IGC Spy

Glider 3V Thermal Info (Task 7 - Meter 15 - 16 July 2018)

		Thermal Time			Thermal Alt					Orbits Speed			Orbits Diam			Orbit Time			Climb Rate			Other
ID	Type	Start [hms]	End [hms]	Duration [hms]	Start [ft]	End [ft]	Delta [ft]	Lost [ft]	Lost [%]	Avg (stab) [kts]	Min (stab) [kts]	Max (stab) [kts]	Avg (stab) [m]	Min (stab) [m]	Max (stab) [m]	Avg (stab) [sec]	Min (stab) [sec]	Max (stab) [sec]	Avg (stab) [kts]	Min (stab) [kts]	Max (stab) [kts]	Direction	Track Length [km]	Count
0	All			00:57:31			19317	1437	7.4 %	64.6						26 blah			3.3					18
1	Thermal	11:51:57	11:55:12	00:03:15	2286	2923	636	104	16.5 %	66.2 66	48.9 63	86.9 75.2	269 248	25 25	348 328	25.1 23.4	2 2	31 30	1.6 1.5	0 0	2.8 2.2	Left	6.5	9
1	Orbit	11:51:57	11:52:28	00:00:31	2286	2431	144	3	2.3 %	68.5			0			31			2.8			Left	1.1
2	Orbit	11:52:28	11:52:54	00:00:26	2431	2526	95	9	10.3 %	63			0			26			2.2			Left	0.8
3	Orbit	11:52:54	11:53:19	00:00:25	2526	2595	68	9	14.3 %	63			0			25			1.6			Left	0.8
4	Orbit	11:53:19	11:53:45	00:00:26	2595	2683	88	9	11.1 %	63.3			0			26			2			Left	0.8
5	Orbit	11:53:45	11:54:11	00:00:26	2683	2746	62	26	42.1 %	64.4			0			26			1.4			Left	0.9
6	Orbit	11:54:11	11:54:41	00:00:30	2746	2854	108	13	12.1 %	66.8			0			30			2.1			Left	1
7	Orbit	11:54:41	11:55:10	00:00:29	2854	2923	68	16	23.8 %	66.2			0			29			1.4			Left	1
8	Orbit	11:55:10	11:55:12	00:00:02	2923	2923	0	0	0 %	75.2			0			02			0			Left	0.1
2	Thermal	11:55:12	11:56:37	00:01:25	2923	3044	121	75	62.2 %	64.7 65.6	55.2 65.6	75.4 65.6	301 344	226 344	344 344	28.3 32	22 32	32 32	0.8 0.9	0.4 0.9	1.2 0.9	Left	2.8	3
9	Orbit	11:55:12	11:55:43	00:00:31	2923	2985	62	16	26.3 %	65.7			0			31			1.2			Left	1
10	Orbit	11:55:43	11:56:15	00:00:32	2985	3031	45	32	71.4 %	65.6			0			32			0.9			Left	1.1
11	Orbit	11:56:15	11:56:37	00:00:22	3031	3044	13	26	200 %	62.8			0			22			0.4			Left	0.7
3	Thermal	12:02:38	12:03:40	00:01:02	1640	1663	22	167	728.6 %	64.4 64.4	47 63	78.5 65.7	327 327	289 289	366 366	31 31	28 28	34 34	0 0	-1.7 -1.7	1.8 1.8	Mixed	2.1	2
12	Orbit	12:02:38	12:03:12	00:00:34	1640	1745	104	39	37.5 %	65.7			0			34			1.8			Left	1.1
13	Orbit	12:03:12	12:03:40	00:00:28	1745	1663	-82	127	-156 %	63			0			28			-1.7			Right	0.9
4	Thermal	12:03:55	12:12:00	00:08:05	1620	3979	2358	223	9.5 %	67 67.1	48.7 65.4	84.1 69.1	332 326	300 300	399 357	30.3 29.6	28 28	36 33	2.9 3.2	1 1	4.4 4.4	Left	16.7	16
14	Orbit	12:03:55	12:04:31	00:00:36	1620	1679	59	39	66.7 %	67.7			0			36			1			Left	1.3
15	Orbit	12:04:31	12:04:59	00:00:28	1679	1729	49	16	33.3 %	65.4			0			28			1			Left	0.9
16	Orbit	12:04:59	12:05:30	00:00:31	1729	1804	75	19	26.1 %	67.2			0			31			1.4			Left	1.1
17	Orbit	12:05:30	12:05:59	00:00:29	1804	1955	150	36	23.9 %	67.9			0			29			3.1			Left	1
18	Orbit	12:05:59	12:06:29	00:00:30	1955	2109	154	22	14.9 %	67.5			0			30			3			Left	1
19	Orbit	12:06:29	12:06:58	00:00:29	2109	2312	203	0	0 %	67.8			0			29			4.2			Left	1
20	Orbit	12:06:58	12:07:26	00:00:28	2312	2519	206	0	0 %	69.1			0			28			4.4			Left	1
21	Orbit	12:07:26	12:07:55	00:00:29	2519	2732	213	3	1.5 %	66			0			29			4.4			Left	1
22	Orbit	12:07:55	12:08:23	00:00:28	2732	2916	183	0	0 %	65.8			0			28			3.9			Left	0.9
23	Orbit	12:08:23	12:08:52	00:00:29	2916	3097	180	13	7.3 %	66.1			0			29			3.7			Left	1
24	Orbit	12:08:52	12:09:22	00:00:30	3097	3277	180	6	3.6 %	66.1			0			30			3.6			Left	1
25	Orbit	12:09:22	12:09:52	00:00:30	3277	3461	183	0	0 %	68.2			0			30			3.6			Left	1.1
26	Orbit	12:09:52	12:10:24	00:00:32	3461	3618	157	0	0 %	67.5			0			32			2.9			Left	1.1
27	Orbit	12:10:24	12:10:57	00:00:33	3618	3799	180	16	9.1 %	66			0			33			3.2			Left	1.1
28	Orbit	12:10:57	12:11:26	00:00:29	3799	3910	111	16	14.7 %	68.4			0			29			2.3			Left	1
29	Orbit	12:11:26	12:12:00	00:00:34	3910	3979	68	32	47.6 %	65			0			34			1.2			Left	1.1
5	Thermal	12:16:55	12:19:44	00:02:49	3225	4045	820	91	11.2 %	64.8 64.5	51.7 62.4	79.1 65.4	299 288	266 266	347 308	28.2 27.3	26 26	31 29	2.9 3.4	1.1 3.1	3.8 3.8	Right	5.6	6
32	Orbit	12:16:55	12:17:24	00:00:29	3225	3356	131	19	15 %	62.5			0			29			2.7			Right	0.9
33	Orbit	12:17:24	12:17:50	00:00:26	3356	3494	137	0	0 %	62.4			0			26			3.1			Right	0.8
34	Orbit	12:17:50	12:18:17	00:00:27	3494	3645	150	9	6.5 %	65.2			0			27			3.3			Right	0.9
35	Orbit	12:18:17	12:18:46	00:00:29	3645	3828	183	0	0 %	65			0			29			3.8			Right	1
36	Orbit	12:18:46	12:19:13	00:00:27	3828	3989	160	3	2 %	65.4			0			27			3.5			Right	0.9
37	Orbit	12:19:13	12:19:44	00:00:31	3989	4045	55	59	105.9 %	68.3			0			31			1.1			Right	1.1
6	Thermal	12:29:26	12:36:04	00:06:38	2844	5341	2496	121	4.9 %	66.8 66.2	52.2 64.7	84.3 68.1	312 297	244 244	434 360	28.4 27.3	23 23	38 33	3.8 4.1	1.6 3.2	5.3 5.3	Left	13.7	14
40	Orbit	12:29:26	12:30:04	00:00:38	2844	2965	121	62	51.4 %	69.7			0			38			1.9			Left	1.4
41	Orbit	12:30:04	12:30:31	00:00:27	2965	3146	180	0	0 %	65.8			0			27			4			Left	0.9
42	Orbit	12:30:31	12:30:54	00:00:23	3146	3303	157	0	0 %	64.7			0			23			4.1			Left	0.8
43	Orbit	12:30:54	12:31:17	00:00:23	3303	3474	170	0	0 %	65.5			0			23			4.4			Left	0.8
44	Orbit	12:31:17	12:31:44	00:00:27	3474	3618	144	0	0 %	65.8			0			27			3.2			Left	0.9
45	Orbit	12:31:44	12:32:17	00:00:33	3618	3822	203	0	0 %	66.7			0			33			3.7			Left	1.1
46	Orbit	12:32:17	12:32:43	00:00:26	3822	4019	196	0	0 %	67.8			0			26			4.5			Left	0.9
47	Orbit	12:32:43	12:33:09	00:00:26	4019	4183	164	0	0 %	65.8			0			26			3.7			Left	0.9
48	Orbit	12:33:09	12:33:34	00:00:25	4183	4353	170	0	0 %	65			0			25			4			Left	0.8
49	Orbit	12:33:34	12:34:05	00:00:31	4353	4537	183	0	0 %	65.4			0			31			3.5			Left	1
50	Orbit	12:34:05	12:34:36	00:00:31	4537	4812	275	3	1.2 %	66.8			0			31			5.3			Left	1.1
51	Orbit	12:34:36	12:35:04	00:00:28	4812	5045	232	0	0 %	68.1			0			28			4.9			Left	1
52	Orbit	12:35:04	12:35:32	00:00:28	5045	5252	206	6	3.2 %	67.4			0			28			4.4			Left	1
53	Orbit	12:35:32	12:36:04	00:00:32	5252	5341	88	49	55.6 %	71.4			0			32			1.6			Left	1.2
7	Thermal	12:46:26	12:49:50	00:03:24	3270	4632	1361	19	1.4 %	65.3 65.3	51.1 63.5	79.4 67.5	242 241	169 209	327 287	22.7 22.6	16 19	30 27	3.9 4	2.7 3.6	4.7 4.5	Left	6.9	9
54	Orbit	12:46:26	12:46:56	00:00:30	3270	3507	236	0	0 %	66.5			0			30			4.7			Left	1
55	Orbit	12:46:56	12:47:18	00:00:22	3507	3645	137	0	0 %	63.5			0			22			3.7			Left	0.7
56	Orbit	12:47:18	12:47:41	00:00:23	3645	3818	173	0	0 %	63.8			0			23			4.5			Left	0.8
57	Orbit	12:47:41	12:48:08	00:00:27	3818	3982	164	9	6 %	64.8			0			27			3.6			Left	0.9
58	Orbit	12:48:08	12:48:28	00:00:20	3982	4127	144	0	0 %	67.5			0			20			4.3			Left	0.7
59	Orbit	12:48:28	12:48:47	00:00:19	4127	4251	124	0	0 %	67.3			0			19			3.9			Left	0.7
60	Orbit	12:48:47	12:49:10	00:00:23	4251	4412	160	0	0 %	64.6			0			23			4.1			Left	0.8
61	Orbit	12:49:10	12:49:34	00:00:24	4412	4560	147	0	0 %	65.3			0			24			3.6			Left	0.8
62	Orbit	12:49:34	12:49:50	00:00:16	4560	4632	72	9	13.6 %	64.5			0			16			2.7			Left	0.5
8	Thermal	12:54:03	12:57:11	00:03:08	4238	5967	1729	19	1.1 %	64.4 64.3	52.4 63.2	75.7 66.1	248 256	191 238	282 282	23.5 24.3	18 23	27 27	5.5 5.3	4.6 4.6	6.9 6	Right	6.2	8
63	Orbit	12:54:03	12:54:27	00:00:24	4238	4445	206	0	0 %	64.1			0			24			5.1			Right	0.8
64	Orbit	12:54:27	12:54:50	00:00:23	4445	4665	219	0	0 %	63.2			0			23			5.7			Right	0.7
65	Orbit	12:54:50	12:55:14	00:00:24	4665	4852	187	6	3.5 %	63.4			0			24			4.6			Right	0.8
66	Orbit	12:55:14	12:55:37	00:00:23	4852	5085	232	0	0 %	64			0			23			6			Right	0.8
67	Orbit	12:55:37	12:56:01	00:00:24	5085	5305	219	0	0 %	65.5			0			24			5.4			Right	0.8
68	Orbit	12:56:01	12:56:28	00:00:27	5305	5561	255	0	0 %	63.8			0			27			5.6			Right	0.9
69	Orbit	12:56:28	12:56:53	00:00:25	5561	5757	196	3	1.7 %	66.1			0			25			4.7			Right	0.9
70	Orbit	12:56:53	12:57:11	00:00:18	5757	5967	209	9	4.7 %	64.9			0			18			6.9			Right	0.6
9	Thermal	13:02:13	13:03:32	00:01:19	4760	5610	849	0	0 %	64.2 65.3	50 65.3	75.1 65.3	276 267	247 267	314 267	26.3 25	23 25	31 25	6.4 5.8	5.8 5.8	7.3 5.8	Mixed	2.6	3
71	Orbit	13:02:13	13:02:36	00:00:23	4760	5042	282	0	0 %	65.5			0			23			7.3			Right	0.8
72	Orbit	13:02:36	13:03:01	00:00:25	5042	5288	246	0	0 %	65.3			0			25			5.8			Right	0.8
73	Orbit	13:03:01	13:03:32	00:00:31	5288	5610	321	0	0 %	61.8			0			31			6.1			Left	1
10	Thermal	13:08:28	13:10:51	00:02:23	4537	5147	610	101	16.7 %	64 64.5	49.8 63.4	73.1 65.2	300 327	216 299	371 371	28.6 31	21 28	35 35	2.4 2.8	-0.5 2	3.9 3.6	Right	4.7	5
74	Orbit	13:08:28	13:08:57	00:00:29	4537	4727	190	9	5.2 %	63.8			0			29			3.9			Right	1
75	Orbit	13:08:57	13:09:27	00:00:30	4727	4911	183	3	1.8 %	63.4			0			30			3.6			Right	1
76	Orbit	13:09:27	13:09:55	00:00:28	4911	5045	134	9	7.3 %	65.2			0			28			2.8			Right	0.9
77	Orbit	13:09:55	13:10:30	00:00:35	5045	5164	118	16	13.9 %	64.8			0			35			2			Right	1.2
78	Orbit	13:10:30	13:10:51	00:00:21	5164	5147	-16	62	-380 %	62.9			0			21			-0.5			Right	0.7
11	Thermal	13:27:47	13:33:56	00:06:09	2011	4793	2782	91	3.3 %	63.2 62.7	49.1 61.3	82 63.7	318 323	240 240	723 723	30.8 31.4	23 23	70 70	4.4 4.8	1.1 3.2	6 6	Mixed	12	12
81	Orbit	13:27:47	13:28:13	00:00:26	2011	2181	170	0	0 %	64.8			0			26			3.9			Left	0.9
82	Orbit	13:28:13	13:28:38	00:00:25	2181	2349	167	0	0 %	61.3			0			25			4			Left	0.8
83	Orbit	13:28:38	13:29:05	00:00:27	2349	2519	170	3	1.9 %	62.1			0			27			3.7			Left	0.9
84	Orbit	13:29:05	13:29:31	00:00:26	2519	2660	141	0	0 %	62.4			0			26			3.2			Left	0.8
85	Orbit	13:29:31	13:29:54	00:00:23	2660	2841	180	0	0 %	63.7			0			23			4.6			Left	0.8
86	Orbit	13:29:54	13:30:20	00:00:26	2841	3077	236	3	1.4 %	63.1			0			26			5.4			Left	0.8
87	Orbit	13:30:20	13:30:47	00:00:27	3077	3353	275	0	0 %	62.7			0			27			6			Left	0.9
89	Orbit	13:31:57	13:32:27	00:00:30	3940	4206	265	0	0 %	62.8			0			30			5.2			Right	1
90	Orbit	13:32:27	13:32:58	00:00:31	4206	4475	269	0	0 %	62.9			0			31			5.1			Right	1
91	Orbit	13:32:58	13:33:27	00:00:29	4475	4740	265	0	0 %	62.5			0			29			5.4			Right	0.9
92	Orbit	13:33:27	13:33:56	00:00:29	4740	4793	52	78	150 %	66.5			0			29			1.1			Left	1
12	Thermal	13:47:20	13:48:27	00:01:07	4084	4491	406	9	2.4 %	66.5 67.6	57.7 67.6	78 67.6	248 365	41 365	365 365	22.3 33	4 33	33 33	2.6 3.5	0 3.5	4.2 3.5	Left	2.3	3
95	Orbit	13:47:20	13:47:50	00:00:30	4084	4297	213	3	1.5 %	68.7			0			30			4.2			Left	1.1
96	Orbit	13:47:50	13:48:23	00:00:33	4297	4491	193	0	0 %	67.6			0			33			3.5			Left	1.1
97	Orbit	13:48:23	13:48:27	00:00:04	4491	4491	0	6	0 %	63.3			0			04			0			Left	0.1
13	Thermal	13:50:55	13:53:48	00:02:53	4330	5728	1397	42	3.1 %	65.2 63.4	51.2 62.8	86 64.2	259 299	48 240	363 363	24.7 28.8	4 23	35 35	3.7 4.7	-4.4 4.4	6.8 5.1	Right	5.7	7
98	Orbit	13:50:55	13:51:20	00:00:25	4330	4616	285	0	0 %	65.9			0			25			6.8			Right	0.8
99	Orbit	13:51:20	13:51:43	00:00:23	4616	4786	170	0	0 %	63.6			0			23			4.4			Right	0.8
100	Orbit	13:51:43	13:52:08	00:00:25	4786	4980	193	0	0 %	62.8			0			25			4.6			Right	0.8
101	Orbit	13:52:08	13:52:36	00:00:28	4980	5187	206	3	1.6 %	64.2			0			28			4.4			Right	0.9
102	Orbit	13:52:36	13:53:09	00:00:33	5187	5459	272	0	0 %	63.2			0			33			4.9			Right	1.1
103	Orbit	13:53:09	13:53:44	00:00:35	5459	5757	298	6	2.2 %	63.3			0			35			5.1			Right	1.1
104	Orbit	13:53:44	13:53:48	00:00:04	5757	5728	-29	32	-111.1 %	73.4			0			04			-4.4			Right	0.2
14	Thermal	14:00:33	14:02:46	00:02:13	4130	4996	866	13	1.5 %	62 61.1	50.3 60.6	79.7 61.5	271 243	232 232	358 250	26.6 24.3	23 23	33 25	3.8 3.6	2.8 3.2	5.2 4.1	Right	4.3	5
105	Orbit	14:00:33	14:01:06	00:00:33	4130	4422	291	0	0 %	66.2			0			33			5.2			Right	1.1
106	Orbit	14:01:06	14:01:29	00:00:23	4422	4580	157	0	0 %	61.5			0			23			4.1			Right	0.7
107	Orbit	14:01:29	14:01:54	00:00:25	4580	4734	154	0	0 %	61.2			0			25			3.7			Right	0.8
108	Orbit	14:01:54	14:02:19	00:00:25	4734	4868	134	6	4.9 %	60.6			0			25			3.2			Right	0.8
109	Orbit	14:02:19	14:02:46	00:00:27	4868	4996	127	6	5.1 %	60.3			0			27			2.8			Right	0.8
15	Thermal	14:15:26	14:16:34	00:01:08	2480	2647	167	78	47.1 %	66.2 62.7	52.7 62.7	83.3 62.7	242 257	115 257	355 257	22.7 25	10 25	33 25	1.3 1.1	0.8 1.1	1.9 1.1	Right	2.3	3
110	Orbit	14:15:26	14:15:59	00:00:33	2480	2588	108	9	9.1 %	65.7			0			33			1.9			Right	1.1
111	Orbit	14:15:59	14:16:24	00:00:25	2588	2634	45	36	78.6 %	62.7			0			25			1.1			Right	0.8
112	Orbit	14:16:24	14:16:34	00:00:10	2634	2647	13	32	250 %	70.1			0			10			0.8			Right	0.4
16	Thermal	14:16:38	14:18:06	00:01:28	2693	2772	78	121	154.2 %	64.5 63.6	49.4 63.4	74.6 63.8	226 291	35 291	292 292	22 28	3 28	29 28	0.5 0.1	-0.3 -0.3	1.4 0.4	Right	2.8	4
113	Orbit	14:16:38	14:17:07	00:00:29	2693	2762	68	19	28.6 %	60.1			0			29			1.4			Right	0.9
114	Orbit	14:17:07	14:17:35	00:00:28	2762	2749	-13	55	-425 %	63.8			0			28			-0.3			Right	0.9
115	Orbit	14:17:35	14:18:03	00:00:28	2749	2769	19	45	233.3 %	63.4			0			28			0.4			Right	0.9
116	Orbit	14:18:03	14:18:06	00:00:03	2769	2772	3	0	0 %	70.6			0			03			0.6			Right	0.1
17	Thermal	14:18:54	14:21:46	00:02:52	2690	2985	295	108	36.7 %	62.8 61.3	48.5 59.8	78.1 62.3	292 317	186 264	367 367	28.7 31.5	16 27	36 36	1 1.2	0.3 0.9	1.6 1.6	Right	5.5	6
117	Orbit	14:18:54	14:19:24	00:00:30	2690	2703	13	36	275 %	60.6			0			30			0.3			Right	0.9
118	Orbit	14:19:24	14:19:51	00:00:27	2703	2769	65	13	20 %	59.8			0			27			1.4			Right	0.8
119	Orbit	14:19:51	14:20:21	00:00:30	2769	2847	78	13	16.7 %	60.8			0			30			1.6			Right	0.9
120	Orbit	14:20:21	14:20:54	00:00:33	2847	2906	59	13	22.2 %	62.1			0			33			1.1			Right	1.1
121	Orbit	14:20:54	14:21:30	00:00:36	2906	2962	55	9	17.6 %	62.3			0			36			0.9			Right	1.2
122	Orbit	14:21:30	14:21:46	00:00:16	2962	2985	22	22	100 %	71.1			0			16			0.9			Right	0.6
18	Thermal	14:27:49	14:34:02	00:06:13	2355	4671	2316	45	2 %	61.2 60.9	46.9 59.4	78.6 64.1	249 246	210 210	276 273	24.9 24.7	20 20	28 28	3.7 3.7	2.2 3.1	5.4 4.6	Left	11.7	15
123	Orbit	14:27:49	14:28:15	00:00:26	2355	2591	236	0	0 %	64.9			0			26			5.4			Left	0.9
124	Orbit	14:28:15	14:28:35	00:00:20	2591	2746	154	0	0 %	64.1			0			20			4.6			Left	0.7
125	Orbit	14:28:35	14:28:57	00:00:22	2746	2916	170	6	3.8 %	61.6			0			22			4.6			Left	0.7
126	Orbit	14:28:57	14:29:22	00:00:25	2916	3077	160	0	0 %	62.5			0			25			3.8			Left	0.8
127	Orbit	14:29:22	14:29:48	00:00:26	3077	3241	164	0	0 %	61.4			0			26			3.7			Left	0.8
128	Orbit	14:29:48	14:30:16	00:00:28	3241	3385	144	6	4.5 %	59.6			0			28			3.1			Left	0.9
129	Orbit	14:30:16	14:30:43	00:00:27	3385	3546	160	0	0 %	60.2			0			27			3.5			Left	0.8
130	Orbit	14:30:43	14:31:07	00:00:24	3546	3704	157	0	0 %	59.4			0			24			3.9			Left	0.7
131	Orbit	14:31:07	14:31:30	00:00:23	3704	3838	134	0	0 %	60.9			0			23			3.5			Left	0.7
132	Orbit	14:31:30	14:31:52	00:00:22	3838	3976	137	0	0 %	61.7			0			22			3.7			Left	0.7
133	Orbit	14:31:52	14:32:16	00:00:24	3976	4140	164	0	0 %	60.5			0			24			4			Left	0.7
134	Orbit	14:32:16	14:32:43	00:00:27	4140	4294	154	0	0 %	60.4			0			27			3.4			Left	0.8
135	Orbit	14:32:43	14:33:08	00:00:25	4294	4429	134	22	17.1 %	59.8			0			25			3.2			Left	0.8
136	Orbit	14:33:08	14:33:36	00:00:28	4429	4573	144	0	0 %	59.5			0			28			3.1			Left	0.9
137	Orbit	14:33:36	14:34:02	00:00:26	4573	4671	98	9	10 %	61.1			0			26			2.2			Left	0.8

Color of the track indicates climb rate
Width of the track indicates ground speed (not air speed)
Pink arrow indicates wind (not always reliable)
Fire indicates thermal source based on wind

IGC-SPY Gliders Competitions Flight LOG analysis (3V)

Glider 3V Thermal Info (Task 7 - Meter 15 - 16 July 2018)

Color of the track indicates climb rate Width of the track indicates ground speed (not air speed) Pink arrow indicates wind (not always reliable) Fire indicates thermal source based on wind

Color of the track indicates climb rate
Width of the track indicates ground speed (not air speed)
Pink arrow indicates wind (not always reliable)
Fire indicates thermal source based on wind