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

from TJ's RASP forecasts BLIPSPOT: 5 Sep 2025 → Sep 04 21:40 PDT for Friday 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	204°	204°	233°	230°	240°	242°	359°	2°	19°	351°	5°	2°	10M_Wind_Dir
Sfc_Wind_Sp_Kt	4	3	2	3	2	2	3	3	2	5	6	9	Sfc_Wind_Sp_Kt
10M_Wind_Sp_Kt	4	3	2	3	2	2	3	3	2	6	7	9	10M_Wind_Sp_Kt
Treetop_WSp_Kt	6	3	2	4	3	2	4	5	3	8	9	12	Treetop_WSp_Kt
Lev_Abv_WSp_Kt	6	3	2	4	3	2	5	5	3	9	9	13	Lev_Abv_WSp_Kt
Up_Velocity fpm	183	242	307	340	353	353	337	299	232	10	0	0	Up_Velocity fpm
cm/s_Convergence	6	5	17	15	28	32	12	-10	-19	-5	-10	-13	cm/s_Convergence
MaxSoar1.1m/s	632	1007	1619	1876	2031	2149	2091	1906	1209	632	632	632	MaxSoar1.1m/s
MaxSoar_AGL	0	375	987	1244	1399	1517	1459	1274	578	0	0	0	MaxSoar_AGL
MaxSoar_clds	632	1007	1619	1876	2031	2149	2091	1906	1209	632	632	632	MaxSoar_clds
Bouy/Shr_Ratio	3	13	16	15	15	17	10	10	20	0	0	0	Bouy/Shr_Ratio
BL_Top_TI=0	1397	1782	2510	2790	2992	3189	3178	3127	2887	666	660	659	BL_Top_TI=0
BL_Depth_AGL	766	1150	1878	2158	2360	2557	2546	2495	2255	34	28	28	BL_Depth_AGL
Avg_BLWindSpd	5	2	2	2	2	2	3	3	1	5	6	9	Avg_BLWindSpd
Avg_BlWindDir	188	209	280	257	272	273	322	328	331	351	5	2	Avg_BlWindDir
Wind_Shear	4	4	3	4	3	2	4	4	4	0	0	0	Wind_Shear
BLTop_WdSp	5	1	1	1	1	1	3	2	2	5	6	9	BLTop_WdSp
BLTopWDir	158	70	49	91	130	166	271	261	208	351	5	2	BLTopWDir
CAPE_TSpoten	38	372	912	1333	1756	1572	1977	1377	1438	1052	969	776	CAPE_TSpoten
CUbase_LCL	1417	2042	2742	3285	3809	4348	4629	5212	5484	5219	4508	3196	CUbase_LCL
ODpot_if_cu	-7799	-6456	-5857	-5430	-6205	-5886	-5919	-6659	-6914	-8131	-8310	-7653	ODpot_if_cu
ODbase_allclds	9196	8238	8366	8221	9197	9075	9097	9786	9800	8797	8970	8312	ODbase_allclds
BL_Cloud_%	90	71	66	51	30	16	3	0	0	0	0	0	BL_Cloud_%
Sfc_Heating	97	148	183	216	219	202	175	122	59	-6	-30	-39	Sfc_Heating
Temp@2m	68.0	71.4	75.2	77.6	79.7	81.5	82.5	83.2	83.2	81.4	77.8	74.5	Temp@2m
DewPt@2m	64.3	65.0	65.8	65.8	65.7	65.2	65.0	63.3	62.4	62.4	62.8	64.1	DewPt@2m
msl_pressure	1010	1010	1010	1010	1009	1009	1008	1008	1008	1007	1007	1007	msl_pressure
1hr_rain_acc	0	0	0	0	0	0	0	0	0	0	0	0	1hr_rain_acc
Hgt_Variab_	207	257	180	137	168	150	150	171	417	1506	168	410	Hgt_Variab

Trigger_Time	& 2m Sfc	Temp	For_times:	+++=earlier		unlikely	=not_found)
MaxSoarAGL_=	300	500	1000	1500	2000	2500	3000
by=	09:47	10:12	11:03	13:51	unlikely	unlikely	unlikely
When_sfc_temp=	70.7	72.2	75.3	81.2	unlikely	unlikely	unlikely

TRIGGER_TIME	&	SURFACE_(2m)	TEMPERATURE
(+++	=	before_first_time,	unlikely	=	not_found)
AGL_Lift_to=	1500	2000	2500	3000
by=	13:51	unlikely	unlikely	unlikely
When_sfc_temp=	81.2	unlikely	unlikely	unlikely
BL_Depth_AGL_=	1500	2000	2500	3000
by=	10:28	11:26	13:42	unlikely
When_sfc_temp=	73.2	76.2	81.0	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