Radio Blackouts and Radiation storms

Radio Blackouts and Radiation Storms


Information

The warning thresholds for the Radio Blackouts and Radiation Storms follow the NOAA Space Weather Scales

Radio blackouts

Colour Description Physical Measure
GOES 0.1-0.8 nm X-ray flux
NOAA scale
Quiet <10-5
Minor M1
(10-5)
R1
Moderate M5
(5 x 10-5)
R2
Strong X1
(10-4)
R3
Severe X10
(10-3)
R4
Extreme X20
(2 x 10-3)
R5

Radiation Storms

Colour Description Physical Measure
Flux level of >10 MeV particles (ions)
NOAA scale
Quiet <10
Minor 10 S1
Moderate 102 S2
Strong 103 S3
Severe 104 S4
Extreme 105 S5