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Today
Patchy fog before 9am. Otherwise, partly sunny, with a high near 36. North wind around 5 mph.

Tonight
Patchy fog. Otherwise, partly cloudy, with a low around 23. Northwest wind around 5 mph becoming calm.

Ir satellite imagery indicated a large area of stratus surging southeast out of the eastern dakotas and mn into northern ia early this morning. Surface observations under this field indicated very low cigs and widespread fog well into lifr criteria. This low level moisture was trapped in a subsdince inversion along the eastern half of a surface ridge axis that extended from eastern co into the dakotas at 08z. Aloft...wv imagery indicated the weakening compact cut off upper low...remnant of the system that brought heavy snow not far to our west yesterday...centered over nw mo. A trough axis extended west to another stationary low over the great basin. This was undercutting an upper ridge over mt into southern sask and alberta. A resulting deep low to mid level northerly flow east of this high was helping push the aforementioned stratus deck southward into ia. Short term...today and tonight... Primary concern is low clouds and fog trends throughout. Overall...forecast models continue to struggle with the shallow low level moisture...with the exception of the hrr in the very short term and the sref a bit further out. Both have had a rough handle on the coverage and extent of the stratus and fog tonight. Both suggest this will ... This discussion continues at www.sandhillweather.com

Reports from Sandhill Weather Station 1 mile North/Northeast of Olin Iowa

Rain		Wind Gust		Sun		Moon
Yest.	0.27	Yest.	23.0 mph ENE at 11:56 AM	Sunrise:	7:13 AM	Moonrise:	3:27 PM
Month	0.28	Month	23.0 mph on 2/4/2012	Sunset:	5:23 PM	Moonset:	5:25 AM
Year	0.46	Year	56.0 mph on 1/1/2012	Daylight Hrs:	10:10	Illuminated:	93%

Temperature			Barometer
Yest.	Hi 38.6 at 3:03 PM	Lo 33.1 at 12:00 AM	Yest.	Hi 30.310 at 1:31 AM	Lo 30.168 at 1:41 PM
Month	Hi 45.7 °F on 2/2/2012	Lo 26.4 °F on 2/2/2012	Month	Hi 30.416 in on 2/3/2012	Lo 29.926 in on 2/1/2012
Year	Hi 58.5 °F on 1/5/2012	Lo -0.6 °F on 1/19/2012	Year	Hi 30.481 in on 1/2/2012	Lo 29.279 in on 1/23/2012