Generic Space Environment Advisory
Issued by NWS

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NWXX04 KWNP 170413

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center
Boulder, Colorado, USA

2016 October 16 at 10:06 p.m. MDT (2016 October 17 0406 UTC)


Summary For October 10-16

Occasional G1-G2 (Minor-Moderate) geomagnetic storms were observed on 13-14 Oct from CME effects.

An isolated period of G1 (Minor) storming was observed on 16 Oct due to influence from a negative polarity coronal hole.

No other significant space weather was observed during the summary period.

Outlook For October 17-23

G1-G2 (Minor-Moderate) geomagnetic storms are likely on 16 Oct due to effects from a recurrent, negative polarity CH HSS.

G1 (Minor) geomagnetic storms are likely on 23 Oct due to the anticipated onset of a recurrent, positive polarity CH HSS.

No other significant space weather is expected during the outlook period.

Space Weather Prediction Center links
Current space weather conditions

Data used to provide space weather services are contributed by NOAA,
USAF, NASA, NSF, USGS, the International Space Environment Service (ISES)
and other observatories, universities, and institutions. For more
information, including email services, see SWPC`s Space Weather
Prediction Center Web site or (303) 497-3171. is the U.S. government's official web portal to all federal, state and local government web resources and services.