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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
Mar 8
WEATHERAmerica Newsletter, Sunday, March 8, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Cold May Linger In Canada And North Central
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WEATHERAmerica Newsletter, Sunday, March 8, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Cold May Linger In Canada And North Central
Mar 8
Larry Cosgrove
Mar 8
WEATHERAmerica Newsletter, Saturday, March 7, 2026; SHORT And MEDIUM RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Cold Canada, Warm USA Scenario Has Inklings Of What
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WEATHERAmerica Newsletter, Saturday, March 7, 2026; SHORT And MEDIUM RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Cold Canada, Warm USA Scenario Has Inklings Of What
Mar 8
Larry Cosgrove
Mar 7
WEATHERAmerica Newsletter, Saturday, March 7, 2026; WEATHER HAZARDS And GLOBAL SATELLITE IMAGERY
TODAY'S FUN LINKS: Will Climate Change Bring More Major Hurricane Landfalls to the US? Yale
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WEATHERAmerica Newsletter, Saturday, March 7, 2026; WEATHER HAZARDS And GLOBAL SATELLITE IMAGERY
TODAY'S FUN LINKS: Will Climate Change Bring More Major Hurricane Landfalls to the US? Yale
Mar 7
Larry Cosgrove
Mar 1
WEATHERAmerica Newsletter, Sunday, March 1, 2026: EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) One Last Gasp Of Winter Weather From The Rocky
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WEATHERAmerica Newsletter, Sunday, March 1, 2026: EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) One Last Gasp Of Winter Weather From The Rocky
Mar 1
Larry Cosgrove
Feb 28
WEATHERAmerica Newsletter, Saturday, February 28, 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, February 28, 2026; WEATHER HAZARDS And GLOBAL SATELLITE IMAGERY
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
Feb 28
Larry Cosgrove
Feb 27
OCEANIC NINO INDEX (ONI) And ANALOG YEARS; Thursday, February 26, 2026
To calculate possible weather outcomes using these analogs: Climate Plotting And Analysis Tools
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OCEANIC NINO INDEX (ONI) And ANALOG YEARS; Thursday, February 26, 2026
To calculate possible weather outcomes using these analogs: Climate Plotting And Analysis Tools
Feb 27
Larry Cosgrove
Feb 23
WEATHERAmerica Monthly Analog-Derived And Numerical Model Temperature Anomaly Forecasts; Monday, February 23, 2026
MARCH 2026 ECMWF CanSIPS ANALOG APRIL 2026 ECMWF CFS ANALOG MAY 2026 ECMWF CanSIPS ANALOG JUNE 2026
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WEATHERAmerica Monthly Analog-Derived And Numerical Model Temperature Anomaly Forecasts; Monday, February 23, 2026
MARCH 2026 ECMWF CanSIPS ANALOG APRIL 2026 ECMWF CFS ANALOG MAY 2026 ECMWF CanSIPS ANALOG JUNE 2026
Feb 23
Larry Cosgrove
Feb 22
1-5, 6-10, 11-15, 16-20 Day Temperature Forecast Anomaly Charts; Sunday; February 22, 2026
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1-5, 6-10, 11-15, 16-20 Day Temperature Forecast Anomaly Charts; Sunday; February 22, 2026
Feb 22
Larry Cosgrove
Feb 22
WEATHERAmerica Newsletter, Saturday, February 21, 2026; WEATHER HAZARDS And GLOBAL SATELLITE IMAGERY (Truncated Version Due To Storm Coverage In Northeast U.S>)
TODAY'S FUN LINKS: Determining an Efficient Method for Measuring Coastal Currents Texas A&M
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WEATHERAmerica Newsletter, Saturday, February 21, 2026; WEATHER HAZARDS And GLOBAL SATELLITE IMAGERY (Truncated Version Due To Storm Coverage In Northeast U.S>)
TODAY'S FUN LINKS: Determining an Efficient Method for Measuring Coastal Currents Texas A&M
Feb 22
Larry Cosgrove
Feb 22
WEATHERAmerica Newsletter; Saturday, February 21, 2026; SHORT RANGE OUTLOOK
SHORT RANGE OUTLOOK (Through The Next 72 Hours) About THAT Blizzard In The Northeast US And Maritime
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WEATHERAmerica Newsletter; Saturday, February 21, 2026; SHORT RANGE OUTLOOK
SHORT RANGE OUTLOOK (Through The Next 72 Hours) About THAT Blizzard In The Northeast US And Maritime
Feb 22
Larry Cosgrove
Feb 22
WEATHERAmerica Newsletter; Saturday, February 21, 2026; MEDIUM RANGE OUTLOOK
MEDIUM RANGE OUTLOOK (Four To Ten Days From Now) Another Arctic Vortex Is On The Way! METEOBLUE
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WEATHERAmerica Newsletter; Saturday, February 21, 2026; MEDIUM RANGE OUTLOOK
MEDIUM RANGE OUTLOOK (Four To Ten Days From Now) Another Arctic Vortex Is On The Way! METEOBLUE
Feb 22
Larry Cosgrove
Feb 22
WEATHERAmerica Newsletter; Saturday, February 21, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) March Forecast Is Turning Warmer For The Frozen
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WEATHERAmerica Newsletter; Saturday, February 21, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) March Forecast Is Turning Warmer For The Frozen
Feb 22
Larry Cosgrove
Feb 20
WEATHERAmerica WINTER STORM OUTLINE, February 21 - 24, 2026 For The Virginias, Mid-Atlantic, New England And Maritime Provinces
Overview A diffuse disturbed area in southern Colorado and Kansas will slowly congeal into one storm
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WEATHERAmerica WINTER STORM OUTLINE, February 21 - 24, 2026 For The Virginias, Mid-Atlantic, New England And Maritime Provinces
Overview A diffuse disturbed area in southern Colorado and Kansas will slowly congeal into one storm
Feb 20
Larry Cosgrove
Feb 19
MARCH 2026 WEATHER FORECASTS; Tuesday, February 17, 2026
ANALOG YEARS USED FOR THIS FORECAST WEATHERAmerica Temperature Anomaly Forecast CanSIPS Temperature
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MARCH 2026 WEATHER FORECASTS; Tuesday, February 17, 2026
ANALOG YEARS USED FOR THIS FORECAST WEATHERAmerica Temperature Anomaly Forecast CanSIPS Temperature
Feb 19
Larry Cosgrove
Feb 15
WEATHERAmerica Newsletter, Sunday, February 15, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Waiting For Spring? Arctic Air, A Deep Storm/
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WEATHERAmerica Newsletter, Sunday, February 15, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Waiting For Spring? Arctic Air, A Deep Storm/
Feb 15
Larry Cosgrove
Feb 14
WEATHERAmerica Newsletter, Saturday, February 14, 2026; SHORT And MEDIUM RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Texas Storm Puts The Brakes On "Blowtorch"
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WEATHERAmerica Newsletter, Saturday, February 14, 2026; SHORT And MEDIUM RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Texas Storm Puts The Brakes On "Blowtorch"
Feb 14
Larry Cosgrove
Feb 14
WEATHERAmerica Newsletter, Saturday, February 14, 2026; WEATHER HAZARDS, GLOBAL SATELLITE IMAGERY
TODAY'S FUN LINKS: The Future of NCAR Remains Highly Uncertain Yale Climate Connections - 30
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WEATHERAmerica Newsletter, Saturday, February 14, 2026; WEATHER HAZARDS, GLOBAL SATELLITE IMAGERY
TODAY'S FUN LINKS: The Future of NCAR Remains Highly Uncertain Yale Climate Connections - 30
Feb 14
Larry Cosgrove
Feb 8
WEATHERAmerica Newsletter, Sunday, February 8, 2026; SHORT And MEDIUM RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Outside Of The Northeast, It Just Keeps Getting
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WEATHERAmerica Newsletter, Sunday, February 8, 2026; SHORT And MEDIUM RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Outside Of The Northeast, It Just Keeps Getting
Feb 8
Larry Cosgrove
Feb 8
WEATHERAmerica Newsletter, Saturday, February 7, 2026
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Like It Or Not, Massive Nationwide Cold Wave
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WEATHERAmerica Newsletter, Saturday, February 7, 2026
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Like It Or Not, Massive Nationwide Cold Wave
Feb 8
Larry Cosgrove
Feb 1
WEATHERAmerica Newsletter; EXTENDED PERIOD FORECAST, Sunday, February 1, 2026
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Brief Mild Breaks Aside, Much Of February Looks
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WEATHERAmerica Newsletter; EXTENDED PERIOD FORECAST, Sunday, February 1, 2026
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Brief Mild Breaks Aside, Much Of February Looks
Feb 1
Larry Cosgrove
Feb 1
WEATHERAmerica Newsletter, Saturday, January 31, 2026; GLOBAL SATELLITE IMAGERY And WEATHER EXTREMES
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
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WEATHERAmerica Newsletter, Saturday, January 31, 2026; GLOBAL SATELLITE IMAGERY And WEATHER EXTREMES
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
Feb 1
Larry Cosgrove
Jan 25
WEATHERAmerica Newsletter, Sunday, January 25, 2026; SHORT And MEDIUM RANGE RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Sprawling Arctic Vortex Dominates Eastern 2/3 Of
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WEATHERAmerica Newsletter, Sunday, January 25, 2026; SHORT And MEDIUM RANGE RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Sprawling Arctic Vortex Dominates Eastern 2/3 Of
Jan 25
Larry Cosgrove
Jan 25
WEATHERAmerica Newsletter, Sunday, January 25, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Dual Blocking Configuration Suggests Mostly Mild
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WEATHERAmerica Newsletter, Sunday, January 25, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) Dual Blocking Configuration Suggests Mostly Mild
Jan 25
Larry Cosgrove
Jan 25
WEATHERAmerica Newsletter, Sunday, January 5, 2026; WEATHER EXTREMES And GLOBAL WEATHER SUMMARY
TODAY'S FUN LINKS: From Texas to Florida (and In Between): These States Are the Lightning Kings
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WEATHERAmerica Newsletter, Sunday, January 5, 2026; WEATHER EXTREMES And GLOBAL WEATHER SUMMARY
TODAY'S FUN LINKS: From Texas to Florida (and In Between): These States Are the Lightning Kings
Jan 25
Larry Cosgrove
Jan 18
WEATHERAmerica Newsletter; Saturday, January 17, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) A Wild, Wintry Weather Pattern Possible Through
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WEATHERAmerica Newsletter; Saturday, January 17, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) A Wild, Wintry Weather Pattern Possible Through
Jan 18
Larry Cosgrove
Jan 18
WEATHERAmerica Newsletter, Saturday, January 17, 2026; SHORT RANGE and MEDIUM RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Cold East Vs. Warm West Alignment Settles In
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WEATHERAmerica Newsletter, Saturday, January 17, 2026; SHORT RANGE and MEDIUM RANGE OUTLOOKS
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Cold East Vs. Warm West Alignment Settles In
Jan 18
Larry Cosgrove
Jan 18
WEATHERAmerica Newsletter, Saturday, January 17, 2026; WEATHER HAZARDS And GLOBAL WEATHER SUMMARY
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
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WEATHERAmerica Newsletter, Saturday, January 17, 2026; WEATHER HAZARDS And GLOBAL WEATHER SUMMARY
WEATHER HAZARDS (During The Next 24 Hours) SEVERE WEATHER OUTLOOK (potential for tornadoes, damaging
Jan 18
Larry Cosgrove
Jan 11
WEATHERAmerica Newsletter, Sunday, January 11, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) The Last Week Of January Will Be Influenced By
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WEATHERAmerica Newsletter, Sunday, January 11, 2026; EXTENDED PERIOD FORECAST
EXTENDED PERIOD FORECAST (Between Day 11 And Day 15) The Last Week Of January Will Be Influenced By
Jan 11
Larry Cosgrove
Jan 11
WEATHERAmerica Newsletter, Sunday, January 11, 2026; SHORT And MEDIUM RANGE OUTLOOK
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Despite Brief Cold Intrusion Into the Midwest, Great
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WEATHERAmerica Newsletter, Sunday, January 11, 2026; SHORT And MEDIUM RANGE OUTLOOK
SHORT RANGE OUTLOOK (Through The Next 72 Hours) Despite Brief Cold Intrusion Into the Midwest, Great
Jan 11
Larry Cosgrove
Jan 11
WEATHERAmerica Newsletter; Saturday, January 10, 2026; WEATHER HAZARDS And GLOBAL SATELLITE IMAGES
TODAY'S FUN LINKS: Trump Administration Announces Plans to "Break Up" the National
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WEATHERAmerica Newsletter; Saturday, January 10, 2026; WEATHER HAZARDS And GLOBAL SATELLITE IMAGES
TODAY'S FUN LINKS: Trump Administration Announces Plans to "Break Up" the National
Jan 11