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

from TJ's RASP forecasts BLIPSPOT: 18 Apr 2026 → Apr 17 20:12 PDT for Saturday TigerLZ Windgram

ForecastPd	15hrs	16hrs	17hrs	18hrs	19hrs	20hrs	21hrs	22hrs	23hrs	24hrs	25hrs	26hrs	27hrs	ForecastPd
PNW_d2	gridpt=	25,35
Lat,Lon=	47.498,-122.021
VALID.TIME	08 PDT	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	128°	151°	184°	199°	175°	211°	272°	288°	290°	296°	297°	285°	62°	10M_Wind_Dir
Sfc_Wind_Sp_Kt	7	6	4	3	3	2	4	4	5	5	4	4	2	Sfc_Wind_Sp_Kt
10M_Wind_Sp_Kt	8	7	4	3	4	3	4	4	5	5	4	5	2	10M_Wind_Sp_Kt
Treetop_WSp_Kt	12	10	5	4	5	3	4	5	7	7	6	6	1	Treetop_WSp_Kt
Lev_Abv_WSp_Kt	16	11	6	5	5	3	4	5	7	8	7	7	3	Lev_Abv_WSp_Kt
Up_Velocity fpm	0	187	304	400	445	461	451	423	359	264	154	0	0	Up_Velocity fpm
cm/s_Convergence	0	-9	-12	-11	-9	-18	-14	-20	8	8	8	6	-3	cm/s_Convergence
MaxSoar1.1m/s	810	810	2482	4017	4678	4973	4838	4521	3583	2095	810	810	810	MaxSoar1.1m/s
MaxSoar_AGL	0	0	1672	3207	3868	4163	4028	3711	2773	1285	0	0	0	MaxSoar_AGL
MaxSoar_clds	810	810	2482	4017	4678	4973	4838	4521	3583	2095	810	810	810	MaxSoar_clds
Bouy/Shr_Ratio	0	2	5	5	6	8	16	14	20	5	2	0	0	Bouy/Shr_Ratio
BL_Top_TI=0	836	2453	4020	5816	6556	6905	6755	6448	5431	3861	3228	837	837	BL_Top_TI=0
BL_Depth_AGL	26	1643	3210	5006	5746	6095	5945	5638	4621	3051	2418	27	27	BL_Depth_AGL
Avg_BLWindSpd	7	11	6	8	7	6	3	3	1	5	6	4	2	Avg_BLWindSpd
Avg_BlWindDir	128	149	171	167	157	140	152	167	193	297	301	284	62	Avg_BlWindDir
Wind_Shear	0	3	5	13	11	9	12	15	15	7	1	0	0	Wind_Shear
BLTop_WdSp	7	9	8	16	14	11	10	12	10	3	4	4	2	BLTop_WdSp
BLTopWDir	128	162	198	187	187	177	164	158	132	161	299	284	62	BLTopWDir
CAPE_TSpoten	0	2	8	21	35	29	22	18	9	7	1	0	0	CAPE_TSpoten
CUbase_LCL	5691	6338	6870	7287	7768	8190	8258	8120	7860	7290	7104	5930	5766	CUbase_LCL
ODpot_if_cu	-9943	-8995	-9307	-7445	-6551	-6088	-6464	-5259	-6839	-6513	-7343	-6869	-7322	ODpot_if_cu
ODbase_allclds	10779	11448	13328	13261	13107	12993	13219	11707	12270	10374	10571	7706	8158	ODbase_allclds
BL_Cloud_%	0	0	0	0	0	0	0	0	0	0	0	0	0	BL_Cloud_%
Sfc_Heating	-15	41	99	146	175	183	175	150	109	62	10	-6	-13	Sfc_Heating
Temp@2m	52.1	56.7	59.7	61.9	64.1	65.9	67.3	68.0	68.1	66.8	65.9	62.7	55.8	Temp@2m
DewPt@2m	32.2	33.3	33.6	33.8	33.8	33.8	35.0	36.3	37.8	39.2	39.7	46.1	39.9	DewPt@2m
msl_pressure	1017	1017	1016	1016	1015	1015	1014	1013	1013	1013	1012	1012	1012	msl_pressure
1hr_rain_acc	0	0	0	0	0	0	0	0	0	0	0	0	0	1hr_rain_acc
Hgt_Variab_	360	653	1649	501	304	403	563	638	1377	1212	870	1334	65	Hgt_Variab

Trigger_Time	& 2m Sfc	Temp	For_times:	+++=earlier		unlikely	=not_found)
MaxSoarAGL_=	300	500	1000	1500	2000	2500	3000
by=	09:10	09:17	09:35	09:53	10:12	10:32	10:51
When_sfc_temp=	57.2	57.6	58.5	59.4	60.2	60.9	61.6

TRIGGER_TIME	&	SURFACE_(2m)	TEMPERATURE
(+++	=	before_first_time,	unlikely	=	not_found)
AGL_Lift_to=	1500	2000	2500	3000
by=	09:53	10:12	10:32	10:51
When_sfc_temp=	59.4	60.2	60.9	61.6
BL_Depth_AGL_=	1500	2000	2500	3000
by=	08:54	09:13	09:32	09:51
When_sfc_temp=	56.3	57.4	58.3	59.3

* 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