IGC Spy

Glider M7 Thermal Info ( Task 5 - Meter 18 - 2 August 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			00:50:33			21354	2896	13.6 %	68.9						24 blah			4.2					20
1	Thermal	10:54:27	10:56:16	00:01:49	5039	6328	1289	19	1.5 %	67.9 66	58.4 65	86.6 67.1	303 308	268 287	329 329	27.3 28.5	24 27	30 30	6.9 7.1	3.9 7	9.4 7.3	Left	3.8	4
3	Orbit	10:54:27	10:54:55	00:00:28	5039	5485	446	3	0.7 %	71.3			0			28			9.4			Left	1
4	Orbit	10:54:55	10:55:25	00:00:30	5485	5853	367	0	0 %	67.1			0			30			7.3			Left	1
5	Orbit	10:55:25	10:55:52	00:00:27	5853	6171	318	0	0 %	65			0			27			7			Left	0.9
6	Orbit	10:55:52	10:56:16	00:00:24	6171	6328	157	16	10.4 %	68.2			0			24			3.9			Left	0.8
2	Thermal	11:03:17	11:04:51	00:01:34	4812	5446	633	75	11.9 %	66.8 67.6	59 66.4	80.6 68.9	259 288	53 282	408 294	23.5 26	5 25	37 27	3.7 3.7	2.7 3.3	4.6 4	Right	3.3	4
7	Orbit	11:03:17	11:03:54	00:00:37	4812	5098	285	13	4.6 %	67.3			0			37			4.6			Right	1.3
8	Orbit	11:03:54	11:04:19	00:00:25	5098	5239	141	36	25.6 %	68.9			0			25			3.3			Right	0.9
9	Orbit	11:04:19	11:04:46	00:00:27	5239	5423	183	26	14.3 %	66.4			0			27			4			Right	0.9
10	Orbit	11:04:46	11:04:51	00:00:05	5423	5446	22	0	0 %	64.5			0			05			2.7			Right	0.2
3	Thermal	11:09:04	11:12:29	00:03:25	4950	6397	1446	95	6.6 %	69.1 69	56 66.6	80.8 71.2	289 303	152 284	343 335	25.6 26.8	13 25	31 30	4.1 4.5	2.1 3.4	5.3 5.3	Left	7.3	8
13	Orbit	11:09:04	11:09:35	00:00:31	4950	5127	177	39	22.2 %	67.6			0			31			3.4			Left	1.1
14	Orbit	11:09:35	11:10:01	00:00:26	5127	5334	206	9	4.8 %	67.3			0			26			4.7			Left	0.9
15	Orbit	11:10:01	11:10:26	00:00:25	5334	5524	190	9	5.2 %	69.4			0			25			4.5			Left	0.9
16	Orbit	11:10:26	11:10:51	00:00:25	5524	5728	203	6	3.2 %	71			0			25			4.8			Left	0.9
17	Orbit	11:10:51	11:11:21	00:00:30	5728	5997	269	9	3.7 %	68.2			0			30			5.3			Left	1.1
18	Orbit	11:11:21	11:11:47	00:00:26	5997	6184	187	3	1.8 %	71.2			0			26			4.3			Left	1
19	Orbit	11:11:47	11:12:16	00:00:29	6184	6351	167	16	9.8 %	66.6			0			29			3.4			Left	1
20	Orbit	11:12:16	11:12:29	00:00:13	6351	6397	45	0	0 %	71.2			0			13			2.1			Left	0.5
4	Thermal	11:17:08	11:18:10	00:01:02	6171	6564	393	62	15.8 %	67.5 69.6	54.4 69.6	87.2 69.6	235 308	51 308	344 308	20.7 27	5 27	30 27	1.8 3.5	-3.1 3.5	5.2 3.5	Left	2.2	3
21	Orbit	11:17:08	11:17:38	00:00:30	6171	6433	262	13	5 %	70.1			0			30			5.2			Left	1.1
22	Orbit	11:17:38	11:18:05	00:00:27	6433	6591	157	22	14.6 %	69.6			0			27			3.5			Left	1
23	Orbit	11:18:05	11:18:10	00:00:05	6591	6564	-26	26	-100 %	62.6			0			05			-3.1			Left	0.2
5	Thermal	11:25:12	11:27:12	00:02:00	4491	5052	561	82	14.6 %	60.6 60.2	49.3 60.2	70.7 60.2	297 316	214 296	343 335	30 32	21 30	35 34	2.6 2.7	1 2.7	4 2.7	Right	3.7	4
24	Orbit	11:25:12	11:25:47	00:00:35	4491	4727	236	9	4.2 %	59.8			0			35			4			Right	1.1
25	Orbit	11:25:47	11:26:17	00:00:30	4727	4862	134	32	24.4 %	60.2			0			30			2.7			Right	0.9
26	Orbit	11:26:17	11:26:51	00:00:34	4862	5016	154	16	10.6 %	60.2			0			34			2.7			Right	1.1
27	Orbit	11:26:51	11:27:12	00:00:21	5016	5052	36	22	63.6 %	62.2			0			21			1			Right	0.7
6	Thermal	11:27:29	11:29:06	00:01:37	5088	5426	337	170	50.5 %	62.5 64.1	48.2 64.1	72.9 64.1	331 304	291 304	398 304	32.3 29	29 29	39 29	2.2 3.2	0.7 3.2	3.2 3.2	Left	3.1	3
28	Orbit	11:27:29	11:28:08	00:00:39	5088	5137	49	82	166.7 %	62.3			0			39			0.7			Left	1.2
29	Orbit	11:28:08	11:28:37	00:00:29	5137	5295	157	45	29.2 %	64.1			0			29			3.2			Left	1
30	Orbit	11:28:37	11:29:06	00:00:29	5295	5426	131	42	32.5 %	61.3			0			29			2.7			Left	0.9
7	Thermal	11:39:43	11:44:47	00:05:04	4455	7103	2647	127	4.8 %	72.1 72.1	55.8 68.7	87.2 77	297 308	75 262	408 377	25.3 26.1	6 22	37 32	5.3 5.4	3.7 3.7	6.4 6.4	Left	11.2	12
33	Orbit	11:39:43	11:40:20	00:00:37	4455	4685	229	19	8.6 %	67.4			0			37			3.7			Left	1.3
34	Orbit	11:40:20	11:40:48	00:00:28	4685	4858	173	29	17 %	68.7			0			28			3.7			Left	1
35	Orbit	11:40:48	11:41:12	00:00:24	4858	5088	229	0	0 %	70.4			0			24			5.7			Left	0.9
36	Orbit	11:41:12	11:41:38	00:00:26	5088	5367	278	0	0 %	70.4			0			26			6.4			Left	0.9
37	Orbit	11:41:38	11:42:06	00:00:28	5367	5626	259	3	1.3 %	71.9			0			28			5.5			Left	1
38	Orbit	11:42:06	11:42:33	00:00:27	5626	5898	272	6	2.4 %	71.6			0			27			6			Left	1
39	Orbit	11:42:33	11:42:59	00:00:26	5898	6181	282	6	2.3 %	70.9			0			26			6.4			Left	0.9
40	Orbit	11:42:59	11:43:21	00:00:22	6181	6351	170	6	3.8 %	72.9			0			22			4.6			Left	0.8
41	Orbit	11:43:21	11:43:53	00:00:32	6351	6587	236	22	9.7 %	71.9			0			32			4.4			Left	1.2
42	Orbit	11:43:53	11:44:17	00:00:24	6587	6794	206	29	14.3 %	77			0			24			5.1			Left	1
43	Orbit	11:44:17	11:44:41	00:00:24	6794	7043	249	3	1.3 %	75			0			24			6.2			Left	0.9
44	Orbit	11:44:41	11:44:47	00:00:06	7043	7103	59	0	0 %	76.8			0			06			5.8			Left	0.2
8	Thermal	12:01:30	12:05:55	00:04:25	5416	7582	2165	291	13.5 %	77.2 76.4	58.6 74.1	99.1 80.9	335 317	290 290	466 364	26.5 25.4	23 23	36 30	4.9 4.9	3.2 4.1	6.6 6.1	Left	10.5	10
48	Orbit	12:01:30	12:01:56	00:00:26	5416	5705	288	9	3.4 %	81.5			0			26			6.6			Left	1.1
49	Orbit	12:01:56	12:02:23	00:00:27	5705	5951	246	9	4 %	80.9			0			27			5.4			Left	1.1
50	Orbit	12:02:23	12:02:53	00:00:30	5951	6259	308	3	1.1 %	74.1			0			30			6.1			Left	1.1
51	Orbit	12:02:53	12:03:19	00:00:26	6259	6443	183	9	5.4 %	74.4			0			26			4.2			Left	1
52	Orbit	12:03:19	12:03:43	00:00:24	6443	6630	187	0	0 %	74.7			0			24			4.6			Left	0.9
53	Orbit	12:03:43	12:04:06	00:00:23	6630	6814	183	6	3.6 %	77.8			0			23			4.7			Left	0.9
54	Orbit	12:04:06	12:04:30	00:00:24	6814	6981	167	29	17.6 %	76.3			0			24			4.1			Left	0.9
55	Orbit	12:04:30	12:04:53	00:00:23	6981	7198	216	13	6.1 %	76.9			0			23			5.6			Left	0.9
56	Orbit	12:04:53	12:05:19	00:00:26	7198	7388	190	29	15.5 %	76			0			26			4.3			Left	1
57	Orbit	12:05:19	12:05:55	00:00:36	7388	7582	193	180	93.2 %	79.1			0			36			3.2			Left	1.5
9	Thermal	12:22:29	12:28:06	00:05:37	4527	7221	2693	157	5.8 %	70.8 71.1	51.4 66.9	90.3 75.9	261 271	65 250	318 307	22.5 23.4	6 21	28 28	5 4.7	3 3	8.7 6.1	Left	12.3	15
61	Orbit	12:22:29	12:22:56	00:00:27	4527	4730	203	19	9.7 %	71.9			0			27			4.5			Left	1
62	Orbit	12:22:56	12:23:22	00:00:26	4730	4862	131	16	12.5 %	67.3			0			26			3			Left	0.9
63	Orbit	12:23:22	12:23:44	00:00:22	4862	5072	209	0	0 %	70.1			0			22			5.7			Left	0.8
64	Orbit	12:23:44	12:24:07	00:00:23	5072	5223	150	16	10.9 %	68.2			0			23			3.9			Left	0.8
65	Orbit	12:24:07	12:24:28	00:00:21	5223	5374	150	0	0 %	75.9			0			21			4.3			Left	0.8
66	Orbit	12:24:28	12:24:56	00:00:28	5374	5593	219	9	4.5 %	66.9			0			28			4.7			Left	1
67	Orbit	12:24:56	12:25:18	00:00:22	5593	5767	173	26	15.1 %	69.5			0			22			4.7			Left	0.8
68	Orbit	12:25:18	12:25:39	00:00:21	5767	5948	180	0	0 %	72.8			0			21			5.1			Left	0.8
69	Orbit	12:25:39	12:26:01	00:00:22	5948	6174	226	0	0 %	72.9			0			22			6.1			Left	0.8
70	Orbit	12:26:01	12:26:23	00:00:22	6174	6384	209	0	0 %	72.3			0			22			5.7			Left	0.8
71	Orbit	12:26:23	12:26:47	00:00:24	6384	6532	147	45	31.1 %	71.3			0			24			3.6			Left	0.9
72	Orbit	12:26:47	12:27:09	00:00:22	6532	6669	137	6	4.8 %	74.4			0			22			3.7			Left	0.8
73	Orbit	12:27:09	12:27:33	00:00:24	6669	6912	242	0	0 %	74.5			0			24			6			Left	0.9
74	Orbit	12:27:33	12:28:00	00:00:27	6912	7132	219	16	7.5 %	68			0			27			4.8			Left	0.9
75	Orbit	12:28:00	12:28:06	00:00:06	7132	7221	88	0	0 %	66.3			0			06			8.7			Left	0.2
10	Thermal	12:31:37	12:34:14	00:02:37	6026	7404	1377	75	5.5 %	69.1 69.5	54.2 64.1	83.3 73.8	255 276	32 254	374 315	22.4 24.4	3 21	32 30	5.1 5.3	3.9 4	8 8	Left	5.6	7
76	Orbit	12:31:37	12:32:09	00:00:32	6026	6309	282	0	0 %	71.3			0			32			5.2			Left	1.2
77	Orbit	12:32:09	12:32:34	00:00:25	6309	6499	190	19	10.3 %	68.8			0			25			4.5			Left	0.9
78	Orbit	12:32:34	12:33:04	00:00:30	6499	6699	200	45	23 %	64.1			0			30			4			Left	1
79	Orbit	12:33:04	12:33:27	00:00:23	6699	6896	196	6	3.3 %	70.6			0			23			5.1			Left	0.8
80	Orbit	12:33:27	12:33:48	00:00:21	6896	7073	177	0	0 %	73.8			0			21			5			Left	0.8
81	Orbit	12:33:48	12:34:11	00:00:23	7073	7385	311	0	0 %	70.2			0			23			8			Left	0.8
82	Orbit	12:34:11	12:34:14	00:00:03	7385	7404	19	3	16.7 %	64.5			0			03			3.9			Left	0.1
11	Thermal	12:39:20	12:41:04	00:01:44	5918	6833	915	91	10 %	71.4 69.8	55.8 68	101.4 72	246 274	67 267	341 283	20.8 24	6 24	26 24	3.6 4.1	-5.2 3.5	10.6 4.9	Mixed	3.9	5
83	Orbit	12:39:20	12:39:46	00:00:26	5918	6384	465	0	0 %	80			0			26			10.6			Right	1.1
84	Orbit	12:39:46	12:40:10	00:00:24	6384	6581	196	3	1.7 %	68			0			24			4.9			Right	0.8
85	Orbit	12:40:10	12:40:34	00:00:24	6581	6722	141	13	9.3 %	72			0			24			3.5			Right	0.9
86	Orbit	12:40:34	12:40:58	00:00:24	6722	6886	164	22	14 %	69.3			0			24			4			Right	0.9
87	Orbit	12:40:58	12:41:04	00:00:06	6886	6833	-52	52	-100 %	67.8			0			06			-5.2			Left	0.2
12	Thermal	12:44:57	12:46:53	00:01:56	5298	6151	853	239	28.1 %	71.8 71	61.3 67.5	87.1 73.3	227 220	99 99	286 286	19.1 18.8	9 9	24 24	4.5 3.6	2.2 2.2	7.6 4.8	Mixed	4.3	7
88	Orbit	12:44:57	12:45:19	00:00:22	5298	5580	282	3	1.2 %	77.3			0			22			7.6			Left	0.9
89	Orbit	12:45:19	12:45:43	00:00:24	5580	5669	88	62	70.4 %	72.8			0			24			2.2			Left	0.9
90	Orbit	12:45:43	12:46:05	00:00:22	5669	5846	177	32	18.5 %	71.9			0			22			4.8			Left	0.8
91	Orbit	12:46:05	12:46:25	00:00:20	5846	5951	104	55	53.1 %	73.3			0			20			3.1			Left	0.8
92	Orbit	12:46:25	12:46:44	00:00:19	5951	6095	144	45	31.8 %	69.4			0			19			4.5			Left	0.7
93	Orbit	12:46:44	12:46:53	00:00:09	6095	6151	55	19	35.3 %	67.5			0			09			3.7			Right	0.3
13	Thermal	12:46:53	12:49:04	00:02:11	6151	7726	1574	36	2.3 %	69.7 69.5	54.6 68	82.5 71.5	249 301	80 237	345 345	21.8 26.5	7 21	31 31	7.4 7.1	5.7 5.8	10.3 8	Right	4.7	6
94	Orbit	12:46:53	12:47:11	00:00:18	6151	6325	173	19	11.3 %	70.2			0			18			5.7			Right	0.6
95	Orbit	12:47:11	12:47:32	00:00:21	6325	6581	255	0	0 %	69			0			21			7.2			Right	0.7
96	Orbit	12:47:32	12:47:59	00:00:27	6581	6843	262	16	6.3 %	69.5			0			27			5.8			Right	1
97	Orbit	12:47:59	12:48:26	00:00:27	6843	7185	341	0	0 %	71.5			0			27			7.5			Right	1
98	Orbit	12:48:26	12:48:57	00:00:31	7185	7604	419	0	0 %	68			0			31			8			Right	1.1
99	Orbit	12:48:57	12:49:04	00:00:07	7604	7726	121	0	0 %	70.1			0			07			10.3			Right	0.3
14	Thermal	13:04:32	13:07:36	00:03:04	5396	6463	1066	137	12.9 %	70.3 70.5	60.8 70.1	85 70.8	303 314	265 289	336 336	26.3 27.2	24 25	29 29	3.4 3.6	2.4 3.2	4.1 4.1	Left	6.7	7
100	Orbit	13:04:32	13:04:56	00:00:24	5396	5544	147	36	24.4 %	72.5			0			24			3.6			Left	0.9
101	Orbit	13:04:56	13:05:23	00:00:27	5544	5725	180	3	1.8 %	70.6			0			27			4			Left	1
102	Orbit	13:05:23	13:05:52	00:00:29	5725	5879	154	32	21.3 %	70.8			0			29			3.2			Left	1.1
103	Orbit	13:05:52	13:06:21	00:00:29	5879	6079	200	6	3.3 %	70.2			0			29			4.1			Left	1
104	Orbit	13:06:21	13:06:47	00:00:26	6079	6223	144	36	25 %	70.1			0			26			3.3			Left	0.9
105	Orbit	13:06:47	13:07:12	00:00:25	6223	6364	141	9	7 %	70.6			0			25			3.3			Left	0.9
106	Orbit	13:07:12	13:07:36	00:00:24	6364	6463	98	13	13.3 %	67.4			0			24			2.4			Left	0.8
15	Thermal	13:08:41	13:09:44	00:01:03	6437	6646	209	104	50 %	66.1 66.1	55.3 65.5	80.9 66.6	341 341	322 322	360 360	31.5 31.5	30 30	33 33	1.9 1.9	0.9 0.9	2.9 2.9	Right	2.1	2
107	Orbit	13:08:41	13:09:14	00:00:33	6437	6601	164	52	32 %	66.6			0			33			2.9			Right	1.1
108	Orbit	13:09:14	13:09:44	00:00:30	6601	6646	45	52	114.3 %	65.5			0			30			0.9			Right	1
16	Thermal	13:14:02	13:18:14	00:04:12	5049	5928	879	603	68.7 %	73 73.8	54.2 67.8	92.5 83.4	333 340	308 308	378 378	28 28.3	25 25	34 34	2.1 2.3	-0.1 -0.1	3.2 3.2	Left	9.4	9
109	Orbit	13:14:02	13:14:28	00:00:26	5049	5173	124	59	47.4 %	72.9			0			26			2.8			Left	1
110	Orbit	13:14:28	13:14:53	00:00:25	5173	5308	134	85	63.4 %	75.3			0			25			3.2			Left	1
111	Orbit	13:14:53	13:15:20	00:00:27	5308	5383	75	91	121.7 %	83.4			0			27			1.7			Left	1.2
112	Orbit	13:15:20	13:15:47	00:00:27	5383	5518	134	59	43.9 %	73.8			0			27			3			Left	1
113	Orbit	13:15:47	13:16:13	00:00:26	5518	5652	134	49	36.6 %	75.2			0			26			3.1			Left	1
114	Orbit	13:16:13	13:16:40	00:00:27	5652	5787	134	16	12.2 %	72.9			0			27			3			Left	1
115	Orbit	13:16:40	13:17:12	00:00:32	5787	5915	127	29	23.1 %	68			0			32			2.4			Left	1.1
116	Orbit	13:17:12	13:17:46	00:00:34	5915	5912	-3	108	-3300 %	67.8			0			34			-0.1			Left	1.2
117	Orbit	13:17:46	13:18:14	00:00:28	5912	5928	16	104	640 %	67.6			0			28			0.3			Left	1
17	Thermal	13:26:04	13:27:53	00:01:49	4366	4573	206	249	120.6 %	69.2 70.3	50.4 66.6	81.3 74.1	308 281	279 279	344 283	27.3 24.5	23 23	30 26	1.1 1.2	0.7 1.1	1.4 1.3	Left	3.9	4
120	Orbit	13:26:04	13:26:34	00:00:30	4366	4402	36	59	163.6 %	70			0			30			0.7			Left	1.1
121	Orbit	13:26:34	13:26:57	00:00:23	4402	4445	42	75	176.9 %	74.1			0			23			1.1			Left	0.9
122	Orbit	13:26:57	13:27:23	00:00:26	4445	4504	59	49	83.3 %	66.6			0			26			1.3			Left	0.9
123	Orbit	13:27:23	13:27:53	00:00:30	4504	4573	68	65	95.2 %	66.2			0			30			1.4			Left	1
18	Thermal	13:28:52	13:30:27	00:01:35	4599	4901	301	177	58.7 %	66.9 67.3	54.2 66.4	80.4 68.2	260 270	213 257	285 283	23.8 24.5	19 23	27 26	1.9 2.8	0.6 2.5	3.1 3.1	Left	3.3	4
124	Orbit	13:28:52	13:29:19	00:00:27	4599	4629	29	91	311.1 %	64.5			0			27			0.6			Left	0.9
125	Orbit	13:29:19	13:29:45	00:00:26	4629	4740	111	13	11.8 %	66.4			0			26			2.5			Left	0.9
126	Orbit	13:29:45	13:30:08	00:00:23	4740	4862	121	29	24.3 %	68.2			0			23			3.1			Left	0.8
127	Orbit	13:30:08	13:30:27	00:00:19	4862	4901	39	42	108.3 %	68.6			0			19			1.2			Left	0.7
19	Thermal	13:31:01	13:33:43	00:02:42	4885	6263	1377	55	4 %	69.5 69.4	59.8 67.1	88.1 74.2	261 263	77 77	327 327	22.9 23	7 7	29 29	4.9 4.9	3.1 4.1	6.8 6.1	Left	5.8	8
128	Orbit	13:31:01	13:31:25	00:00:24	4885	5160	275	0	0 %	72.3			0			24			6.8			Left	0.9
129	Orbit	13:31:25	13:31:49	00:00:24	5160	5344	183	3	1.8 %	68.4			0			24			4.5			Left	0.8
130	Orbit	13:31:49	13:32:15	00:00:26	5344	5574	229	13	5.7 %	67.1			0			26			5.2			Left	0.9
131	Orbit	13:32:15	13:32:41	00:00:26	5574	5754	180	22	12.7 %	74.2			0			26			4.1			Left	1
132	Orbit	13:32:41	13:33:07	00:00:26	5754	5961	206	3	1.6 %	70.8			0			26			4.7			Left	0.9
133	Orbit	13:33:07	13:33:36	00:00:29	5961	6190	229	0	0 %	68.8			0			29			4.7			Left	1
134	Orbit	13:33:36	13:33:43	00:00:07	6190	6263	72	3	4.5 %	67.2			0			07			6.1			Left	0.2
20	Thermal	13:33:43	13:34:50	00:01:07	6263	6686	423	42	10.1 %	67.5 67.5	58.8 67.5	77.8 67.5	247 321	190 321	321 321	22.3 29	17 29	29 29	3.8 3.6	3.1 3.6	4.8 3.6	Left	2.3	3
135	Orbit	13:33:43	13:34:04	00:00:21	6263	6371	108	9	9.1 %	67			0			21			3.1			Left	0.7
136	Orbit	13:34:04	13:34:33	00:00:29	6371	6548	177	19	11.1 %	67.5			0			29			3.6			Left	1
137	Orbit	13:34:33	13:34:50	00:00:17	6548	6686	137	13	9.5 %	68.1			0			17			4.8			Left	0.6

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 (M7)

Glider M7 Thermal Info ( Task 5 - Meter 18 - 2 August 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