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RASP Blanchard RASP Tiger RASP Fraser Valley RASP PNW big picture

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

from TJ's RASP forecasts BLIPSPOT: 20 Apr 2026 → Apr 19 22:09 PDT for Monday TigerLZ Windgram

ForecastPd	16hrs	17hrs	18hrs	19hrs	20hrs	21hrs	22hrs	23hrs	24hrs	25hrs	26hrs	27hrs	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	353°	354°	351°	350°	354°	2°	6°	4°	225°	236°	147°	186°	10M_Wind_Dir
Sfc_Wind_Sp_Kt	11	11	11	10	10	6	6	5	2	3	4	8	Sfc_Wind_Sp_Kt
10M_Wind_Sp_Kt	11	11	12	11	11	6	6	6	3	3	5	8	10M_Wind_Sp_Kt
Treetop_WSp_Kt	14	14	15	14	14	9	8	8	4	4	5	11	Treetop_WSp_Kt
Lev_Abv_WSp_Kt	15	15	15	15	15	9	8	8	4	4	5	15	Lev_Abv_WSp_Kt
Up_Velocity fpm	122	176	191	220	254	242	268	227	212	116	0	0	Up_Velocity fpm
cm/s_Convergence	-27	-36	-41	-39	-39	-20	-21	16	37	14	0	5	cm/s_Convergence
MaxSoar1.1m/s	632	632	632	632	1030	987	1313	925	632	632	632	632	MaxSoar1.1m/s
MaxSoar_AGL	0	0	0	0	398	355	681	293	0	0	0	0	MaxSoar_AGL
MaxSoar_clds	632	632	632	632	1030	987	1313	925	632	632	632	632	MaxSoar_clds
Bouy/Shr_Ratio	1	1	1	1	2	3	5	3	6	4	0	0	Bouy/Shr_Ratio
BL_Top_TI=0	934	1104	1120	1359	1668	1714	2202	2148	2554	2101	659	659	BL_Top_TI=0
BL_Depth_AGL	302	472	488	727	1036	1082	1570	1516	1922	1469	27	27	BL_Depth_AGL
Avg_BLWindSpd	14	14	14	14	14	8	5	7	3	3	4	8	Avg_BLWindSpd
Avg_BlWindDir	357	3	359	356	1	353	349	338	249	225	148	186	Avg_BlWindDir
Wind_Shear	5	7	7	6	7	2	5	6	3	1	0	0	Wind_Shear
BLTop_WdSp	15	15	15	14	13	5	2	7	5	2	4	8	BLTop_WdSp
BLTopWDir	6	20	15	13	23	345	296	300	264	215	148	186	BLTopWDir
CAPE_TSpoten	0	1	13	178	294	477	588	493	310	181	132	0	CAPE_TSpoten
CUbase_LCL	4304	4369	4976	5769	6083	6139	6226	5822	5918	5913	5612	4531	CUbase_LCL
ODpot_if_cu	-8830	-8035	-8204	-7908	-6889	-6920	-6625	-6844	-6314	-6582	-7538	-8148	ODpot_if_cu
ODbase_allclds	9764	9139	9324	9268	8557	8634	8826	8992	8868	8683	8197	8807	ODbase_allclds
BL_Cloud_%	0	0	0	0	0	0	0	0	0	0	0	0	BL_Cloud_%
Sfc_Heating	66	133	163	166	177	146	135	82	51	6	-12	-33	Sfc_Heating
Temp@2m	60.3	62.7	66.9	70.8	72.7	73.6	74.3	72.5	72.5	71.3	68.7	62.9	Temp@2m
DewPt@2m	44.8	46.7	48.3	48.8	49.4	50.0	50.3	50.5	50.0	49.3	50.6	46.6	DewPt@2m
msl_pressure	1008	1008	1007	1006	1006	1005	1005	1005	1005	1006	1007	1009	msl_pressure
1hr_rain_acc	0	0	0	0	0	0	0	0	0	0	0	0	1hr_rain_acc
Hgt_Variab_	158	135	159	181	179	418	331	329	324	553	700	1389	Hgt_Variab

Trigger_Time	& 2m Sfc	Temp	For_times:	+++=earlier		unlikely	=not_found)
MaxSoarAGL_=	300	500	1000	1500	2000	2500	3000
by=	12:45	14:26	unlikely	unlikely	unlikely	unlikely	unlikely
When_sfc_temp=	72.2	73.9	unlikely	unlikely	unlikely	unlikely	unlikely

TRIGGER_TIME	&	SURFACE_(2m)	TEMPERATURE
(+++	=	before_first_time,	unlikely	=	not_found)
AGL_Lift_to=	1500	2000	2500	3000
by=	unlikely	unlikely	unlikely	unlikely
When_sfc_temp=	unlikely	unlikely	unlikely	unlikely
BL_Depth_AGL_=	1500	2000	2500	3000
by=	14:51	unlikely	unlikely	unlikely
When_sfc_temp=	74.2	unlikely	unlikely	unlikely

* 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