Important Disclaimer Notice


If you are looking for the official U.S. Government forecast for space weather, please go to NOAA's Space Weather Prediction Center (http://swpc.noaa.gov). This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

Notifications

Update - Simulation Indicates CME May Pass By Spitzer Spacecraft and Near-Earth Environment

NOAA's Space Weather Prediction Center (http://swpc.noaa.gov) is the United States Government official source for space weather forecasts.
This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

## NASA Goddard Space Flight Center, Space Weather Research Center ( SWRC )
## Message Type: Space Weather Notification
##
## Message Issue Date: 2013-05-17T17:03:00Z
## Message ID: 20130517-AL-002

## Summary:

Another O-type CME from AR 1748, Associated with M3.2 Flare


NOAA's Space Weather Prediction Center (http://swpc.noaa.gov) is the United States Government official source for space weather forecasts.
This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

Solar Energetic Particle Event Detected by GOES

NOAA's Space Weather Prediction Center (http://swpc.noaa.gov) is the United States Government official source for space weather forecasts.
This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

## NASA Goddard Space Flight Center, Space Weather Research Center ( SWRC )
## Message Type: Space Weather Notification
##
## Message Issue Date: 2013-05-15T14:10:00Z
## Message ID: 20130515-AL-004

## Summary:

Solar energetic particle event detected by GOES. The flux of > 10 MeV exceeds 10 pfu starting at 2013-05-15T13:25Z.

Any spacecraft located between Epoxi and Earth (such as Epoxi, Spitzer, ACE, SOHO, and so on) can be affected.

Activity ID: 2013-05-15T13:25:00-SEP-001.

Update: Simulation Indicates CME Will Pass By Spitzer and Epoxi. There is a Small Chance that its Flank Might Give Earth a Glancing Blow

NOAA's Space Weather Prediction Center (http://swpc.noaa.gov) is the United States Government official source for space weather forecasts.
This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

## NASA Goddard Space Flight Center, Space Weather Research Center ( SWRC )
## Message Type: Space Weather Notification
##
## Message Issue Date: 2013-05-15T12:15:00Z
## Message ID: 20130515-AL-003

## Summary:

O-Type Solar Eruption Related to the X1.2 Class Flare Detected

NOAA's Space Weather Prediction Center (http://swpc.noaa.gov) is the United States Government official source for space weather forecasts.
This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

## NASA Goddard Space Flight Center, Space Weather Research Center ( SWRC )
## Message Type: Space Weather Notification
##
## Message Issue Date: 2013-05-15T04:15:00Z
## Message ID: 20130515-AL-002

## Summary:

O-type CME detected by STEREO-A COR2, STEREO-B COR2 and SOHO LASCO C3. The CME is related to the X1.2 class flare with ID 2013-05-15T01:10:00-FLR-001 (see alert 20130515-AL-001).

Start time of the event: 2013-05-15T02:18Z. (LASCO C3)

Estimated speed: ~1200 km/s.

Estimated opening half-angle: 40 deg.

Another Significant Flare (X1.2 Class) From Active Region AR1748


NOAA's Space Weather Prediction Center (http://swpc.noaa.gov) is the United States Government official source for space weather forecasts.
This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

## NASA Goddard Space Flight Center, Space Weather Research Center ( SWRC )
## Message Type: Space Weather Notification
##
## Message Issue Date: 2013-05-15T02:00:00Z
## Message ID: 20130515-AL-001

## Summary:

Significant flare detected by GOES.

Flare start time: 2013-05-15T01:10Z.

Flare peak time: 2013-05-15T01:48Z.

Flare intensity: X1.2 class.

Source region: N11E63.

Simulation of Combined Effect of the R-Type CME and Two Earlier CMEs

NOAA's Space Weather Prediction Center (http://swpc.noaa.gov) is the United States Government official source for space weather forecasts.
This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

## NASA Goddard Space Flight Center, Space Weather Research Center ( SWRC )
## Message Type: Space Weather Notification
##
## Message Issue Date: 2013-05-14T04:55:00Z
## Message ID: 20130514-AL-003

## Summary:

R-Type Solar Eruption Associated with the X3.2 Class Flare

NOAA's Space Weather Prediction Center (http://swpc.noaa.gov) is the United States Government official source for space weather forecasts.
This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

## NASA Goddard Space Flight Center, Space Weather Research Center ( SWRC )
## Message Type: Space Weather Alert
##
## Message Issue Date: 2013-05-14T03:50:00Z
## Message ID: 20130514-AL-002

## Summary:

R-type CME detected by STEREO-B COR2 and SOHO LASCO C3. The CME is related to the X3.2 class flare with ID 2013-05-14T01:00:00-FLR-001 (see alert 20130514-AL-001).

Active Region Produces its Third X Class Flare: X3.2 Class Flare Detected by GOES


NOAA's Space Weather Prediction Center (http://swpc.noaa.gov) is the United States Government official source for space weather forecasts.
This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

## NASA Goddard Space Flight Center, Space Weather Research Center ( SWRC )
## Message Type: Space Weather Notification
##
## Message Issue Date: 2013-05-14T01:45:00Z
## Message ID: 20130514-AL-001

## Summary:

Significant flare detected by GOES.

Flare start time: 2013-05-14T01:00Z.

Flare peak time: 2013-05-14T01:11Z.

Flare intensity: X3.2 class.

Source region: N10E89.

CME Associated with X2.8 Class Flare May Affect Spitzer, STEREO B and EPOXI


NOAA's Space Weather Prediction Center (http://swpc.noaa.gov) is the United States Government official source for space weather forecasts.
This "Experimental Research Information" consists of preliminary NASA research products and should be interpreted and used accordingly.

## NASA Goddard Space Flight Center, Space Weather Research Center ( SWRC )
## Message Type: Space Weather Notification
##
## Message Issue Date: 2013-05-13T19:15:00Z
## Message ID: 20130513-AL-008

## Summary:

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