DrJack's BLIPSPOT for: WED 07/29 Ames_IA 955ft pt37194@41.911,-93.594,951ft SPONSORED BY: Silent Knights Glider Club BLIPSPOT sfc.temp. adjusted by +0.0 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0700z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 86.3 - - 89.3 - - - Temp@2m Sfc.Heating - - - - - - 200 - - 134 - - - Sfc.Heating BL Depth - - - - - - 4349 - - 4721 - - - BL Depth Hcrit - - - - - - 3744 - - 3820 - - - Hcrit BL Top - - - - - - 5304 - - 5676 - - - BL Top Hgt.Variab. - - - - - - 1242 - - 2572 - - - Hgt.Variab. W* - - - - - - 401 - - 365 - - - W* B/S - - - - - - 14 - - 14 - - - B/S BL Wind - - - - - - 5 - - 5 - - - BL Wind Direction - - - - - - 131 - - 118 - - - Direction Wind Shear - - - - - - 1 - - 2 - - - Wind Shear Max.Converg - - - - - - 2 - - -4 - - - Max.Converg CLOUDpotent - - - - - - -248 - - -365 - - - CLOUDpotentl sfcLCL - - - - - - 5552 - - 6041 - - - sfcLCL ODpotential - - - - - - -2753 - - -2701 - - - ODpotential blCL - - - - - - 8057 - - 8377 - - - blCL maxRH - - - - - - 79 - - 73 - - - maxRH CAPE - - - - - - 300 - - 580 - - - CAPE Temp@2m - - - - - - 86.3 - - 89.3 - - - Temp@2m DewPt@2m - - - - - - 65.2 - - 66.1 - - - DewPt@2m Temp@Bot - - - - - - 85.0 - - 88.2 - - - Temp@Bot DewPt@Bot - - - - - - 64.1 - - 65.0 - - - DewPt@bot Sfc.Heating - - - - - - 200 - - 134 - - - Sfc.Heating BL Depth - - - - - - 4349 - - 4721 - - - BL Depth EXPERIMENT - - - - - - 16 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 13 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 99692 39 112 27 105 99692 92139 36 097 34 106 92139 86287 28 088 29 101 86287 81453 23 097 21 103 81453 77310 20 115 22 103 77310 73658 22 120 17 100 73658 70360 23 090 15 124 70360 67330 17 068 17 105 67330 64533 13 080 9 088 64533 61844 12 056 4 078 61844 59051 9 008 2 042 59051 56181 9 317 10 332 56181 53475 20 291 29 313 53475 51062 22 295 43 298 51062 48896 35 316 41 301 48896 46915 47 327 42 311 46915 45091 55 320 54 312 45091 43398 60 313 59 309 43398 41811 60 310 56 307 41811 40313 64 314 53 313 40313 38894 69 317 54 317 38894 37517 71 318 57 318 37517 36112 69 324 56 320 36112 34651 65 325 57 328 34651 33137 53 317 53 330 33137 31554 45 320 45 320 31554 29892 41 323 40 310 29892 28153 40 324 39 315 28153 26336 29 316 37 317 26336 24451 22 299 36 314 24451 22502 23 303 32 314 22502 20482 19 297 21 326 20482 18381 16 306 15 319 18381 16238 14 310 14 314 16238 14175 16 316 13 322 14175 12302 17 326 14 331 12302 10638 16 348 12 335 10638 9161 14 009 8 007 9161 7846 9 019 4 051 7846 6674 5 035 4*126 6674 5633 4*137 4*129 5633 4714 5*139 5 126 4714 3900 5 137 5 123 3900 3169 5 133 5 118 3169 2522 5 131 5 115 2522 1982 5 127 5 111 1982 1566 5 126 5 110 1566 1280 5 125 5 108 1280 1106 5 123 4 108 1106 1006 4 123 4 107 1006 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography