DrJack's BLIPSPOT for: TUE 03/24 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 - - - - - - 54.7 - - 60.1 - - - Temp@2m Sfc.Heating - - - - - - 207 - - 170 - - - Sfc.Heating BL Depth - - - - - - 2477 - - 3880 - - - BL Depth Hcrit - - - - - - 2343 - - 3266 - - - Hcrit BL Top - - - - - - 3432 - - 4835 - - - BL Top Hgt.Variab. - - - - - - 1360 - - 1200 - - - Hgt.Variab. W* - - - - - - 328 - - 355 - - - W* B/S - - - - - - 6 - - 8 - - - B/S BL Wind - - - - - - 10 - - 8 - - - BL Wind Direction - - - - - - 197 - - 172 - - - Direction Wind Shear - - - - - - 4 - - 4 - - - Wind Shear Max.Converg - - - - - - 4 - - 5 - - - Max.Converg CLOUDpotent - - - - - - -3039 - - -2910 - - - CLOUDpotentl sfcLCL - - - - - - 6472 - - 7745 - - - sfcLCL ODpotential - - - - - - -9957 - - -9325 - - - ODpotential blCL - - - - - - 13389 - - 14160 - - - blCL maxRH - - - - - - 88 - - 97 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 54.7 - - 60.1 - - - Temp@2m DewPt@2m - - - - - - 30.0 - - 29.7 - - - DewPt@2m Temp@Bot - - - - - - 53.3 - - 58.9 - - - Temp@Bot DewPt@Bot - - - - - - 28.8 - - 28.9 - - - DewPt@bot Sfc.Heating - - - - - - 207 - - 170 - - - Sfc.Heating BL Depth - - - - - - 2477 - - 3880 - - - BL Depth EXPERIMENT - - - - - - 53 - - 87 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - - 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] 96121 21 259 29 258 96121 89003 25 256 21 243 89003 83488 24 268 29 270 83488 78898 30 281 30 284 78898 74943 30 296 33 289 74943 71451 32 288 39 291 71451 68305 32 302 43 294 68305 65408 48 304 46 296 65408 62704 47 292 48 290 62704 60053 50 313 47 303 60053 57276 64 313 67 317 57276 54407 68 310 82 310 54407 51665 71 311 79 309 51665 49187 75 316 76 317 49187 46961 83 322 78 328 46961 44932 93 323 101 329 44932 43094 97 318 137 320 43094 41426 96 314 137 314 41426 39886 85 320 115 326 39886 38452 88 324 110 331 38452 37108 102 321 105 329 37108 35810 101 317 103 327 35810 34488 97 314 98 326 34488 33113 97 315 87 321 33113 31686 94 316 83 313 31686 30191 88 316 82 310 30191 28617 77 313 77 311 28617 26966 75 313 66 311 26966 25242 69 310 52 313 25242 23445 60 302 46 322 23445 21574 57 299 45 313 21574 19627 52 300 44 305 19627 17599 42 297 44 298 17599 15524 43 287 50 286 15524 13522 31 266 45 286 13522 11712 23 266 14 284 11712 10113 17 264 14 264 10113 8691 19 242 21 260 8691 7428 14 214 22 243 7428 6313 13 208 19 212 6313 5331 14 220 11*188 5331 4469 17 226 10*178 4469 3707 15*214 9 175 3707 3024 11*200 9 174 3024 2419 11 198 8 171 2419 1914 10 197 8 169 1914 1526 9 196 7 168 1526 1259 9 195 7 167 1259 1097 8 195 6 167 1097 1004 7 194 6 166 1004 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