Wintry Conditions from the Northern Rockies to Upper Midwest; Critical Fire Weather Across the West
Snow and ice will continue to impact portions of the Northern Rockies, Northern Plains, and Upper Midwest. Father south, heavy rainfall and a few severe thunderstorms are possible over the Middle Mississippi Valley. Another system will bring heavy precipitation to the Pacific Northwest Friday, while critical fire weather conditions prevail over California, the Southern Rockies, and High Plains.
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Hazardous Weather Conditions
Last Update: 1001 AM CDT Thu Oct 22 2020
For More Weather Information:
40NM SE Port Aransas TX
Marine Zone Forecast
...SMALL CRAFT EXERCISE CAUTION...
Synopsis: Weak to moderate onshore flow today will become generally weak
onshore flow tonight and Friday. Mariners in small craft should
exercise caution over the offshore coastal waters today due to
elevated sea heights. Isolated showers and thunderstorms are
expected today, with rain chances diminishing by this evening. A
cold front will move into the coastal waters Friday night. North
winds will increase to moderate levels and could reach advisory
levels late Friday night into Saturday morning. North winds will
weaken during the afternoon and become weak onshore Saturday
evening. The onshore flow will become weak to moderate Sunday and
Monday with a period of moderate onshore flow Sunday night as low
pressure deepens over west Texas. A cold front will be approaching
the waters late Monday night.
Rest Of Today
East wind around 10 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Isolated showers and thunderstorms.
Tonight
Southeast wind 5 to 10 knots. Seas 4 to 5 feet with occasional seas up to 6 feet.
Friday
East wind around 5 knots shifting northeast in the afternoon. Seas 3 to 4 feet with occasional seas up to 5 feet.
Friday Night
Northeast wind around 10 knots becoming north 15 to 20 knots after midnight. Seas 3 to 4 feet with occasional seas up to 5 feet.
Saturday
North wind 15 to 20 knots decreasing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet with occasional seas up to 6 feet.
Saturday Night
Northeast wind 5 to 10 knots shifting southeast after midnight. Seas 3 to 4 feet with occasional seas up to 5 feet.
Sunday
Southeast wind 10 to 15 knots. Seas 3 to 4 feet with occasional seas up to 5 feet.
Sunday Night
Southeast wind 15 to 20 knots. Seas 3 to 5 feet with occasional seas up to 6 feet.
Monday
South wind 15 to 20 knots becoming southeast 10 to 15 knots in the afternoon. Seas 5 to 6 feet with occasional seas up to 8 feet.
Monday Night
East wind 10 to 15 knots increasing to 15 to 20 knots after midnight. Seas 5 to 6 feet with occasional seas up to 8 feet. A slight chance of showers.
Additional Forecasts and Information
ABOUT THIS FORECAST
| Last Update: | 1001 AM CDT Thu Oct 22 2020 |
| Forecast Discussion | |
RADAR & SATELLITE IMAGES
