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Space Weather Ops

Live ionospheric and solar monitoring · source N0NBH / hamqsl.com

System online
03 Oct 2026 0203 GMT
DX Cluster

Planetary K-index

VR QUIET
1Kp
A-index (24h)3
Scale 0 – 9

Solar Flux (SFI)

92
Moderate
70120160250

Sunspots (SN)

37

Solar Cycle 25

Solar wind
332.2 km/s
Calm
IMF Bz
-2.8 nT
Southward
Signal-to-noise
S0-S1
MUF
11.2 MHz MHz
Maximum usable frequency
X-ray class
B2.5
Background
Aurora
2
None
Proton flux
124
Particles / cm² s sr
Electron flux
1960
Particles / cm² s sr

HF band conditions

Good
Fair
Poor
Closed
80m-40m
DayFAIR
NightGOOD
30m-20m
DayGOOD
NightGOOD
17m-15m
DayFAIR
NightFAIR
12m-10m
DayPOOR
NightPOOR

Aurora & solar imagery

OVATION aurora forecast and live solar observations · NOAA SWPC

Aurora forecast northern hemisphere (NOAA OVATION)
Aurora north
OVATION · visible aurora
Aurora forecast southern hemisphere (NOAA OVATION)
Aurora south
OVATION · Australis
SUVI 195Å extreme ultraviolet image of the Sun
Sun · 195 Å EUV
GOES SUVI
SDO HMI magnetogram of the Sun
Sun · magnetogram
NASA SDO HMI
Source: services.swpc.noaa.gov · Updated continuously

3000 km MUF map

Real-time ionospheric map · KC2G · prop.kc2g.com

3000 km MUF propagation map from KC2G
Source: prop.kc2g.com · Updated every 15 minutesLearn more about MUF
HF band predictor

Estimate best band for a destination · based on live SFI/Kp and a simplified propagation model

SFI 92 · Kp 1 · 10/2026
Path setup
Distance: 5,995 km
Bearing: 291°
Path midpoint: 56.3°, -40.0° — night
Recommendations
Right now (02:00 UTC)
160M
17
80M
66
60M
79
40M
89
30M
0
20M
0
17M
0
15M
0
12M
0
10M
0
6M
0
Best window in selected time range
30M@ 10:00 UTC91/100
Hour-by-hour best band (02Z → 14Z)
UTCBest bandReliability
02:0040M89
03:0040M89
04:0040M89
05:0040M89
06:0040M89
07:0040M89
08:0040M89
09:0040M89
10:0030M91
11:0030M88
12:0020M88
13:0020M89
14:0020M90

Simplified propagation model: foF2 from SFI + solar zenith at path midpoint, M-factor from distance, D-layer absorption and auroral penalty at high Kp/latitude. Not a replacement for VOACAP or real spot observation.

3-day Kp forecast

3-hour bins · NOAA planetary index

NOAA SWPC
10-03
10-04
10-05
10-06
Grey = observed · light = predicted
QuietActiveStorm
Storm probability

R · S · G scales for the next 3 days

DateR blackoutS stormG storm
2026-10-03
5%M1%X
1%none
2026-10-04
5%M1%X
1%G1
2026-10-05
5%M1%X
1%none
27-day outlook

SFI trend + expected daily max Kp

Long-term planning
Solar Flux (10.7 cm)88–105 sfu
Highest expected Kp / day27-day outlook

Data via N0NBH · hamqsl.com · brugtgrej.dk space weather