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For Boundary Layer* Information Prediction for Soaring Potential Over Time Blipspot for

from TJ's RASP forecasts BLIPSPOT: 15 Apr 2026 → Apr 15 03:56 PDT for Wednesday TigerLZ Windgram

ForecastPd	10hrs	11hrs	12hrs	13hrs	14hrs	15hrs	16hrs	17hrs	18hrs	19hrs	20hrs	21hrs	ForecastPd
TIGER_w2	gridpt=	17,18
Lat,Lon=	47.498,-122.021
VALID.TIME	09 PDT	10 PDT	11 PDT	12 PDT	13 PDT	14 PDT	15 PDT	16 PDT	17 PDT	18 PDT	19 PDT	20 PDT	VALID.TIME
10M_Wind_Dir	293°	179°	156°	150°	350°	5°	250°	254°	292°	312°	14°	2°	10M_Wind_Dir
Sfc_Wind_Sp_Kt	0	4	4	5	12	5	6	3	4	5	4	1	Sfc_Wind_Sp_Kt
10M_Wind_Sp_Kt	0	5	4	5	13	6	7	4	4	5	4	1	10M_Wind_Sp_Kt
Treetop_WSp_Kt	1	6	5	6	17	7	9	6	7	8	5	2	Treetop_WSp_Kt
Lev_Abv_WSp_Kt	2	7	6	7	19	8	10	7	8	10	5	5	Lev_Abv_WSp_Kt
Up_Velocity fpm	170	161	246	357	99	380	272	318	277	120	72	51	Up_Velocity fpm
cm/s_Convergence	-13	6	-12	-22	-35	-51	-16	-5	9	-5	-8	-5	cm/s_Convergence
MaxSoar1.1m/s	632	632	1118	2340	632	2310	2114	2052	1710	632	632	632	MaxSoar1.1m/s
MaxSoar_AGL	0	0	486	1708	0	1678	1483	1420	1078	0	0	0	MaxSoar_AGL
MaxSoar_clds	632	632	1118	1905	632	2176	2114	1974	1710	632	632	632	MaxSoar_clds
Bouy/Shr_Ratio	3	2	4	4	1	4	3	2	2	1	1	2	Bouy/Shr_Ratio
BL_Top_TI=0	1802	1567	2028	3486	953	3330	3949	3237	2979	1656	1231	799	BL_Top_TI=0
BL_Depth_AGL	1170	935	1396	2854	322	2698	3317	2605	2347	1024	599	167	BL_Depth_AGL
Avg_BLWindSpd	5	7	6	8	17	9	9	13	13	11	5	2	Avg_BLWindSpd
Avg_BlWindDir	349	187	175	180	355	304	264	260	265	280	351	318	Avg_BlWindDir
Wind_Shear	8	3	5	12	7	20	8	19	16	12	5	3	Wind_Shear
BLTop_WdSp	8	7	7	13	19	19	14	22	18	15	6	4	BLTop_WdSp
BLTopWDir	346	194	195	219	357	280	261	258	252	263	316	311	BLTopWDir
CAPE_TSpoten	0	4	1	166	0	267	407	319	303	239	7	0	CAPE_TSpoten
CUbase_LCL	2187	1034	1122	1905	1031	2176	2558	1974	2304	2172	1519	1228	CUbase_LCL
ODpot_if_cu	-1365	421	614	1203	-1023	380	369	531	-504	-1550	-752	-2065	ODpot_if_cu
ODbase_allclds	3166	1146	1413	2283	1976	2950	3579	2707	3483	3206	1983	2863	ODbase_allclds
BL_Cloud_%	35	100	100	100	80	74	100	80	44	16	61	65	BL_Cloud_%
Sfc_Heating	52	54	130	192	36	243	70	148	107	18	6	9	Sfc_Heating
Temp@2m	37.8	35.4	36.4	40.3	34.9	40.9	42.6	41.5	42.1	40.9	38.4	35.7	Temp@2m
DewPt@2m	30.9	33.6	34.2	34.8	33.3	34.2	34.4	35.7	34.9	34.6	34.7	33.2	DewPt@2m
msl_pressure	1009	1010	1010	1010	1011	1011	1011	1011	1011	1012	1013	1014	msl_pressure
1hr_rain_acc	0	1	3	1	3	5	0	1	0	0	1	6	1hr_rain_acc
Hgt_Variab_	1151	843	711	1003	321	1001	1118	1219	1617	1915	872	410	Hgt_Variab

Trigger_Time	& 2m Sfc	Temp	For_times:	+++=earlier		unlikely	=not_found)
MaxSoarAGL_=	300	500	1000	1500	2000	2500	3000
by=	10:37	11:00	11:25	11:49	unlikely	unlikely	unlikely
When_sfc_temp=	36.0	36.4	38.0	39.6	unlikely	unlikely	unlikely

TRIGGER_TIME	&	SURFACE_(2m)	TEMPERATURE
(+++	=	before_first_time,	unlikely	=	not_found)
AGL_Lift_to=	1500	2000	2500	3000
by=	11:49	unlikely	unlikely	unlikely
When_sfc_temp=	39.6	unlikely	unlikely	unlikely
BL_Depth_AGL_=	1500	2000	2500	3000
by=	11:04	11:24	11:45	14:29
When_sfc_temp=	36.7	38.0	39.4	41.7

* The Boundary Layer is also known as the Mixing layer and its top is also called the mixing height. It is the top of thermally induced lift and the level at which the Thermal Index goes to zero.
RASP Blanchard RASP Tiger RASP Fraser Valley RASP PNW big picture