or pick a district
Numbers: today's rain (mm)
Next 2 hours · radar nowcast
Rain likely in about 70 min · rain is moving in from the NW at 18 km/h (using the upper-air wind)
Approximate: rain cells grow and fade as they move · Testing: the radar nowcast is still being checked against what happened
Sources
Radar 3:36 AM · Lightning 4:01 AM · Gauges to 03:30 AM · Models 4:31 AM
👥 Is it raining where you are right now?
No rain expected in the next 24 hours
0 mm expected in 24 hours · 17% chance of rain today
☀️ Dry spell: 4 AM – 3 AM
☂️ Umbrella?✅
Not needed — low chance of rain
👕 Dry clothes outside?⚠️
Short dry spell only (9 AM – 12 PM); finish under a fan indoors
🏍️ Two-wheeler ride?⚠️
Carry a raincoat and ride slowly
🌅 Evening outing?✅
Today: pleasant evening, 22° — beach or park
🌾 Spray crops?✅
Yes — Today 6 AM – 6 PM
🎣 Go to sea?⚠️
Caution — waves 1.4 m, gusts 38 km/h
| Time | Rain (%, mm) | Temp | Wind | RH | |
|---|---|---|---|---|---|
| 4 AM | 🌫️ | 1% | 21°(25°) | 2 | 98% |
| 5 AM | 🌫️ | 1% | 21°(25°) | 2 | 96% |
| 6 AM | ☁️ | 1% | 22°(26°) | 2 | 95% |
| 7 AM | ☁️ | 1% | 22°(27°) | 4 | 96% |
| 8 AM | 🌦️ | 1% | 23°(27°) | 5 | 92% |
| 9 AM | 🌦️ | 1% | 24°(28°) | 6 | 85% |
| 10 AM | 🌦️ | 1% | 25°(29°) | 9 | 83% |
| 11 AM | 🌦️ | 1% | 24°(27°) | 10 | 88% |
| 12 PM | 🌦️ | 4% | 23°(26°) | 9 | 94% |
| 1 PM | 🌦️ | 4% | 23°(28°) | 8(31) | 94% |
| 2 PM | 🌦️ | 4% | 23°(26°) | 10(34) | 93% |
| 3 PM | 🌦️ | 1% | 23°(26°) | 10(32) | 95% |
| 4 PM | 🌦️ | 1% | 22°(26°) | 7(33) | 97% |
| 5 PM | ☁️ | 1% | 22°(26°) | 8 | 98% |
| 6 PM | 🌤️ | 1% | 22°(25°) | 7 | 99% |
| 7 PM | 🌫️ | 1% | 21°(25°) | 7 | 98% |
| 8 PM | 🌫️ | 1% | 21°(24°) | 8 | 97% |
| 9 PM | ☁️ | 1% | 21°(24°) | 8 | 96% |
| 10 PM | ☁️ | 1% | 21°(24°) | 8 | 96% |
| 11 PM | ☁️ | 1% | 21°(24°) | 9(31) | 96% |
| 12 AM | ☁️ | 1% | 21°(24°) | 10(35) | 95% |
| 1 AM | ☁️ | 1% | 21°(24°) | 10(36) | 95% |
| 2 AM | 🌙 | 1% | 21°(24°) | 11(37) | 96% |
| 3 AM | ☁️ | 1% | 21°(24°) | 11(38) | 95% |
| 4 AM | ☁️ | 1% | 21°(24°) | 10(37) | 95% |
| 5 AM | 🌙 | 1% | 21°(24°) | 8(36) | 94% |
| 6 AM | ☀️ | 1% | 21°(24°) | 9(32) | 94% |
| 7 AM | ☀️ | 1% | 23°(25°) | 11(36) | 89% |
| 8 AM | ☀️ | 1% | 24°(26°) | 13(40) | 85% |
| 9 AM | ☀️ |
“Chance” = how often it actually rained on days when this many models forecast rain. Even when every model says rain, it rained on only about 2 in 3 days.
A consensus of 9 global weather models. Every day we check which models were right in Tamil Nadu against TN-SMART gauges and lean on those (last 25 days).
| Today | Tomorrow | Thu, 29 Oct | Recent avg. error | |
|---|---|---|---|---|
| ECMWF AI✓ used | 4.8 | 1.8 | 0 | 12.7 mm |
| GFS (USA)✓ used | 1.1 | 0 | 0 | 11.5 mm |
| ICON (Germany)✓ used | 0.8 | 0 | 0 | 9.5 mm |
| UK Met Office✓ used | 0.4 | 0 | 0 | 12.2 mm |
| Météo-France✓ used | 0 | 0 | 0 | 12.3 mm |
| CMA (China)✓ used | 0.6 | 0 | 0 | 12.5 mm |
| ECMWF (Europe) | 2.4 | 0.6 |
No weatherman has made a specific forecast for this district for today or tomorrow yet.
Each forecast is checked the next morning against TN-SMART gauges (last 30 days). Claude AI reads the posts to pick out the forecasts; open a post for the full picture.
Asambu0.0 km
Since 8:30 AM no reading24 h to 8:30 AM no reading
Thadikarakonam3.1 km
3 h 0 mmSince 8:30 AM 3.2 mm24 h to 8:30 AM 31 mm
Keeriparai ARG6.5 km
3 h 0 mmSince 8:30 AM 14 mm24 h to 8:30 AM 25 mm
Highest in district (24 h): Kottaram 79 mm
📋 Full district report: by taluk, dams →TN-SMART · Tamil Nadu Disaster Risk Reduction Agency
| 25°(28°) |
| 14(43) |
| 79% |
| 10 AM | ☀️ | 1% | 26°(29°) | 14(43) | 74% |
| 11 AM | ☀️ | 1% | 26°(30°) | 15(44) | 71% |
| 12 PM | ☀️ | 1% | 27°(30°) | 16(46) | 70% |
| 1 PM | 🌦️ | 1% | 27°(30°) | 17(47) | 68% |
| 2 PM | 🌦️ | 1% | 26°(29°) | 17(48) | 73% |
| 3 PM | 🌦️ | 1% | 25° | 16(48) | 77% |
| 4 PM | 🌦️ | 1% | 24°(26°) | 15(46) | 82% |
| 5 PM | 🌦️ | 1% | 23°(26°) | 12(43) | 92% |
| 6 PM | 🌤️ | 1% | 22°(25°) | 9(35) | 96% |
| 7 PM | 🌫️ | 1% | 22°(25°) | 9(31) | 95% |
| 8 PM | 🌫️ | 1% | 22°(25°) | 9 | 96% |
| 9 PM | 🌫️ | 1% | 21°(24°) | 9(30) | 96% |
| 10 PM | 🌫️ | 1% | 21°(24°) | 9 | 96% |
| 11 PM | 🌫️ | 1% | 21°(24°) | 10(31) | 96% |
| 12 AM | 🌫️ | 1% | 21°(24°) | 10(34) | 96% |
| 1 AM | 🌫️ | 1% | 21°(23°) | 9(33) | 98% |
| 2 AM | 🌫️ | 1% | 20°(23°) | 9(31) | 98% |
| 3 AM | 🌫️ | 1% | 19°(22°) | 8 | 97% |
| 0 |
| 13.8 mm |
| JMA (Japan) | 0 | 0 | 0 | 13.0 mm |
| GEM (Canada) | 6.8 | 0 | 0 | 17.9 mm |