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🏛 Official alert Special Weather Statement Weather & disasters Moderate

Special Weather Statement

N Issued by NWS Hanford CA ⏳ In force until Wed 21 Oct, 22:30 📍 Mariposa Madera Foothills; Mariposa-Madera Lower Sierra (approximate) 🕑 2 h ago
🌐 Translate: ·

At 1153 AM PDT, Doppler radar was tracking a strong thunderstorm 20 miles west of Bootjack, or 24 miles northeast of Merced, moving northwest at 30 mph. HAZARD...Wind gusts up to 30 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Lake McCl…

🗃 Archived report - it is no longer on the live map. Pages are kept for 30 days.

📡 CAP alert details

Common Alerting Protocol
Official alert linked ▾
⚠
SeverityModerate
⏱
UrgencyExpected
❓
CertaintyObserved
EventSpecial Weather Statement
Response typeExecute
CategoryMet
Affected areaMariposa Madera Foothills; Mariposa-Madera Lower Sierra
Issuing authorityNWS Hanford CA
ContactNot supplied

🕓 Alert timing · EAT

Sent2026-10-21T11:53:00-07:00
Effective2026-10-21T11:53:00-07:00
Onset2026-10-21T11:53:00-07:00
Expires2026-10-21T12:30:00-07:00

📋 Official instructions

Monitor the weather situation closely and be alert for threatening weather conditions. This storm may intensify, so be certain to monitor local radio stations and available television stations for additional information and possible warnings from the National Weather Service. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

📄 Message details

Alert identifierurn:oid:2.49.0.1.840.0.fec83d00dfbc0f2b0de68b6fefbe92ffcbb51dbe.001.1
Message typeAlert
Senderw-nws.webmaster@noaa.gov
ScopePublic
CAP statusActual
Related messagesNot supplied
ⓘ CAP fields populate when an official alert is linked.

🛡 Safety advice

General guidance for this type of incident - not official instructions.
  • Monitor the weather situation closely and be alert for threatening weather conditions. This storm may intensify, so be certain to monitor local radio stations and available television stations for additional information and possible warnings from the National Weather Service. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
  • Stay aware of your surroundings in this area.
  • Follow official updates from the police and local authorities.
  • In an emergency call 112 (police) or 112 (ambulance), or request help through Jilinde.

📰 Story summary

From the report shown in the feed:
  • At 1153 AM PDT, Doppler radar was tracking a strong thunderstorm 20 miles west of Bootjack, or 24 miles northeast of Merced, moving northwest at 30 mph.
  • HAZARD...Wind gusts up to 30 mph and pea size hail.
  • SOURCE...Radar indicated.
  • IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects.
  • Minor damage to outdoor objects is possible.
  • Locations impacted include...
  • Lake McCl…
ⓘ News summary · read the original report for full context.

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