Aurora forecast and Kp index from NOAA SWPC: northern lights chance tonight, OVATION, alerts.
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Rank 2 to 10 places by tonight's aurora chances: good and possible dark hours, cloud, and the Kp needed, so you can choose where to drive.
Place names or "lat,lon" values.
Pick your client. Values in capitals, like YOUR_TOKEN, are yours to fill in.
Run in a terminal
claude mcp add --transport http aurora-forecast-kp-index-mcp https://aurora-forecast-kp-index-mcp.lipmichal.workers.dev/mcp
Rank 2 to 10 places by tonight's aurora chances: good and possible dark hours, cloud, and the Kp needed, so you can choose where to drive.
| Argument | Type | Description |
|---|---|---|
| locations* | array | Place names or "lat,lon" values. |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"locations"
],
"properties": {
"locations": {
"type": "array",
"items": {
"type": "string",
"maxLength": 120,
"minLength": 1
},
"maxItems": 10,
"minItems": 2,
"description": "Place names or \"lat,lon\" values."
}
},
"additionalProperties": false
}Is the aurora visible right now from a place? NOAA's OVATION nowcast probability overhead and on the poleward horizon (next 30 to 90 minutes), the current Kp index, whether it is dark and the current cloud cover.
| Argument | Type | Description |
|---|---|---|
| location* | string | Place like "Fairbanks, Alaska", "Tromso", "Reykjavik", "Minneapolis", or "lat,lon". |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"location"
],
"properties": {
"location": {
"type": "string",
"maxLength": 120,
"minLength": 1,
"description": "Place like \"Fairbanks, Alaska\", \"Tromso\", \"Reykjavik\", \"Minneapolis\", or \"lat,lon\"."
}
},
"additionalProperties": false
}Can I see the northern lights (or southern lights) tonight from a place? Hour by hour through the dark hours: NOAA's predicted Kp index, whether the auroral oval reaches overhead or the horizon there, cloud cover, and a good/possible/unlikely verdict with the best window. Up to 3 nights.
| Argument | Type | Description |
|---|---|---|
| nights | integer | Nights ahead, 1 to 3. Default 1. |
| location* | string | Place like "Fairbanks, Alaska", "Tromso", "Reykjavik", "Minneapolis", or "lat,lon". |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"location"
],
"properties": {
"nights": {
"type": "integer",
"maximum": 3,
"minimum": 1,
"description": "Nights ahead, 1 to 3. Default 1."
},
"location": {
"type": "string",
"maxLength": 120,
"minLength": 1,
"description": "Place like \"Fairbanks, Alaska\", \"Tromso\", \"Reykjavik\", \"Minneapolis\", or \"lat,lon\"."
}
},
"additionalProperties": false
}NOAA's planetary Kp index forecast for the next three days in 3-hour UTC blocks, with the NOAA G-scale storm level, plus the last 24 hours observed and the daily maximum. Kp 5 or more is a geomagnetic storm and pushes aurora toward mid latitudes.
No arguments.
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {}
}Recent NOAA SWPC space weather alerts, watches and warnings: geomagnetic storm watches (aurora outlook), Kp warnings, solar radiation and radio blackout alerts, newest first.
| Argument | Type | Description |
|---|---|---|
| hours | integer | Look back this many hours. Default 48. |
| geomagnetic_only | boolean | Only geomagnetic (Kp, storm watch) messages. Default false. |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {
"hours": {
"type": "integer",
"maximum": 168,
"minimum": 1,
"description": "Look back this many hours. Default 48."
},
"geomagnetic_only": {
"type": "boolean",
"description": "Only geomagnetic (Kp, storm watch) messages. Default false."
}
},
"additionalProperties": false
}We read every tool's name, description and inputs the way the model will, looking for instructions hidden from you. A clean result means no warning signs, not a guarantee. Scanned Nov 14, 2026.