Help & site map

What everything doesThe whole site, on one page

A reference for what every surface is, where to find it, and who can use it. If you're lost, start here.

Access tags

AnyoneApproved membersCoordinatorsAdmins

Forecasting surfaces

The operational core. Live data refreshed every 5–15 minutes, all open-data-derived.

Convective outlookAnyone
5-day categorical risk cards (NONE → MRGL → SLGT → ENH → MDT → HIGH) computed by the Stormfront lens from Open-Meteo CAPE/shear. Per-region breakdown via the risk surface.
/outlook
Live radarAnyone
Met Office composite + Blitzortung lightning, 5-minute refresh, southern UK domain.
/radar
Wind atlasAnyone
ADS-B-derived live upper-air winds. Vertical profile, hodograph, 0–6 km shear, chase score per tile.
/winds
SoundingsAnyone
Hourly CAPE, shear and LPI across 12 grid points. Chase-day timing at a glance.
/soundings
Chase targetsAnyone
Composite of CAPE × shear × jet, ranked. Tap a marker for the headline; scroll for full per-target detail.
/targets

Reports & verification

Member-curated severe-weather reports, geotagged, ESSL/ESWD-exportable, matched against Met Office warnings.

Public reports feedAnyone
Tornado, funnel, hail, wind, lightning, flood and structural impact reports submitted by chasers. Click a report for full detail with media gallery.
/reports
Storm log (member back-office)Approved members
Submit, search, filter and export your reports. Toggle public visibility per-report. CSV export in ESSL/ESWD format.
/log

Community

Who's chasing, what they saw, what they learned. The thing chaseit alone can offer.

NewsAnyone
Event recaps, season notes, kit reviews and announcements. Each post can anchor to a specific outlook day + reports cluster, automatically stitching context. Comments on every post.
/news
Events calendarAnyone
Chase days, briefings, training and meetups. Members RSVP. Subscribe to the calendar via .ics — every published event auto-syncs to your calendar app.
/events
Chasers directoryAnyone
Public members, with a season-tally leaderboard ranking by public reports last 12 months. Click for full profile.
/members
Your member profileAnyone
Public-facing page (if visibility=public). Avatar, season tally, recent reports, social handles. Members see additional operational fields (vehicle, comms).

Reference

Read these. Especially the code of conduct before joining a chase.

Forecaster wikiAnyone
CAPE, shear, BWER, hook echoes, supercell types — every term has an At-a-glance line for laypeople and a Deep dive for working forecasters.
/wiki
Be preparedAnyone
UK-specific advice for severe weather: thunderstorms, tornadoes, windstorms, floods, snow, heat, fog, coastal. Plain-English, with the right phone numbers.
/prepare
AboutAnyone
What Chaseit is, what it isn't, and who runs it.
/about
Code of conductAnyone
How we operate in the field and on this site. Required reading before joining a chase.
/code-of-conduct

Learn

Background and context — what storm chasing in the UK actually looks like, how the data gets gathered, and a tour of the tools we run.

Storm chasing in the UKAnyone
Field guide to UK chasing — why it's not Tornado Alley, how the seasons work, what a chase day actually looks like.
/chasing-in-the-uk
UK storm historyAnyone
Curated timeline of named and notable UK storms — the 1953 surge, the Great Storm of 1987, Boscastle 2004, Eunice 2022 and more.
/history
Impact this seasonAnyone
Data-driven rollup of reports this season — counts by type, by region, severe-day count, and a photo strip from the field.
/impact
How UK weather data is gatheredAnyone
The full observation stack — radar, AWS, radiosondes, satellites, lightning networks, ADS-B-derived winds, Environment Agency gauges.
/weather-data-uk
A brief history of the Met OfficeAnyone
From Robert FitzRoy's 1854 founding and the first 1861 gale warning to the 2022 Azure supercomputer.
/met-office
The tools we runAnyone
Stormfront lens, wind atlas from ADS-B, EUMETSAT MTG-LI lightning, the reports pipeline, and the siphon/prism/dispatch plumbing.
/our-tools

Member tools

Once you're approved, you'll see these from the dashboard. Drives day-to-day chase ops.

DashboardApproved members
Your home base when signed in. Quick links to your active chases, log, profile, and admin if you have access.
/dashboard
ChasesApproved members
Plan a chase day, share targets with co-chasers, and during the chase share live position with the team.
/chases
ProfileApproved members
Your call sign, home base, vehicle, comms. Plus: digest topic preferences, per-region SLGT+ alerts, social handles, profile visibility.
/profile
Email digestsApproved members
Daily outlook, severe-day alerts, news/events announcements, per-region SLGT+ pings. One-click unsubscribe.
/profile

Subscribe / syndication

Want updates without checking the site? Multiple channels.

RSS feedAnyone
Reports + published news posts. Drop into Feedly, NetNewsWire, anything that speaks RSS.
/feed.xml
Calendar feed (ICS)Anyone
Subscribe in Apple Calendar, Google Calendar, Outlook. Updated as events publish/cancel.
/events.ics
Email subscribe widgetAnyone
Bottom of the homepage. Pick topics + regions. Double opt-in. One-click unsubscribe.
/

Coordinator + admin back office

Content authoring, member management, alert broadcast. Visible only to coordinator and admin roles.

Admin landingCoordinators
Role-gated tile dashboard. Quick-create CTAs for News + Events + Storm archive.
/admin
Author newsCoordinators
Full editor: live markdown preview, formatting toolbar, drag-drop & paste image uploads, autosave drafts to your browser, cover image picker, anchor-report search picker, dirty-state guard, two-step publish confirms.
/admin/news
Author eventsCoordinators
Same editor primitives. Plan chase days, briefings, training, meetups. Manage RSVP rosters. Cancel events with member fan-out.
/admin/events
Storm archiveCoordinators
Curated archive of named UK storms joined to ICEYE SAR scenes for post-event imagery.
/admin/historical-storms
Members adminAdmins
Approve pending members, set roles (member / coordinator / admin), manage account access.
/admin/members
Alerts broadcastAdmins
Site-wide banner alerts and rule-based notifications.
/admin/alerts
Active seasonAdmins
Switch the active season (convective / windstorm / snow / fog / flood) — rotates the homepage and surface set.
/admin/seasons

Automation

Things the system does without you. Crons fire on a schedule and produce drafts or notifications.

Auto-drafted event recapsCoordinators
Nightly: any UTC day with ≥3 public reports clustered in a region drafts an event_recap post for coordinator review.
/admin/news
Auto-drafted chase daysCoordinators
Hourly: any forecast day at MRGL+ that doesn't already have a chase_day event drafts one.
/admin/events
Daily outlook digestAnyone
06:30 UK: outlook digest emailed to subscribers on the outlook_daily topic.
/
Severe-day alertsAnyone
Twice an hour: if any day flips MDT or HIGH, alert subscribers. Per-region also covered for SLGT+.
/

Still stuck?

Reach a coordinator via the email on the about page, or from the chaser directory if you're already a member. Bug? Mention it to a coordinator and they'll log it.