IGC Spy

Glider 7A Thermal Info (Task 11-18m)

		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			00:53:31			27004	6049	22.4 %	68.8						26 00:00:27 blah			5					20
1	Thermal	11:36:58	11:38:55	00:01:57	6387	7687	1299	229	17.7 %	69.8 70	59.9 69.8	85.5 70.3	335 332	311 311	355 354	29.3 29	27 27	31 31	6.6 6.3	4.6 6.3	9.3 6.3	Right	4.2	4
1	Orbit	11:36:58	11:37:26	00:00:28	6387	6827	439	72	16.4 %	69.5			0			28			9.3			Right	1
2	Orbit	11:37:26	11:37:53	00:00:27	6827	7112	285	29	10.3 %	70.3			0			27			6.3			Right	1
3	Orbit	11:37:53	11:38:24	00:00:31	7112	7444	331	65	19.8 %	69.8			0			31			6.3			Right	1.1
4	Orbit	11:38:24	11:38:55	00:00:31	7444	7687	242	62	25.7 %	69.9			0			31			4.6			Right	1.1
2	Thermal	11:52:28	11:56:55	00:04:27	6279	8795	2516	285	11.3 %	72.1 71.4	55.1 69.8	98.6 72.1	315 323	262 293	354 354	26.7 27.6	23 25	31 31	5.5 6.6	-0.1 3.9	9.4 9.4	Right	9.9	10
7	Orbit	11:52:28	11:52:51	00:00:23	6279	6387	108	39	36.4 %	69.6			0			23			2.8			Right	0.8
8	Orbit	11:52:51	11:53:17	00:00:26	6387	6692	305	13	4.3 %	71.1			0			26			7			Right	1
9	Orbit	11:53:17	11:53:42	00:00:25	6692	7089	396	26	6.6 %	71.6			0			25			9.4			Right	0.9
10	Orbit	11:53:42	11:54:08	00:00:26	7089	7411	321	0	0 %	70.8			0			26			7.3			Right	0.9
11	Orbit	11:54:08	11:54:35	00:00:27	7411	7716	305	3	1.1 %	72.1			0			27			6.7			Right	1
12	Orbit	11:54:35	11:55:04	00:00:29	7716	8028	311	22	7.4 %	72			0			29			6.4			Right	1.1
13	Orbit	11:55:04	11:55:33	00:00:29	8028	8353	324	6	2 %	72			0			29			6.6			Right	1.1
14	Orbit	11:55:33	11:56:01	00:00:28	8353	8595	242	19	8.1 %	71.6			0			28			5.1			Right	1
15	Orbit	11:56:01	11:56:32	00:00:31	8595	8799	203	49	24.2 %	69.8			0			31			3.9			Right	1.1
16	Orbit	11:56:32	11:56:55	00:00:23	8799	8795	-3	104	-3200 %	80.3			0			23			-0.1			Right	1
3	Thermal	12:10:08	12:12:33	00:02:25	5019	6079	1059	285	26.9 %	71.5 72.4	57.5 72.4	82.2 72.4	561 320	320 320	973 320	48.3 27	27 27	85 27	4.6 6.3	3.5 6.3	6.3 6.3	Left	5.3	3
19	Orbit	12:10:08	12:11:33	00:00:00	5019	5600	580	187	32.2 %	69.9			1000			00			4			Left	3.1
20	Orbit	12:11:33	12:12:00	00:00:27	5600	5885	285	9	3.4 %	72.4			0			27			6.3			Left	1
21	Orbit	12:12:00	12:12:33	00:00:33	5885	6079	193	88	45.8 %	72.1			0			33			3.5			Left	1.2
4	Thermal	12:14:30	12:18:35	00:04:05	5688	8382	2693	587	21.8 %	76.5 77.2	58.5 73.7	90.1 79.4	307 313	271 284	337 337	24.5 24.8	22 22	26 26	6.5 7.1	0.2 5.4	9.3 9.3	Left	9.6	10
22	Orbit	12:14:30	12:14:54	00:00:24	5688	5990	301	45	15.2 %	69			0			24			7.5			Left	0.9
23	Orbit	12:14:54	12:15:19	00:00:25	5990	6368	377	0	0 %	73.7			0			25			8.9			Left	0.9
24	Orbit	12:15:19	12:15:43	00:00:24	6368	6637	269	68	25.6 %	74			0			24			6.6			Left	0.9
25	Orbit	12:15:43	12:16:09	00:00:26	6637	6902	265	82	30.9 %	78			0			26			6.1			Left	1
26	Orbit	12:16:09	12:16:35	00:00:26	6902	7309	406	49	12.1 %	79.2			0			26			9.3			Left	1.1
27	Orbit	12:16:35	12:16:57	00:00:22	7309	7509	200	82	41 %	78.8			0			22			5.4			Left	0.9
28	Orbit	12:16:57	12:17:21	00:00:24	7509	7831	321	26	8.2 %	77.1			0			24			7.9			Left	1
29	Orbit	12:17:21	12:17:46	00:00:25	7831	8090	259	62	24.1 %	79.4			0			25			6.1			Left	1
30	Orbit	12:17:46	12:18:12	00:00:26	8090	8375	285	49	17.2 %	77.2			0			26			6.5			Left	1
31	Orbit	12:18:12	12:18:35	00:00:23	8375	8382	6	121	1850 %	78.5			0			23			0.2			Left	0.9
5	Thermal	12:35:22	12:36:48	00:01:26	6696	7401	705	413	58.6 %	69.3 71.1	54.1 71.1	87.4 71.1	326 326	286 326	365 326	28.7 28	26 28	32 28	4.9 5.1	4.5 5.1	5.1 5.1	Right	3.1	3
32	Orbit	12:35:22	12:35:48	00:00:26	6696	6916	219	291	132.8 %	67.1			0			26			5			Right	0.9
33	Orbit	12:35:48	12:36:16	00:00:28	6916	7158	242	49	20.3 %	71.1			0			28			5.1			Right	1
34	Orbit	12:36:16	12:36:48	00:00:32	7158	7401	242	72	29.7 %	69.7			0			32			4.5			Right	1.1
6	Thermal	12:48:55	12:50:32	00:01:37	5390	6414	1023	36	3.5 %	69.2 69.9	56.6 69.6	81.3 70.1	275 275	264 274	285 276	24.3 24	24 24	25 24	6.3 6.1	4.5 5.7	8.4 6.5	Left	3.5	4
38	Orbit	12:48:55	12:49:19	00:00:24	5390	5731	341	32	9.6 %	67.2			0			24			8.4			Left	0.8
39	Orbit	12:49:19	12:49:43	00:00:24	5731	5994	262	3	1.3 %	69.6			0			24			6.5			Left	0.9
40	Orbit	12:49:43	12:50:07	00:00:24	5994	6223	229	0	0 %	70.1			0			24			5.7			Left	0.9
41	Orbit	12:50:07	12:50:32	00:00:25	6223	6414	190	0	0 %	69.7			0			25			4.5			Left	0.9
7	Thermal	12:58:51	13:01:22	00:02:31	3864	5111	1246	216	17.4 %	70 70	48.7 68.1	87.7 72.2	288 278	257 257	311 302	25.2 24.3	23 23	28 27	5 5.4	3.8 4	6.9 6.9	Left	5.4	6
42	Orbit	12:58:51	12:59:19	00:00:28	3864	4045	180	82	45.5 %	67			0			28			3.8			Left	1
43	Orbit	12:59:19	12:59:46	00:00:27	4045	4229	183	36	19.6 %	68.2			0			27			4			Left	0.9
44	Orbit	12:59:46	13:00:09	00:00:23	4229	4498	269	6	2.4 %	68.1			0			23			6.9			Left	0.8
45	Orbit	13:00:09	13:00:32	00:00:23	4498	4724	226	52	23.2 %	71.5			0			23			5.8			Left	0.8
46	Orbit	13:00:32	13:00:56	00:00:24	4724	4921	196	16	8.3 %	72.2			0			24			4.9			Left	0.9
47	Orbit	13:00:56	13:01:22	00:00:26	4921	5111	190	22	12.1 %	73.2			0			26			4.3			Left	1
8	Thermal	13:02:27	13:05:08	00:02:41	5144	6755	1610	150	9.4 %	70.4 71.6	52.1 69.6	86.6 73.6	268 295	32 274	364 324	23 25.2	3 23	32 28	5.9 6	5.1 5.1	7.7 7.7	Left	5.9	7
48	Orbit	13:02:27	13:02:59	00:00:32	5144	5452	308	59	19.1 %	69.6			0			32			5.7			Left	1.1
49	Orbit	13:02:59	13:03:23	00:00:24	5452	5695	242	0	0 %	69.6			0			24			6			Left	0.9
50	Orbit	13:03:23	13:03:49	00:00:26	5695	5954	259	22	8.9 %	70.7			0			26			5.9			Left	0.9
51	Orbit	13:03:49	13:04:14	00:00:25	5954	6187	232	59	25.4 %	73.6			0			25			5.5			Left	0.9
52	Orbit	13:04:14	13:04:37	00:00:23	6187	6486	298	0	0 %	73.3			0			23			7.7			Left	0.9
53	Orbit	13:04:37	13:05:05	00:00:28	6486	6729	242	9	4.1 %	70.7			0			28			5.1			Left	1
54	Orbit	13:05:05	13:05:08	00:00:03	6729	6755	26	0	0 %	65.3			0			03			5.2			Left	0.1
9	Thermal	13:11:56	13:14:26	00:02:30	4261	4934	672	423	62.9 %	66.2 67.2	49.8 65.7	84.3 68.5	272 332	11 280	383 383	25 30.3	1 25	35 35	1.5 2.7	-5.8 -0.3	7.3 7.3	Left	5.1	6
55	Orbit	13:11:56	13:12:24	00:00:28	4261	4435	173	82	47.2 %	63.2			0			28			3.7			Left	0.9
56	Orbit	13:12:24	13:12:59	00:00:35	4435	4573	137	68	50 %	66.8			0			35			2.3			Left	1.2
57	Orbit	13:12:59	13:13:29	00:00:30	4573	4648	75	82	108.7 %	67.8			0			30			1.5			Left	1
58	Orbit	13:13:29	13:13:54	00:00:25	4648	4957	308	36	11.7 %	68.5			0			25			7.3			Left	0.9
59	Orbit	13:13:54	13:14:25	00:00:31	4957	4944	-13	144	-1100 %	65.7			0			31			-0.3			Left	1
60	Orbit	13:14:25	13:14:26	00:00:01	4944	4934	-9	9	-100 %	65.3			0			01			-5.8			Left	0
10	Thermal	13:18:59	13:21:22	00:02:23	5682	6899	1217	265	21.8 %	62.6 66.1	49.5 64.4	84.5 68.2	303 342	42 324	447 369	28.6 31.7	5 29	43 35	5.1 5.4	4.3 4.9	6 6	Right	4.8	5
63	Orbit	13:18:59	13:19:42	00:00:43	5682	5997	314	62	19.8 %	63.4			0			43			4.3			Right	1.4
64	Orbit	13:19:42	13:20:13	00:00:31	5997	6279	282	29	10.5 %	65.8			0			31			5.4			Right	1
65	Orbit	13:20:13	13:20:42	00:00:29	6279	6571	291	62	21.3 %	68.2			0			29			6			Right	1
66	Orbit	13:20:42	13:21:17	00:00:35	6571	6860	288	111	38.6 %	64.4			0			35			4.9			Right	1.2
67	Orbit	13:21:17	13:21:22	00:00:05	6860	6899	39	0	0 %	51			0			05			4.7			Right	0.1
11	Thermal	13:27:00	13:28:53	00:01:53	5629	6673	1043	272	26.1 %	67.7 69.7	51.1 69	84.6 70.5	312 308	285 300	347 316	28.3 27	26 26	33 28	5.5 4.6	4.2 4.2	8.1 5	Right	3.9	4
68	Orbit	13:27:00	13:27:26	00:00:26	5629	5984	354	85	24.1 %	66.9			0			26			8.1			Right	0.9
69	Orbit	13:27:26	13:27:54	00:00:28	5984	6184	200	91	45.9 %	69			0			28			4.2			Right	1
70	Orbit	13:27:54	13:28:20	00:00:26	6184	6404	219	52	23.9 %	70.5			0			26			5			Right	0.9
71	Orbit	13:28:20	13:28:53	00:00:33	6404	6673	269	42	15.9 %	64.3			0			33			4.8			Right	1.1
12	Thermal	13:37:52	13:40:32	00:02:40	3795	4734	938	370	39.5 %	67.5 68	53.6 65.7	81.5 69.4	297 343	115 290	386 386	26.7 30.8	11 27	34 34	3.9 2.5	1.9 1.9	6.8 3.2	Mixed	5.6	6
72	Orbit	13:37:52	13:38:18	00:00:26	3795	4094	298	13	4.4 %	68.9			0			26			6.8			Left	0.9
73	Orbit	13:38:18	13:38:45	00:00:27	4094	4183	88	85	96.3 %	65.7			0			27			1.9			Left	0.9
74	Orbit	13:38:45	13:39:15	00:00:30	4183	4324	141	68	48.8 %	68			0			30			2.8			Left	1
75	Orbit	13:39:15	13:39:47	00:00:32	4324	4498	173	55	32.1 %	69.2			0			32			3.2			Left	1.1
76	Orbit	13:39:47	13:40:21	00:00:34	4498	4616	118	101	86.1 %	69.4			0			34			2.1			Left	1.2
77	Orbit	13:40:21	13:40:32	00:00:11	4616	4734	118	45	38.9 %	63.8			0			11			6.4			Right	0.4
13	Thermal	13:40:46	13:44:22	00:03:36	4803	6624	1820	400	22 %	69.6 69.7	54.2 67.3	84.1 71.6	307 298	270 270	340 338	27 26.2	23 23	31 30	5.1 5.4	3.2 3.2	6.8 6.8	Right	7.7	8
78	Orbit	13:40:46	13:41:17	00:00:31	4803	4996	193	45	23.7 %	67			0			31			3.7			Right	1.1
79	Orbit	13:41:17	13:41:47	00:00:30	4996	5160	164	111	68 %	68.9			0			30			3.2			Right	1.1
80	Orbit	13:41:47	13:42:14	00:00:27	5160	5456	295	9	3.3 %	67.3			0			27			6.5			Right	0.9
81	Orbit	13:42:14	13:42:37	00:00:23	5456	5721	265	22	8.6 %	71.6			0			23			6.8			Right	0.8
82	Orbit	13:42:37	13:43:04	00:00:27	5721	6007	285	29	10.3 %	68.7			0			27			6.3			Right	1
83	Orbit	13:43:04	13:43:29	00:00:25	6007	6220	213	49	23.1 %	70.3			0			25			5.1			Right	0.9
84	Orbit	13:43:29	13:43:54	00:00:25	6220	6400	180	85	47.3 %	71.5			0			25			4.3			Right	0.9
85	Orbit	13:43:54	13:44:22	00:00:28	6400	6624	223	45	20.6 %	71.8			0			28			4.7			Right	1
14	Thermal	13:57:11	14:00:49	00:03:38	4573	6587	2014	111	5.5 %	70 69.3	57.9 67.7	84.1 71.2	275 311	12 287	349 349	24.2 27.4	1 25	31 31	5.5 6	1.9 4.4	7.9 7.9	Left	7.8	9
90	Orbit	13:57:11	13:57:36	00:00:25	4573	4652	78	98	125 %	68.8			0			25			1.9			Left	0.9
91	Orbit	13:57:36	13:58:04	00:00:28	4652	4895	242	3	1.4 %	69.3			0			28			5.1			Left	1
92	Orbit	13:58:04	13:58:29	00:00:25	4895	5226	331	0	0 %	71.2			0			25			7.9			Left	0.9
93	Orbit	13:58:29	13:58:56	00:00:27	5226	5524	298	3	1.1 %	67.7			0			27			6.6			Left	0.9
94	Orbit	13:58:56	13:59:21	00:00:25	5524	5767	242	0	0 %	70			0			25			5.8			Left	0.9
95	Orbit	13:59:21	13:59:49	00:00:28	5767	6062	295	0	0 %	69.5			0			28			6.2			Left	1
96	Orbit	13:59:49	14:00:17	00:00:28	6062	6272	209	6	3.1 %	68.5			0			28			4.4			Left	1
97	Orbit	14:00:17	14:00:48	00:00:31	6272	6578	305	0	0 %	68.7			0			31			5.8			Left	1.1
98	Orbit	14:00:48	14:00:49	00:00:01	6578	6587	9	0	0 %	76			0			01			5.8			Left	0
15	Thermal	14:05:59	14:07:46	00:01:47	5734	6410	675	308	45.6 %	66.6 67	49.7 66.9	80.2 67.1	289 378	56 362	395 395	26.8 34.5	5 33	36 36	2.2 4.3	-3.5 3.2	5.4 5.4	Right	3.6	4
99	Orbit	14:05:59	14:06:32	00:00:33	5734	5948	213	68	32.3 %	63.4			0			33			3.8			Right	1.1
100	Orbit	14:06:32	14:07:08	00:00:36	5948	6141	193	190	98.3 %	67.1			0			36			3.2			Right	1.2
101	Orbit	14:07:08	14:07:41	00:00:33	6141	6440	298	19	6.6 %	66.9			0			33			5.4			Right	1.1
102	Orbit	14:07:41	14:07:46	00:00:05	6440	6410	-29	29	-100 %	68.8			0			05			-3.5			Right	0.2
16	Thermal	14:08:02	14:09:25	00:01:23	6568	7194	626	85	13.6 %	69.5 70	61.4 70	82.3 70	315 309	293 309	342 309	27.7 27	26 27	30 27	4.5 5.1	3.9 5.1	5.1 5.1	Left	3	3
103	Orbit	14:08:02	14:08:28	00:00:26	6568	6738	170	68	40.4 %	68.9			0			26			3.9			Left	0.9
104	Orbit	14:08:28	14:08:55	00:00:27	6738	6971	232	9	4.2 %	70			0			27			5.1			Left	1
105	Orbit	14:08:55	14:09:25	00:00:30	6971	7194	223	6	2.9 %	69.7			0			30			4.4			Left	1.1
17	Thermal	14:19:36	14:20:39	00:01:03	5085	5479	393	108	27.5 %	67.7 67.7	52.9 66.2	77.1 69.3	350 350	314 314	386 386	31.5 31.5	29 29	34 34	3.8 3.8	2.2 2.2	5.5 5.5	Left	2.2	2
107	Orbit	14:19:36	14:20:05	00:00:29	5085	5354	269	45	17.1 %	66.2			0			29			5.5			Left	1
108	Orbit	14:20:05	14:20:39	00:00:34	5354	5479	124	62	50 %	69.3			0			34			2.2			Left	1.2
18	Thermal	14:28:14	14:34:12	00:05:58	3307	6482	3175	679	21.4 %	64.8 64.6	42.9 59.9	88.5 67.6	271 283	149 263	354 354	25.6 26.8	13 24	32 32	5.1 5.2	1.6 3.5	8.2 6.5	Mixed	11.9	14
109	Orbit	14:28:14	14:28:38	00:00:24	3307	3638	331	52	15.8 %	62.4			0			24			8.2			Right	0.8
110	Orbit	14:28:38	14:29:05	00:00:27	3638	3887	249	29	11.8 %	63.5			0			27			5.5			Right	0.9
111	Orbit	14:29:05	14:29:30	00:00:25	3887	4110	223	65	29.4 %	64.8			0			25			5.3			Right	0.8
112	Orbit	14:29:30	14:29:56	00:00:26	4110	4389	278	29	10.6 %	66			0			26			6.4			Right	0.9
113	Orbit	14:29:56	14:30:22	00:00:26	4389	4655	265	13	4.9 %	64.2			0			26			6.1			Right	0.9
114	Orbit	14:30:22	14:30:48	00:00:26	4655	4940	285	16	5.7 %	65.1			0			26			6.5			Right	0.9
115	Orbit	14:30:48	14:31:14	00:00:26	4940	5209	269	22	8.5 %	64.5			0			26			6.1			Right	0.9
116	Orbit	14:31:14	14:31:43	00:00:29	5209	5479	269	42	15.9 %	63.1			0			29			5.5			Right	0.9
117	Orbit	14:31:43	14:32:10	00:00:27	5479	5662	183	91	50 %	64.7			0			27			4			Right	0.9
118	Orbit	14:32:10	14:32:35	00:00:25	5662	5866	203	39	19.4 %	64.4			0			25			4.8			Right	0.8
119	Orbit	14:32:35	14:32:59	00:00:24	5866	6010	144	68	47.7 %	66.8			0			24			3.6			Right	0.8
120	Orbit	14:32:59	14:33:31	00:00:32	6010	6279	269	111	41.5 %	67.6			0			32			5			Right	1.1
121	Orbit	14:33:31	14:33:59	00:00:28	6279	6446	167	52	31.4 %	59.9			0			28			3.5			Right	0.9
122	Orbit	14:33:59	14:34:12	00:00:13	6446	6482	36	42	118.2 %	70.2			0			13			1.6			Left	0.5
19	Thermal	14:47:19	14:49:57	00:02:38	4130	5232	1102	439	39.9 %	65.9 65.2	48.7 64.3	80.4 66.7	241 271	11 247	321 287	22.6 25.4	1 23	30 27	4 3.7	2 2	6 4.7	Right	5.3	7
125	Orbit	14:47:19	14:47:49	00:00:30	4130	4432	301	32	10.9 %	65.2			0			30			6			Right	1
126	Orbit	14:47:49	14:48:16	00:00:27	4432	4625	193	62	32.2 %	64.3			0			27			4.2			Right	0.9
127	Orbit	14:48:16	14:48:42	00:00:26	4625	4832	206	45	22.2 %	64.7			0			26			4.7			Right	0.9
128	Orbit	14:48:42	14:49:09	00:00:27	4832	5013	180	72	40 %	64.8			0			27			4			Right	0.9
129	Orbit	14:49:09	14:49:32	00:00:23	5013	5091	78	134	170.8 %	65.5			0			23			2			Right	0.8
130	Orbit	14:49:32	14:49:56	00:00:24	5091	5226	134	91	68.3 %	66.7			0			24			3.3			Right	0.8
131	Orbit	14:49:56	14:49:57	00:00:01	5226	5232	6	0	0 %	70			0			01			3.9			Right	0
20	Thermal	14:56:18	14:59:11	00:02:53	3746	4914	1167	380	32.6 %	68.4 66.7	50 62.5	86.8 71.7	237 261	66 223	312 312	21.6 24	5 19	29 29	3.7 4.2	0.4 2.4	5 5	Right	6	8
133	Orbit	14:56:18	14:56:42	00:00:24	3746	3900	154	42	27.7 %	67.3			0			24			3.8			Right	0.8
134	Orbit	14:56:42	14:57:09	00:00:27	3900	4124	223	22	10.3 %	62.5			0			27			4.9			Right	0.9
135	Orbit	14:57:09	14:57:38	00:00:29	4124	4242	118	82	69.4 %	65.6			0			29			2.4			Right	1
136	Orbit	14:57:38	14:57:57	00:00:19	4242	4393	150	26	17.4 %	71.7			0			19			4.7			Right	0.7
137	Orbit	14:57:57	14:58:19	00:00:22	4393	4580	187	72	38.6 %	65.6			0			22			5			Right	0.7
138	Orbit	14:58:19	14:58:40	00:00:21	4580	4701	121	82	67.6 %	68.1			0			21			3.4			Right	0.7
139	Orbit	14:58:40	14:59:06	00:00:26	4701	4911	209	49	23.4 %	66.6			0			26			4.8			Right	0.9
140	Orbit	14:59:06	14:59:11	00:00:05	4911	4914	3	3	100 %	80.3			0			05			0.4			Right	0.2

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 (7A)

Glider 7A Thermal Info (Task 11-18m)

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