# MetMalaysia warns of thunderstorms until noon

> Northern Malaysia braces for heavy rain and strong winds as MetMalaysia issues thunderstorm alert until 12pm
- Title: MetMalaysia warns of thunderstorms until noon · Malay Mail
- Summary: Northern Malaysia braces for heavy rain and strong winds as MetMalaysia issues thunderstorm alert until 12pm Residents in 12 states and regions face flash…
- Keywords: metmalaysia, thunderstorm, northern malaysia, sabah, sarawak, perlis, kedah, penang, perak, melaka, johor, east malaysia
- Source: Malay Mail — https://malaymail.com/news/malaysia/2026/09/18/metmalaysia-issues-thunderstorm-warning-for-northern-states-sabah-and-sarawak-until-noon/235589
- Author: Malay Mail
- Published: 2026-09-18T09:19:30+00:00
- Read time: 1 min
- Topics: metmalaysia, thunderstorm, northern malaysia, sabah, sarawak, perlis, kedah, penang, perak, melaka, johor, east malaysia
## Thunderstorm warning active
MetMalaysia warns northern states including Perlis, Kedah, Penang, Perak, Melaka and parts of Johor with heavy rain and strong winds until noon
## Affected areas detailed
Perlis fully under warning; Kedah districts including Bandar Baharu and Kulim; Penang entirely affected; Perak districts from Hulu Perak to Kuala Kangsar
## East Malaysia impacted
Sarawak's Miri division and Sabah's interior and west coast areas including Kuala Penyu and Kota Kinabalu face stormy conditions
## Warning criteria
Thunderstorm warnings trigger when rainfall exceeds 20mm per hour for over an hour or imminent storms
## Safety advice
Residents urged to avoid flash floods and reduced visibility risks from heavy rain and strong winds
## Warning duration
Each warning valid for up to six hours but this alert expires at 12pm today
## Key takeaway

Residents in 12 states and regions face flash flood risks from thunderstorms expected until noon