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Normal high and low temperatures for this week May 20 - May 26 (high/low)...Redding/Red Bluff 82/55, Chico 83/52, Quincy 75/39, Chester 70/37, Susanville 73/41, Grass Valley 73/47, Weaverville 78/41, Mt. Shasta 71/41, Yreka 75/42 and Alturas 71/37.
High pressure is still along the coast. Today will be sunny with temperatures 4 to 8 degrees warmer than yesterday. The gusty north winds will subside during the day. Tuesday a cold low pressure area will drop southward along the Canadian coast and move over the Pacific Northwest Wednesday where it will stay through the end of the week. Tuesday temperatures will drop back to near normal. Northern California will see a few clouds in the afternoon with the chance of an isolated showers over the northwest corner of the state. Gusty southwest to northwest winds are expected Tuesday afternoon and evening.
The low pressure area will bring colder air into the state but will not have much moisture associated with it. Wednesday and Thursday the north coast, Trinity, Siskiyou, northern Shasta, and Modoc counties will be partly cloudy with afternoon and evening showers. Precipitation amounts will be light but snow levels will be 5000 to 6000 feet. Lassen and Plumas counties and the higher elevations of Nevada county with see some afternoon clouds with the chance of an isolated shower. The valley will be mostly sunny with a few afternoon clouds. Temperatures Wednesday and Thursday will be 15 to 25 degrees below normal in the far north (near the Oregon border) and 10 to 15 degrees below normal elsewhere. Gusty southwest to northwest winds will continue during the afternoons and evenings.
Friday the low will still be over the Pacific Northwest (see map below), but it will be slowly weakening and moving eastward. Friday there will be afternoon and evening clouds over the northern mountains with a chance of a shower. The valley will stay mostly sunny with some afternoon clouds. Saturday will be sunny and warmer with a few afternoon clouds. Sunday another low pressure area will be off the coast. This will be a weak system but will cool temperatures to near normal and bring a chance of afternoon and evening showers to the mountains.
Today: Sunny. Max temps 89 to 93. North wind 12 to 22 mph decreasing in the afternoon..
Tonight: Clear. Min temps 52 to 59. Light north wind.
Tuesday: Sunny with a few afternoon clouds. Max temps 80 to 84. Southwest to northwest wind 12 to 24 mph with higher gusts..
Tuesday Night: Scattered clouds.. Min temps 53 to 59. Southwest to northwest wind 10 to 20 mph.
Wednesday: Sunny in the morning and party cloudy in the afternoon. Max temps 71 to 76. Northwest wind 14 to 28 mph with higher gusts.
Wednesday Night: Scattered clouds. Min temps 44 to 51. North wind 10 to 20 mph.
Thursday: Partly sunny with a few clouds.. Max temps 72 to 76. Northwest wind 12 to 24 mph with higher gusts..
Thursday Night: Scattered clouds. Min temps 48 to 54. Northwest wind 8 to18 mph.
Friday: Scattered clouds. Max temps 77 to 81. Southwest to northwest wind 10 to 20 mph
Friday Night: Scattered clouds. Min temps 49 to 56. Light wind.
Saturday: Sunny with a few clouds. Max temps 78 to 83. Light wind.
Saturday Night: Scattered clouds. Min 51 to 58. Light wind.
Sunday: Sunny with increasing clouds in the afternoon. Max temps 78 to 82. Southwest wind 10 to 18 mph.
Sunday Night: Partly cloudy. Min temps 54 to 60. Light wind.
The Old Forecaster
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