California, 1998

Heavy Rain in California, May 1 to 15, 1998

May 1 to 15, 1998 · NWS HNX · 6 events in 6 counties and zones

1M ... 2M ...

Where it happened

Every event with a place to put it; 6 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
$109 million
Events
6

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS HNX wrote it up.

The final estimated total damage figures for agriculture by county for the late winter/spring rain and below normal temperatures (Februrary through May) in Central California:Madera $7.1M ... Merced $10.2M ... Fresno $7.2M ... Kern $5.9M ... Kings $73.6M ... Tulare $5.3M. Fresno County had specifically $464K damage in May from inclement weather. For the rain season through May 31, Fresno had 71 days of measurable rain with Bakersfield having 68. Total rainfall for Bakersfield in May was 1.33" which was the 5th wettest on record ... Fresno had 1.37" which was the 8th wettest. Bakersfield's year-to-date total as of 5/31/98 was 14.36" eclipsing the old record set in 1977-78 of 11.78" and compared to a normal of only 5.72". Fresno's total rain was at 18.43" which is the 5th wettest on record and compares to a normal of 10.60"/year. There were no 90 degree days in Fresno or Bakersfield in May 1998. This is only the third time on record for either city that the warmest day did not reach 90 degrees during the month. The average monthly temperature for Bakersfield was only 61.0 degs F with the old record of 61.7 degs F in 1911. Fresno's average monthly temperature was 62.0 degs F with the coolest of 61.7 degs F in 1953. However, Fresno did have a record monthly low maximum temperature of 72.5 degs compared to the old record of 74.8 degs in 1953.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

6 heavy rain. Local standard time, as filed.

Heavy Rain, Madera

When
May 1, 12:01 AM PST to May 15, 12:00 PM PST
Where
Madera County, Madera
Crop damage
$7.1 million
Coordinates
37.218, -119.763 (the zone’s center; the record gives no point)

Heavy Rain, Merced

When
May 1, 12:01 AM PST to May 15, 12:00 PM PST
Where
Merced County, Merced
Crop damage
$10 million
Coordinates
37.192, -120.718 (the zone’s center; the record gives no point)

Heavy Rain, Fresno

When
May 1, 12:01 AM PST to May 15, 12:00 PM PST
Where
Fresno County, Fresno
Crop damage
$7.2 million
Coordinates
36.758, -119.649 (the zone’s center; the record gives no point)

Heavy Rain, Kern

When
May 1, 12:01 AM PST to May 15, 12:00 PM PST
Where
Kern County, Bakersfield
Crop damage
$5.9 million
Coordinates
35.343, -118.730 (the zone’s center; the record gives no point)

Heavy Rain, Kings

When
May 1, 12:01 AM PST to May 15, 12:00 PM PST
Where
Kings County, Hanford
Crop damage
$74 million
Coordinates
36.075, -119.815 (the zone’s center; the record gives no point)

Heavy Rain, Tulare

When
May 1, 12:01 AM PST to May 15, 12:00 PM PST
Where
Tulare County, Visalia
Crop damage
$5.3 million
Coordinates
36.220, -118.800 (the zone’s center; the record gives no point)

What these are

Heavy Rain
Rainfall totals unusual for the place and season that did not produce a flood.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in California in 1998Every state in 1998This day in weather historyWarnings in California, May 1998

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5636135, 5636136, 5636137, 5636138, 5636139, 5636140.