31 Sa31 Sa31 Sa1 Su1 Su1 Su1 Su2 Mo2 Mo2 Mo2 Mo3 Tu3 Tu3 Tu3 Tu4 We4 We4 We4 We5 Th5 Th5 Th5 Th6 Fr6 Fr6 Fr6 Fr7 Sa7 Sa7 Sa7 Sa8 Su8 Su8 Su8 Su9 Mo9 Mo9 Mo9 Mo10 Tu10 Tu10 Tu10 Tu11 We11 We11 We11 We12 Th12 Th12 Th12 Th13 Fr13 Fr13 Fr13 Fr14 Sa
MornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNightMornDayEvenNight
738741743746745743742743743743741742742742743745745744742742742742740740740738736735734734735739740740741742742742742742740738733732733736736738740740740740740738736734
+6+11+8+5+6+14+12+9+9+14+13+12+11+16+14+12+12+18+16+11+13+18+16+13+13+14+15+14+14+18+16+11+11+19+15+14+14+15+15+14+14+14+14+10+11+16+14+9+10+16+12+10+11+16+15+11
SE2-5
NW3-6
CalmE1-3
W2-5
NW3-6
NW3-6
W3-6
W3-6
NW5-9
NW5-9
NW3-6
W2-5
NW3-6
N1-3
E1-3
NE1-3
W2-5
W1-3
SW1-3
W1-3
W3-6
NW2-5
NW2-5
N1-3
N1-3
NW1-3
N3-6
NW5-9
NW5-9
NW3-6
W3-6
W1-3
NW3-6
NW2-5
NW2-5
NW3-6
NW3-6
NW3-6
NW2-5
NW3-6
NW5-9
NW5-9
W5-9
W7-12
W5-9
W5-9
W3-6
SW3-6
W5-9
W3-6
W2-5
W2-5
W3-6
W5-9
W3-6
7859708488527592887584959579949593617094866074949796959798677395916082989898989896969790805260817557819390747594
+6+11+8+5+6+14+12+9+8+14+13+12+11+16+14+12+12+18+16+11+13+18+16+13+13+14+15+14+14+18+16+11+11+19+15+14+14+15+15+14+14+14+14+7+11+16+14+9+10+16+12+10+11+16+15+11
"No magnetic disturbances","Minor magnetic disturbances","Active magnetic disturbances","Small magnetic storm","Moderate magnetic storm","Strong magnetic storm","Severe magnetic storm","Extremely severe magnetic storm","Possible magnetic storm"