather Statement	PSR	Riverside	60 min
Aug 28, 4:14 PM MST	Special Weather Statement	PSR	Riverside	46 min

Nearby

Excessive Heat Warnings in Arizona, 2011 Excessive Heat Warnings in California, 2011 Every excessive heat warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.