Joint USAF/NOAA Report of Solar and Geophysical Activity 09 Mar 2009

Product: Report of Solar-Geophysical Activity
Issued: 2009 Mar 09 2200 UTC
Prepared jointly by the U.S. Dept. of Commerce, NOAA,
Space Weather Prediction Center and the U.S. Air Force.

Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 068 Issued at 2200Z on 09 Mar 2009

IA. Analysis of Solar Active Regions and Activity from 08/2100Z to 09/2100Z: Solar activity was very low. No flares were observed. The visible disk was spotless.

IB. Solar Activity Forecast: Solar activity is expected to be very low.

IIA. Geophysical Activity Summary 08/2100Z to 09/2100Z: Geomagnetic field activity was at quiet levels.

IIB. Geophysical Activity Forecast: Geomagnetic field activity is expected to be at mostly quiet levels through the forecast period (10 – 12 March).

III. Event Probabilities 10 Mar-12 Mar

• Class M 01/01/01
• Class X 01/01/01
• Proton 01/01/01
• PCAF green

IV. Penticton 10.7 cm Flux

• Observed 09 Mar 068
• Predicted 10 Mar-12 Mar 070/070/070
• 90 Day Mean 09 Mar 070

V. Geomagnetic A Indices

• Observed Afr/Ap 08 Mar 007/008
• Estimated Afr/Ap 09 Mar 001/005
• Predicted Afr/Ap 10 Mar-12 Mar 005/005-005/005-005/005

VI. Geomagnetic Activity Probabilities 10 Mar-12 Mar

A. Middle Latitudes

• Active 05/05/10
• Minor storm 01/01/01
• Major-severe storm 01/01/01

B. High Latitudes

• Active 10/10/15
• Minor storm 01/01/01
• Major-severe storm 01/01/01