Historical Tornado Cases for the Boulder
Warning
Area
Event Details | SFC | LI
SBCAPE |
850mb | 700mb | 500mb (400) | jet level | Skew T | Affected States | Pictures | Surface obs |
05-09-41 | 1830Z | TX CO | ||||||||
04-10-43 | 2130Z | CO | ||||||||
06-06-47 | 1830Z | CO | ||||||||
06-08-47 | 18Z
7th 00Z 09Z 12Z 15Z 18Z 21Z |
-10 to -11 4600 |
15Z
8 03Z 9 |
approx. | CO | LOGAN F4 | ||||
06-17-49 | 2130Z | -8 to -9 3800 |
15Z | 15Z 03Z | CO | AKO | ||||
06-16-50 | 21Z | ? | 15Z | 15Z 03Z | CO | |||||
08-05-50 | 2130Z | -10 4100 |
15Z | 15Z 03Z | CO | |||||
07-04-51 | 1830Z
2130Z |
-8 to -10 4400 |
21Z | 15Z 03Z | 15Z | WY CO | AKO | |||
06-26-52 | 18Z | CO | AKO | |||||||
06-07-53 | 2030Z | -10 | 15Z 21Z 03Z |
CO NE KS IA MN | ||||||
06-08-58 | ||||||||||
07-16-58 | ||||||||||
07-20-58 | ||||||||||
05-29-59 | ||||||||||
05-17-60 | ||||||||||
06-20-60 | 21Z | -8 to -9 4900 |
X | 00Z 21 | 12Z
21 00Z 21 |
00Z 21 | X | NE CO | X | |
06-27-60 | 21Z | -9 to -10 3700 |
X | 00Z 28 | 12Z
27 00Z 28 |
00Z 28 | X | NE CO | X | |
05-20-61 | ||||||||||
05-07-65 | 07Z 8 | ? | X | 00Z | 00Z 12Z | X | CO WY KS | X | ||
05-25-65 | ||||||||||
06-16-65 | 20Z | -6 2800 |
12Z 00Z | 0Z 12Z 0Z | 12Z 00Z | CO | COS | |||
06-04-66 | ||||||||||
06-04-67 | ||||||||||
06-06-67 | ||||||||||
06-14-67 | ||||||||||
05-23-68 | ||||||||||
06-03-71 | ||||||||||
05-22-72 | ||||||||||
06-22-72 | ||||||||||
05-10-75 | ||||||||||
06-13-77 | 18Z | -7 2700 |
12Z 00Z | 12Z 0Z | 12Z 00Z | CO | ||||
08-14-77 | ||||||||||
06-19-80 | ||||||||||
06-03-81 | 18Z | -7 2600 |
12Z 3 | 12Z | 12Z 3 | CO | ||||
06-13-81 | ||||||||||
05-29-82 | ||||||||||
06-02-83 | ||||||||||
06-04-83 | ||||||||||
04-19-84 | ||||||||||
04-25-84 | 20Z | -6 to -7 | 00Z | CO NE | ||||||
05-24-84 | 00Z | |||||||||
06-12-84 | ||||||||||
07-19-85 | 21Z | CO | ||||||||
09-18-86 | 21Z | -7 2500 |
X | 00Z 19 | 00Z 19 | 00Z 19 | X | WY CO | X | |
06-15-88 | 19Z | -7 to -9 2300-3100 |
12Z
15 00Z 16 |
12Z
15 00Z 16 |
CO | |||||
06-06-90 | 16Z 22Z |
-6.5 2400 |
12Z
6 00Z 7 |
00Z 7 | 12Z
6 00Z 7 |
approx. | CO | |||
06-09-90 | 21Z 22Z |
00Z | CO | |||||||
06-14-90 | 18Z 22Z |
-9 3200-3400 |
00Z | 00Z | 00Z | CO | ||||
06-15-90 | 21Z 23Z |
00Z | 00Z | 00Z | NE CO | |||||
05-29-91 | ||||||||||
05-31-91 | ||||||||||
07-21-93 | 20Z 21Z | -8 2900 |
00Z | 12Z 00Z | 00Z | CO WY | co1 co2 co3 co4 | |||
05-30-96 | 12Z 15Z 18Z 20Z |
-10 to -11 3800-4400 |
00Z | 00Z | 00Z | CO | ||||
07-05-00 | 00Z 6 | 00Z 6 | 00Z 6 (0Z) | 00Z 6 | approx. | CO | ||||
05-10-04 | 15Z 18Z 21Z 00Z 11 |
-7 2800 |
00Z 11 | 0Z
(00) |
00Z
11 00Z(300) |
approx. | CO |