Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

The streak for number days in a row with at least 1 inch of snow on the ground at 6 AM CST/7 AM CDT ended at MSP on March 25. The streak began November 30 after the first major snowstorm of the season. A lack of prolonged warm air through winter and frequent snowstorms kept the streak going through late March. The 116 days ranks 9th longest such streak on record.

**Top 15 longest streaks with a snow depth of at least an inch since 1899**
Rank	Run Length (Days)	Ending Date
1	136	04-10-1965
2	134	04-04-1951
3	130	03-28-1982
4	126	03-22-1979
5	123	03-24-1986
6	122	03-21-1997
7	119	04-04-2001
8	117	03-18-1972
9	116	03-25-2023
10	115	03-21-1956
11	114	03-18-1953
12	113	03-26-2014
13	112	03-30-1962
14	109	03-25-1970 03-13-1943 03-14-1920
15	107	03-17-2011 03-27-1971

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Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

Streak of days with at least 1 inch snow depth ends at MSP