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Welcome to the WEATHERAmerica Google Group, the home of the WEATHERAmerica Newsletter! Larry Cosgrove, manager of group.
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Larry Cosgrove
May 31
WEATHERAmerica Newsletter, Saturday, May 30, 2026; SHORT And MEDIUM RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Hotter Air Slowly Expands Across The Lower 48 States;
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WEATHERAmerica Newsletter, Saturday, May 30, 2026; SHORT And MEDIUM RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Hotter Air Slowly Expands Across The Lower 48 States;
May 31
Larry Cosgrove
May 31
WEATHERAmerica Newsletter; Saturday, May 30, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Summer Makes A Strong Comeback Across North
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WEATHERAmerica Newsletter; Saturday, May 30, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Summer Makes A Strong Comeback Across North
May 31
Larry Cosgrove
May 30
WEATHERAmerica Newsletter; Saturday, May 30, 2026; WEATHER HAZARDS And GLOBAL WEATHER SUMMARY
TODAY'S FUN LINKS: NOAA Predicts Below-Normal 2026 Atlantic Hurricane Season NOAA - 21 May 2026
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WEATHERAmerica Newsletter; Saturday, May 30, 2026; WEATHER HAZARDS And GLOBAL WEATHER SUMMARY
TODAY'S FUN LINKS: NOAA Predicts Below-Normal 2026 Atlantic Hurricane Season NOAA - 21 May 2026
May 30
Larry Cosgrove
May 25
WEATHERAmerica Newsletter; Monday, May 25, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) What Exactly Is Ailing The Numerical Models?
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WEATHERAmerica Newsletter; Monday, May 25, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) What Exactly Is Ailing The Numerical Models?
May 25
Larry Cosgrove
May 24
JUNE WEATHER FORECASTS; Sunday, May 24, 2026
ANALOG YEARS USED FOR THIS FORECAST WEATHERAmerica Temperature Anomaly Forecast CFS Temperature
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JUNE WEATHER FORECASTS; Sunday, May 24, 2026
ANALOG YEARS USED FOR THIS FORECAST WEATHERAmerica Temperature Anomaly Forecast CFS Temperature
May 24
Larry Cosgrove
May 24
WEATHERAmerica Monthly Analog-Derived And Numerical Model Temperature Anomaly Forecasts; Sunday, May 24, 2026; Favored Model Highlighted In Blue
JUNE 2026 ECMWF CanSIPS ANALOG JULY 2026 ECMWF CanSIPS ANALOG AUGUST 2026 ECMWF CanSIPS ANALOG
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WEATHERAmerica Monthly Analog-Derived And Numerical Model Temperature Anomaly Forecasts; Sunday, May 24, 2026; Favored Model Highlighted In Blue
JUNE 2026 ECMWF CanSIPS ANALOG JULY 2026 ECMWF CanSIPS ANALOG AUGUST 2026 ECMWF CanSIPS ANALOG
May 24
Larry Cosgrove
May 24
RELATIVE OCEANIC NINO INDEX (RONI) And ANALOG YEARS; Friday, May 22, 2026
To calculate possible weather outcomes using these analogs: Climate Plotting And Analysis Tools
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RELATIVE OCEANIC NINO INDEX (RONI) And ANALOG YEARS; Friday, May 22, 2026
To calculate possible weather outcomes using these analogs: Climate Plotting And Analysis Tools
May 24
Larry Cosgrove
May 17
WEATHERAmerica Newsletter; Sunday, May 17, 2026; SHORT RANGE OUTLOOK
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Cold Air Over The West Pushes Slowly Eastward; Strong
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WEATHERAmerica Newsletter; Sunday, May 17, 2026; SHORT RANGE OUTLOOK
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Cold Air Over The West Pushes Slowly Eastward; Strong
May 17
Larry Cosgrove
May 17
WEATHERAmerica Newsletter; Sunday, May 17, 2026; MEDIUM RANGE OUTLOOK
MEDIUM RANGE OUTLOOK (Four To Ten Days From Now) Polar Air Mass Quickly Moderates As It Approaches
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WEATHERAmerica Newsletter; Sunday, May 17, 2026; MEDIUM RANGE OUTLOOK
MEDIUM RANGE OUTLOOK (Four To Ten Days From Now) Polar Air Mass Quickly Moderates As It Approaches
May 17
Larry Cosgrove
May 17
WEATHERAmerica Newsletter, Saturday, May 16, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Heat Ridge Placement Keeps Texas And Dixie Well
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WEATHERAmerica Newsletter, Saturday, May 16, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Heat Ridge Placement Keeps Texas And Dixie Well
May 17
Larry Cosgrove
May 16
WEATHERAmerica Newsletter, Saturday, May 16, 2026; WEATHER HAZARDS
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
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WEATHERAmerica Newsletter, Saturday, May 16, 2026; WEATHER HAZARDS
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
May 16
Larry Cosgrove
May 10
WEATHERAmerica Newsletter; Sunday, May 10, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) A Cool Canada Vs. Warm/Hot USA Solution? CIMSS (
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WEATHERAmerica Newsletter; Sunday, May 10, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) A Cool Canada Vs. Warm/Hot USA Solution? CIMSS (
May 10
Larry Cosgrove
May 9
WEATHERAmerica Newsletter; Saturday, May 9, 2026
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
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WEATHERAmerica Newsletter; Saturday, May 9, 2026
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
May 9
Larry Cosgrove
May 3
WEATHERAmerica Newsletter; Sunday, May 3, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Heat Ridges Are In Your Not-To-Distant Future
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WEATHERAmerica Newsletter; Sunday, May 3, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Heat Ridges Are In Your Not-To-Distant Future
May 3
Larry Cosgrove
May 2
WEATHERAmerica Newsletter, Saturday, May 2, 2026; MEDIUM RANGE OUTLOOK
MEDIUM RANGE OUTLOOK (Four To Ten Days From Now) Heat Builds Along The West Coast; The Midwest And
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WEATHERAmerica Newsletter, Saturday, May 2, 2026; MEDIUM RANGE OUTLOOK
MEDIUM RANGE OUTLOOK (Four To Ten Days From Now) Heat Builds Along The West Coast; The Midwest And
May 2
Larry Cosgrove
May 2
WEATHERAmerica Newsletter; Saturday, May 2, 2026; SHORT RANGE OUTLOOK
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Heat Takes A Back Seat To A Polar Air Mass METEOBLUE
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WEATHERAmerica Newsletter; Saturday, May 2, 2026; SHORT RANGE OUTLOOK
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Heat Takes A Back Seat To A Polar Air Mass METEOBLUE
May 2
Larry Cosgrove
May 2
WEATHERAmerica Newsletter, Saturday, May 2, 2026; LINKS And WEATHER EXTREMES
TODAY'S FUN LINKS: Caribbean Hurricanes Getting Substantially Stronger due to Warming Waters:
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WEATHERAmerica Newsletter, Saturday, May 2, 2026; LINKS And WEATHER EXTREMES
TODAY'S FUN LINKS: Caribbean Hurricanes Getting Substantially Stronger due to Warming Waters:
May 2
Larry Cosgrove
May 2
JJAS SUMMER WEATHER FORECAST; Saturday, May 2, 2026; MONTHLY WEATHER BREAKDOWN (1)
MONTHLY FORECASTS MAY I follow the ECMWF projection here. Note the ehat ridge over central and
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JJAS SUMMER WEATHER FORECAST; Saturday, May 2, 2026; MONTHLY WEATHER BREAKDOWN (1)
MONTHLY FORECASTS MAY I follow the ECMWF projection here. Note the ehat ridge over central and
May 2
Larry Cosgrove
May 2
JJAS SUMMER WEATHER FORECAST; Saturday, May 2, 2026; MONTHLY WEATHER BREAKDOWN (2)
AUGUST I am wary of the increased precipitation threat in Texas and the Gulf Coast, since the Sonoran
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JJAS SUMMER WEATHER FORECAST; Saturday, May 2, 2026; MONTHLY WEATHER BREAKDOWN (2)
AUGUST I am wary of the increased precipitation threat in Texas and the Gulf Coast, since the Sonoran
May 2
Larry Cosgrove
May 2
JJAS SUMMER WEATHER FORECAST; Saturday, May 2, 2026; Part 1
ABSTRACT Using a weighted selection of analog years bearing synoptic scale similarities to the period
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JJAS SUMMER WEATHER FORECAST; Saturday, May 2, 2026; Part 1
ABSTRACT Using a weighted selection of analog years bearing synoptic scale similarities to the period
May 2
Larry Cosgrove
May 2
JJAS SUMMER WEATHER FORECAST; Friday, April 24, 2026; Part 3
EUROPE Somewhat like last summer, but probably warmer across the northern third of the subcontinent.
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JJAS SUMMER WEATHER FORECAST; Friday, April 24, 2026; Part 3
EUROPE Somewhat like last summer, but probably warmer across the northern third of the subcontinent.
May 2
Larry Cosgrove
Apr 19
WEATHERAmerica Newsletter, Sunday, April 19, 2026; GENERAL WEATHER PATTERN DISCUSSION
GENERAL WEATHER PATTERN DISCUSSION METEOBLUE CIMSS WeatherBELL (5) College Of DuPage Weather
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WEATHERAmerica Newsletter, Sunday, April 19, 2026; GENERAL WEATHER PATTERN DISCUSSION
GENERAL WEATHER PATTERN DISCUSSION METEOBLUE CIMSS WeatherBELL (5) College Of DuPage Weather
Apr 19
Larry Cosgrove
Apr 19
WEATHERAmerica Newsletter, Saturday, April 21, 2026
TODAY'S FUN LINKS: Traveling Tropical Disturbance Increases Rainfall across the Hawaiian Islands
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WEATHERAmerica Newsletter, Saturday, April 21, 2026
TODAY'S FUN LINKS: Traveling Tropical Disturbance Increases Rainfall across the Hawaiian Islands
Apr 19
Larry Cosgrove
Apr 12
WEATHERAmerica Newsletter, Sunday, April 12, 2026; MEDIUM RANGE OUTLOOK
MEDIUM RANGE OUTLOOK (Four To Ten Days From Now) The "Number Two" Severe Weather Outbreak
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WEATHERAmerica Newsletter, Sunday, April 12, 2026; MEDIUM RANGE OUTLOOK
MEDIUM RANGE OUTLOOK (Four To Ten Days From Now) The "Number Two" Severe Weather Outbreak
Apr 12
Larry Cosgrove
Apr 12
WEATHERAmerica Newsletter; Sunday, April 12, 2026; SHORT RANGE OUTLOOK
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Tornado Alley Is An Appropriate Term. Along With A
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WEATHERAmerica Newsletter; Sunday, April 12, 2026; SHORT RANGE OUTLOOK
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Tornado Alley Is An Appropriate Term. Along With A
Apr 12
Larry Cosgrove
Apr 12
WEATHERAmerica Newsletter, Saturday, April 11, 2026; WEATHER HAZARDS And GLOBAL SATELLITE IMAGERY
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
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WEATHERAmerica Newsletter, Saturday, April 11, 2026; WEATHER HAZARDS And GLOBAL SATELLITE IMAGERY
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
Apr 12
Larry Cosgrove
Apr 4
WEATHERAmerica Newsletter; Saturday, April 4, 2026; Holiday Weather Outline
TODAY'S FUN LINKS: Winter Snow Is Disappearing across the Northern Hemisphere Earth.com - 6 March
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WEATHERAmerica Newsletter; Saturday, April 4, 2026; Holiday Weather Outline
TODAY'S FUN LINKS: Winter Snow Is Disappearing across the Northern Hemisphere Earth.com - 6 March
Apr 4
Larry Cosgrove
Apr 4
WEATHERAmerica Newsletter, Saturday, April 4, 2026; ACCOMPANYING GRAPHICS PAGE
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WEATHERAmerica Newsletter, Saturday, April 4, 2026; ACCOMPANYING GRAPHICS PAGE
Apr 4
Larry Cosgrove
Apr 4
WEATHERAmerica Newsletter, Saturday, April 4, 2026; ENSO And Global Sea Surface Temperatures
Notes: "Super El Nino" event appears unlikely; Weak register probable in June, Moderate
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WEATHERAmerica Newsletter, Saturday, April 4, 2026; ENSO And Global Sea Surface Temperatures
Notes: "Super El Nino" event appears unlikely; Weak register probable in June, Moderate
Apr 4
Larry Cosgrove
Mar 29
WEATHERAmerica Newsletter, Saturday; March 28, 2026
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Ever Heard The Term "NothingBurger"?
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WEATHERAmerica Newsletter, Saturday; March 28, 2026
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Ever Heard The Term "NothingBurger"?
Mar 29