An IMD rain alert now covers at least seven Indian states as an active monsoon low-pressure system brings orange and red warnings from Delhi to Bengaluru, with Assam’s floods worsening by the hour. The India Meteorological Department has flagged heavy to extremely heavy rainfall through August 15, urging people in the worst-hit districts to avoid unnecessary travel.
Key Takeaways
- An IMD rain alert of orange or red severity is active in Delhi-NCR, Uttar Pradesh, Himachal Pradesh, Madhya Pradesh, Uttarakhand, Odisha and Karnataka as of August 10, 2026.
- Bengaluru and parts of Karnataka, including Dharwad and Haveri, are under a red alert for three consecutive days.
- Assam’s flood situation is worsening, with rivers running above danger marks in several districts.
- A low-pressure area near north Madhya Pradesh is the main driver, pulling in moisture that’s triggering extremely heavy spells over east Rajasthan and west MP.
What Does an IMD Rain Alert Colour Actually Mean?
The India Meteorological Department uses four colours to flag weather severity, and it helps to know them before you plan your day. Green means no action needed. Yellow means watch and stay updated. Orange means be prepared, since disruption is likely. Red means take action immediately, because the weather could be dangerous.
When an IMD rain alert moves from yellow to orange, that’s usually the point where schools start considering closures and local authorities put disaster teams on standby. Red is reserved for rainfall that IMD expects to cross 204.5 mm in 24 hours, which is enough to flood low-lying roads within hours.
Which States Are Under Red and Orange Alerts Today?
As of August 10, 2026, the spread of warnings is unusually wide for early August. Here’s a quick snapshot of where things stand.
| State/Region | Alert Level | Key Districts/Areas | Expected Rainfall |
| Karnataka | Red | Coastal districts, Dharwad, Haveri | Extremely heavy, 3-day spell |
| Delhi-NCR | Yellow | Delhi, Noida, Gurugram | Moderate to heavy showers |
| Uttar Pradesh | Orange | Eastern and central districts | Heavy to very heavy |
| Madhya Pradesh | Orange/Red | West MP, isolated pockets | Extremely heavy at isolated places |
| Uttarakhand | Orange | Hill districts | Very heavy, landslide risk |
| Odisha | Orange | Coastal and interior belts | Heavy rainfall |
| Assam | Flood watch | Multiple river basins | Rivers above danger level |
This table changes daily, so anyone travelling through these regions should check the latest IMD rain alert bulletin before stepping out, not the version from the previous evening.
Why Is This Monsoon Spell So Intense Right Now?
A fresh low-pressure area has formed over north Madhya Pradesh and its neighbourhood, and it’s pulling in a strong flow of moisture from the Bay of Bengal. That’s the direct cause behind the extremely heavy rainfall reported over west Madhya Pradesh and the very heavy spells over Uttarakhand this week.
According to the India Meteorological Department, this system is expected to move slowly westward over the next two to three days, which means the IMD rain alert for east Rajasthan and adjoining Gujarat could get upgraded before it weakens. Meteorologists note that early-to-mid August lows tend to organise faster when sea surface temperatures in the Bay stay above normal, which has been the pattern this monsoon season.
How Is Delhi-NCR Being Affected?
Delhi is currently under a yellow alert, with rain already lashing parts of the capital and NCR through Sunday. Waterlogging has been reported on a few arterial stretches, though nothing on the scale of last year’s disruption. Commuters should still budget extra travel time, since even a yellow-level IMD rain alert in Delhi routinely slows traffic on the Ring Road and near underpasses that don’t drain quickly.
How Bad Are the Assam Floods Getting?
Assam’s flood situation is worsening alongside the wider IMD rain alert picture, with several rivers, including stretches of the Brahmaputra system, flowing above the danger mark. Low-lying villages in multiple districts have reported waterlogged homes and damaged farmland. Relief camps have opened in the worst-affected pockets, and district administrations are monitoring embankments that have historically been weak points during peak monsoon flow.
This isn’t an isolated event. Assam floods almost every monsoon because the Brahmaputra carries an enormous volume of water from the eastern Himalayas through a relatively narrow, low-gradient plain. What’s different this year is the timing — a second wave of heavy rain arriving in mid-August, right when river levels hadn’t fully receded from the July spell.
A Local Angle: Himachal Pradesh’s Road Closures
One practical example of what an active IMD rain alert means on the ground comes from Himachal Pradesh, where residents have been sharing real-time road status updates because official information doesn’t always reach mountain towns fast enough. Landslides triggered by the current spell have blocked stretches of highway connecting Shimla and Mandi districts to smaller towns, cutting off supply routes for a day or two at a stretch.
This is a pattern worth remembering every monsoon: hill states don’t need “extremely heavy” rainfall to see major disruption. A sustained “heavy” spell over already-saturated slopes is often enough to trigger a landslide, which is exactly why Himachal Pradesh gets its own separate alert even when the rainfall numbers look moderate compared to the plains.
Safety Steps During an Active IMD Rain Alert
- Avoid crossing flooded roads or low-water bridges, even in a personal vehicle — 30 cm of moving water can sweep a car off course.
- Keep phones charged and download offline maps if travelling through hill or flood-prone districts.
- Follow only official IMD and state disaster management handles for updates, not forwarded messages.
- Postpone non-essential travel to red-alert districts until the warning is downgraded.
- Keep basic emergency supplies — torch, dry snacks, drinking water — ready if you live in a flood-prone area.
FAQ
What is an IMD rain alert?
An IMD rain alert is a colour-coded warning — green, yellow, orange or red — issued by the India Meteorological Department to indicate expected rainfall severity and the level of caution needed.
Which states have the strictest alert today?
Karnataka has a red alert in coastal areas and districts like Dharwad and Haveri, making it the most severe active warning as of August 10, 2026.
Is Delhi under a red alert?
No. Delhi-NCR currently has a yellow alert, meaning rain is expected but not at the most dangerous level.
How long will this rain spell last?
IMD’s outlook points to continued heavy rain through at least August 15, though intensity will vary by region as the low-pressure system moves.
Why is Assam flooding again this monsoon?
Heavy upstream rainfall combined with the Brahmaputra’s flat, low-gradient plain in Assam means river levels rise quickly whenever a fresh spell arrives on top of already-high water levels.
Conclusion
The current IMD rain alert makes one thing clear: this isn’t a one-state story, it’s a nationwide monsoon surge touching the hills, the plains and the coast at once. Checking your specific district’s alert level before travelling this week is a small habit that can save a lot of trouble.