Space Environment Prediction Center





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OVERVIEW & FORECAST

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Day 1 To 3
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Weekly Forecast

During the past 24 hours, solar activity was very low without C-class and above flare produced. There were 3 active regions on the visible disk. The solar wind speed increased to about 350 km/s. The geomagnetic field was at quiet levels.
	Published:	2021-01-23 00:08 UTC
	Forecaster:	026/035

Within the next three days, solar activity is expected to be very low. The geomagnetic field is expected to be mainly quiet.
	Published:	2021-01-23 00:08 UTC
	Forecaster:	026/035

During last week, solar activity was very low to low. There were three sunspot regions on the visible disk and two C1 flares were produced. The F10.7 index ranged from 73 sfu to 78 sfu. The solar wind speed maintained at about 350 km/s and the geomagnetic field was at quiet to unsettled levels.
	Published:	2021-01-22 00:56 UTC
	Forecaster:	010

Within next week, solar activity is expected to be very low. The geomagnetic field is expected be mainly quiet.
	Published:	2021-01-22 00:56 UTC
	Forecaster:	010

ALERTS


	No space environment alerts have been issued today.


	13:40 UTC 29 Nov 2020	00:15 UTC 25 Nov 2020	13:00 UTC 22 Nov 2020	01:15 UTC 01 Nov 2020	01:15 UTC 31 Oct 2020

LATEST DATA



		The active region magnetogram is created from the raw full-disk longitudinal magnetogram data observed at Huairou Solar Observatory Station of Beijing in China.				This full-disk Hα image of sun is observed with the 20cm Full-Disc Hα Telescope located at Huairou Solar Observatory Station of Beijing in China.

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		Observatories of cosmic ray in SEPC include Beijing station monitoring Neutron intensity variations and Guangzhou station monitoring the intensity variations of East, West, South, North and Vertical components of muon.				The Ionosphere GPS observation network , monitoring the ionospheric scintillation and GPS-TEC with time resolutions of 1 minute and 30 seconds, is located at Fuzhou, Xiamen, Guangzhou, Nanning and Hainan.

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	24-hr Max:B1.3
	Peak Time:2021 Jan 23 00:42 UTC

	Updated:2021 Jan 23 23:08 UTC
	>>more data<<


	Current 5-min:5.244e-1 /cm².sr.s
	24-hr Max:7.370e-1 /cm².sr.s

	Updated:2021 Jan 23 23:00 UTC
	>>more data<<


	Speed:386.6 km/sec
	Density:6.4 protons/cm³

	Updated:2021 Jan 23 23:12 UTC
	>>more data<<


	Current:Kp=1
	24-hr Max:Kp=2

	Updated:2021 Jan 23 21:00 UTC
	>>more data<<


	Current 5-min:6.837e+1 /cm².sr.s
	Integral Flux:1.500e+6 /cm².sr.day

	Updated:2021 Jan 23 23:00 UTC
	>>more data<<


	10.7cm Flux:78 sfu

	Update:2021 Jan 23 UTC
	>>more data<<


	SSN:39

	Update:2021 Jan 22 UTC
	>>more data<<