This is a brief listing of all the tornadoes that have been confirmed. Some of these tracks may be combined to reduce the total number, and some others may yet be found. All information is preliminary. A web page with track maps, times, and other information will be updated when tracks are determined. Read More >
Soaring Forecast for the Twin Cities Area
Prepared at 12:30 GMT Tue Sep 25 2018
Height Wind Wind Temp Soaring
(ft AGL) Direction Speed(kts) (Deg C) Index
3000 275 08 7 3.0
5000 290 13 7 9.0
7000 270 18 5 13.0
Temperature needed for lift to 3000 ft agl (Trigger Temp)..62
Time at which trigger temperature will be reached..........Will Not Reach
Maximum Temperature for the day............................56 Deg F
Maximum altitude of thermals...............................2200 (ft agl)
Height where cumulus will form.............................2100 (ft agl)
Base of cumulus during the afternoon.......................1000 (ft agl)
Total Sky Cover in Eighths (Oktas) (11 AM to 4 PM).........6
Implications of specific soaring indices:
-4 or Less............Excellent
-3....................Good
-2 or -1..............Fair
Zero or Greater.......Poor
Forecast is based on Upper Air Data collected
at Chanhassen, Minnesota. Elevation 943 feet.
To: Princeton FSS, FAX, (763) 389-7143 Voice, (800) 642-6505
From: National Weather Service Chanhassen, Voice (952) 361-6671
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