Why Some Warnings Sit in the Middle of a Country on the Map

Direct answer: an official warning does not have to contain coordinates. The format most weather and emergency agencies use, the Common Alerting Protocol (CAP), requires only a written description of the affected area. A drawn outline, a circle and a location code are all optional. When an agency sends a place name and a code but no shape, a map has nowhere exact to put the pin, and many maps — this one included — put it at the centre of the country. For those warnings, the area name is the location. The pin is not.

What a warning actually says about “where”

Every CAP warning carries an area section, and the standard gives four ways to fill it:

• Area description — required. Plain text: a district, a county, a stretch of coast.
• Polygon — optional. A list of coordinate pairs outlining the area. It must close on itself: at least four pairs, with the first and last the same.
• Circle — optional. A centre point and a radius in kilometres.
• Geocode — optional. A code from a named coding system that identifies the area. The standard’s own example is a US code written as SAME 006113.

Only the first is guaranteed. An agency that fills in the description and a geocode has sent a complete, valid warning with no coordinates in it at all.

Why a code is not a position

A geocode is a label. Here is the area section of a real lightning warning issued by a Chinese district observatory on 16 September 2026:

• Area description: Chongli District
• Code system: CPEAS Geographic Code, value 130709000000
• Polygon: none. Circle: none.

To draw that area, a map needs the boundary data that turns 130709000000 into a shape — and the same for every coding system of every country that uses one. The warning does not carry that data. Without it there are three choices: leave the warning off the map, guess a position from the place name, or put it somewhere plainly generic and say so.

Issuing warnings for named administrative areas is not carelessness. For the agency and for the systems that already hold its boundaries, a code identifies an area more exactly than a rough outline would. It only becomes a problem once the warning leaves the country and reaches a map that does not hold those boundaries.

How common it is

For some countries it is the normal case, not the exception. On 16 September 2026, 98 of the 100 most recent Chinese warnings on this site sat on a single point, the centre of China, because the observatories that issued them published district names and codes but no shapes. A district in Hebei and a county in Guangdong looked, on the map, like the same place.

Other agencies do send shapes. A warning with a polygon can be pinned near the middle of the area the agency outlined, and a warning with a circle at the point the agency gave.

Reading the map when this happens

1. Read the area name before you look at the pin. It is the only statement of location the agency made.
2. A crowd of pins in the middle of a country is not a crowd of events there. It usually means many warnings for many different districts, none of which came with coordinates.
3. Distances mean nothing for these warnings. “How far is this from me?” measures the distance to the country’s centre. A warning for a district far away can look close, and one next door can look far.
4. Zooming in does not help. The pin does not move to the right district however far in you go.
5. Use the issuing agency’s own map for anything that depends on exact boundaries — whether your street, your route or your relatives are inside the warning.

How this site handles it

Every warning we import records how its position was worked out:

• Polygon — the pin is the centre of the area the agency outlined.
• Circle — the pin is the centre point the agency gave.
• Neither — the pin is the centre of the country, and the event page says so in an “About this location” box, together with the area exactly as the agency wrote it.

Features that depend on a real position are switched off for those warnings. An event page does not show a satellite image, a river forecast or a list of nearby airports for a country-centre pin, because each one would describe the middle of the country rather than the place the warning is about.

What we do not do is guess. Turning “Chongli District” into coordinates by looking the name up would put the pin in about the right place most of the time and in the wrong place some of the time, with nothing on the map to tell the two apart. A pin that is obviously generic, and labelled as such, is the more honest failure.

Related reading: how a warning ends: lifted, cancelled or expired, China’s four warning colours, severity, urgency and certainty in a warning and why a warning issued is not a warning received.

Frequently asked questions

Why are so many warnings in the middle of a country on the map?

Because the agencies that issued them published no coordinates. An official warning only has to describe its area in words; an outline, a circle or a location code are optional. When there is no shape, many maps place the warning at the centre of the country.

Does a pin in the centre of a country mean the event is there?

No. For those warnings the pin is a placeholder. The area name in the warning is the real location, and the issuing agency's own map shows the exact boundaries.

What is a geocode in a weather warning?

A code from a named coding system that identifies the warned area, such as a district or county code. It tells systems that hold the matching boundary data exactly which area is meant, but it is not a set of coordinates a map can draw on its own.

Why not work out the position from the place name?

Looking a name up would put the pin roughly right most of the time and wrong some of the time, with no way to tell which on the map. This site shows a clearly labelled country-centre pin instead and prints the area exactly as the agency stated it.

Sources

• OASIS - Common Alerting Protocol Version 1.2 (specification)
• WMO Severe Weather Information Centre - China Meteorological Administration alert feed

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