Viewing archive of Saturday, 13 July 2019

Daily bulletin on solar and geomagnetic activity from the SIDC

Issued: 2019 Jul 13 1230 UTC

SIDC Forecast

Valid from 1230 UTC, 13 Jul 2019 until 15 Jul 2019
Solar flares

Quiet conditions (<50% probability of C-class flares)

Geomagnetism

Quiet (A<20 and K<4)

Solar protons

Quiet

10cm fluxAp
13 Jul 2019067005
14 Jul 2019068007
15 Jul 2019069013

Bulletin

No active regions visible on the Sun. No flares observed, nor expected.

No Earth directed CMEs in past 24 h. Solar protons have remained at background levels over the past 24 hours.

The solar wind speed is at 450 km/s with interplanetary magnetic field magnitude of 5 nT. Quiet conditions have been observed in the past 24. The high speed solar wind from negative polarity equatorial coronal hole is expected to affect the Earth on July 15, until then quiet geomagnetic conditions are expected.

Today's estimated international sunspot number (ISN): 000, based on 14 stations.

Solar indices for 12 Jul 2019

Wolf number Catania000
10cm solar flux067
AK Chambon La Forêt009
AK Wingst006
Estimated Ap006
Estimated international sunspot number000 - Based on 34 stations

Noticeable events summary

DayBeginMaxEndLocStrengthOP10cmCatania/NOAARadio burst types
None

Provided by the Solar Influences Data analysis Center© - SIDC - Processed by SpaceWeatherLive

All times in UTC

<< Go to daily overview page

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

Donate SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/01M2.4
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
April 2025147 -7.6
Last 30 days128.8 -21.8

This day in history*

Solar flares
12001X28.5
22001X2.01
32001X1.59
42014M9.35
52017M8.22
DstG
11960-272G3
21973-173G3
32001-101G1
41976-101G1
51994-96G3
*since 1994

Social networks