NOAA SOLAR DATA | 2026-05-14 07:00:02 UTC
QUIET
MUF 18.6 MHz | S/N S1-2
103
SOLAR FLUX INDEX
FAIR
10
A-INDEX
QUIET
2
K-INDEX
QUIET
C2.0
X-RAY
MINOR FLARE
180.6
ELECTRON FLUX
ACTIVE
4.8
PROTON FLUX
NORMAL
PARTICLE RADIATION
18.6
MHz
MAX USABLE FREQ
HF OPEN
G0
GEOMAG STORM
NONE
R0
RADIO BLACKOUT
NONE
NOAA STORM SCALES
G2
GEOMAG FORECAST
MODERATE
R0
BLACKOUT FORECAST
NONE
24H FORECAST
HF BAND CONDITIONS
600m
79
DAY
FAIR
71
NIGHT
FAIR
160m
75
DAY
FAIR
68
NIGHT
FAIR
80m
73
DAY
FAIR
67
NIGHT
FAIR
40m
71
DAY
FAIR
65
NIGHT
FAIR
20m
66
DAY
FAIR
60
NIGHT
FAIR
10m
40
DAY
POOR
31
NIGHT
POOR
6m
39
DAY
POOR
30
NIGHT
POOR
7-DAY HISTORY
SOLAR INDICES
PARTICLE FLUX
Data source: NOAA Space Weather Prediction Center • Algorithm by RigReference • Classic view & widget embed codes