DrJack's BLIPSPOT for: WED 04/29 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - 0654z - - 0955z - - 1001z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 45.0 - - 53.1 - - 54.1 - - 54.2 Temp@2m Sfc.Heating - - - 53 - - 166 - - 92 - - -5 Sfc.Heating BL Depth - - - 1071 - - 4618 - - 4925 - - 5471 BL Depth Hcrit - - - 987 - - 3842 - - 3684 - - 988 Hcrit BL Top - - - 2026 - - 5573 - - 5880 - - 6426 BL Top Hgt.Variab. - - - 2523 - - 3882 - - 4175 - - 3689 Hgt.Variab. W* - - - 161 - - 383 - - 324 - - 123 W* B/S - - - 3 - - 6 - - 4 - - 2 B/S BL Wind - - - 9 - - 12 - - 14 - - 13 BL Wind Direction - - - 333 - - 320 - - 316 - - 320 Direction Wind Shear - - - 5 - - 9 - - 6 - - 10 Wind Shear Max.Converg - - - -10 - - -1 - - 6 - - -6 Max.Converg CLOUDpotent - - - -241 - - 1098 - - 1299 - - 1022 CLOUDpotentl sfcLCL - - - 2267 - - 4475 - - 4581 - - 5404 sfcLCL ODpotential - - - -1186 - - 218 - - 370 - - -453 ODpotential blCL - - - 3212 - - 5355 - - 5510 - - 6879 blCL maxRH - - - 100 - - 100 - - 95 - - 81 maxRH CAPE - - - 10 - - 120 - - 150 - - 80 CAPE Temp@2m - - - 45.0 - - 53.1 - - 54.1 - - 54.2 Temp@2m DewPt@2m - - - 38.8 - - 37.1 - - 37.6 - - 34.2 DewPt@2m Temp@Bot - - - 44.5 - - 52.0 - - 53.5 - - 54.6 Temp@Bot DewPt@Bot - - - 37.6 - - 35.9 - - 36.4 - - 33.1 DewPt@bot Sfc.Heating - - - 53 - - 166 - - 92 - - -5 Sfc.Heating BL Depth - - - 1071 - - 4618 - - 4925 - - 5471 BL Depth EXPERIMENT - - - 100 - - 102 - - 80 - - 23 EXPERIMENT EXPERIMENT2 - - - 5 - - 4 - - 4 - - 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] 97421 13 244 29 244 28 268 19 265 97421 89994 21 241 13 266 11 263 13 261 89994 84345 15 278 8 301 10 239 7 286 84345 79687 4 310 5 263 9 280 9 297 79687 75703 5 069 5 186 8 307 11 315 75703 72181 6 308 4 258 8 246 8 281 72181 68957 11 246 4 315 6 227 10 276 68957 65967 4 256 9 277 12 265 13 285 65967 63179 15 304 9 259 12 263 16 284 63179 60455 23 293 19 292 19 290 20 274 60455 57584 30 272 23 270 18 276 21 257 57584 54577 30 268 22 269 20 261 23 265 54577 51693 37 267 29 269 27 264 36 277 51693 49101 40 268 34 269 38 268 43 274 49101 46787 43 272 42 271 43 269 45 272 46787 44695 46 268 48 268 47 272 50 272 44695 42781 47 267 50 267 48 272 51 274 42781 41020 53 271 53 271 54 277 54 280 41020 39396 59 271 61 271 61 276 58 279 39396 37891 61 272 65 270 67 273 62 278 37891 36492 63 272 70 272 70 272 65 280 36492 35158 65 271 72 272 72 274 69 281 35158 33821 65 270 74 271 76 274 70 281 33821 32444 66 273 75 271 74 276 74 280 32444 31027 68 275 73 272 71 276 75 280 31027 29549 69 274 72 274 70 276 75 282 29549 27999 65 274 70 274 66 278 71 285 27999 26380 64 277 68 274 64 280 62 286 26380 24693 62 279 64 275 63 282 59 287 24693 22935 59 280 60 277 59 283 56 287 22935 21108 58 281 53 280 52 284 53 289 21108 19204 55 286 46 284 46 287 49 292 19204 17222 47 290 42 289 42 292 41 297 17222 15206 39 297 39 294 37 297 34 295 15206 13266 38 298 36 298 37 295 29 306 13266 11511 37 297 34 305 28 304 27 315 11511 9963 29 307 26 310 24 320 26 321 9963 8588 17 311 25 313 22 323 24 323 8588 7362 18 317 22 316 21 323 19*322 7362 6272 21 313 18*320 17*318 16*322 6272 5304 18 319 17*320 16*316 15 321 5304 4448 15 335 14 320 15 316 14 321 4448 3691 14 352 13 320 15 316 13 320 3691 3012 13 358 12 319 14 315 12 319 3012 2410 12*352 11 319 14 315 11 317 2410 1909 11*341 11 320 14 315 11 317 1909 1523 9 332 10 319 13 315 10 316 1523 1258 8 330 10 319 13 315 9 316 1258 1096 8 328 9 319 12 315 8 315 1096 1004 7 328 8 320 10 315 7 314 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