Severe-weather warnings: Sierra de Madrid zone
Today: no warnings. Tomorrow: no warnings. Today's warnings in Madrid, with hours and thresholds
In 2025, Sierra de Madrid had 94 warning days from AEMET: 79 yellow and 15 orange. Mostly heat and storms. Spain's median was 64 days.
Year by year
| Year | Warning days | Yellow | Orange | Red |
|---|---|---|---|---|
| 2026* | 100 | 86 | 14 | 0 |
| 2025 | 94 | 79 | 15 | 0 |
| 2024 | 72 | 65 | 7 | 0 |
| 2023 | 75 | 54 | 20 | 1 |
| 2022 | 72 | 63 | 9 | 0 |
| 2021 | 68 | 59 | 7 | 2 |
| 2020 | 89 | 80 | 9 | 0 |
| 2019 | 77 | 65 | 12 | 0 |
| 2018* | 28 | 26 | 2 | 0 |
A day with several warnings counts once, at its highest level. 2018: from 18 Jun 2018. 2026: up to 26 Oct 2026.
Which warnings, since 2018
- Heat: 259 days
- Rain: 146 days
- Storms: 145 days
- Wind: 137 days
- Snow: 111 days
- Cold: 45 days
- Fog: 4 days
Episodes that hit this zone
The spells of orange and red warnings since 2018 that hit this zone hardest: first those that reached red here, then those with the most days at orange or red.
- August 2021 heatwave: heat in Andalucía, Castilla - La Mancha and elsewhere, 11–17 August 2021 · here: red warning, 3 days at orange or red
- Rain and storms across much of Spain, 2–4 September 2023 · here: red warning, 3 days at orange or red
- August 2025 heatwave: heat across much of Spain, 3–18 August 2025 · here: orange warning, 9 days at orange or red
- July 2022 heatwave: heat across much of Spain, 9–18 July 2022 · here: orange warning, 5 days at orange or red
- Heat across much of Spain, 1–16 July 2026 · here: orange warning, 5 days at orange or red
Questions about warnings in Sierra de Madrid
How many days a year does the Sierra de Madrid zone have a weather warning?
On average, 78 days a year with an AEMET warning from 2019 to 2025, 12 of them orange or red. Spain's median zone has 54.
Is the Sierra de Madrid zone one of the places in Spain with the most warnings?
Yes. It ranks 22nd of Spain's 180 warning zones by warning days a year (2019–2025; 1st has the most). Each zone has its own thresholds: this measures how often AEMET warns, not the climate or the risk to a home.
Which kind of bad weather brings the most warnings to the Sierra de Madrid zone?
Heat: 28 days a year on average (2019–2025). Then rain (18) and wind (17).
Which month has the most warnings in the Sierra de Madrid zone?
July, with 15 warning days on average (2019–2025). The calmest month is April, with 2.4.
Has the Sierra de Madrid zone ever had a red warning?
Yes: 3 red-warning days since 18 June 2018. The last was on 3 September 2023, for rain.
Which towns get the warnings of the Sierra de Madrid zone?
65 towns in Madrid, including Collado Villalba, Colmenar Viejo and Galapagar. AEMET warns by zone: they all get the same warnings.
Towns in this zone
- Collado Villalba
- Colmenar Viejo
- Galapagar
- Torrelodones
- San Lorenzo de El Escorial
- Guadarrama
- El Escorial
- Alpedrete
- Moralzarzal
- Valdemorillo
- San Agustín del Guadalix
- El Molar
- Manzanares el Real
- Soto del Real
- Hoyo de Manzanares
- El Boalo
- Cercedilla
- Collado Mediano
- Miraflores de la Sierra
- Guadalix de la Sierra
- Becerril de la Sierra
- Valdetorres de Jarama
- Torrelaguna
Bad-weather guides
- Spain in October: where the bad weather is, and where it isn't
- Spain in November: where the bad weather is, and where it isn't
See on the map All towns in Madrid
A warning is not damage; a zone is not a building. Data © AEMET.
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