DrJack's BLIPSPOT for: SUN 04/05 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 - - - - - - 0700z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 46.5 - - 49.2 - - 52.1 Temp@2m Sfc.Heating - - - - - - 125 - - 130 - - -24 Sfc.Heating BL Depth - - - - - - 3136 - - 2566 - - 49 BL Depth Hcrit - - - - - - 2604 - - 2216 - - 988 Hcrit BL Top - - - - - - 4091 - - 3521 - - 1004 BL Top Hgt.Variab. - - - - - - 832 - - 760 - - 3627 Hgt.Variab. W* - - - - - - 307 - - 290 - - 20 W* B/S - - - - - - 3 - - 4 - - 1 B/S BL Wind - - - - - - 18 - - 13 - - 7 BL Wind Direction - - - - - - 315 - - 288 - - 247 Direction Wind Shear - - - - - - 7 - - 5 - - 0 Wind Shear Max.Converg - - - - - - -10 - - -5 - - -1 Max.Converg CLOUDpotent - - - - - - 1317 - - 466 - - -1074 CLOUDpotentl sfcLCL - - - - - - 2774 - - 3055 - - 2078 sfcLCL ODpotential - - - - - - 741 - - -2249 - - -2438 ODpotential blCL - - - - - - 3350 - - 5770 - - 3442 blCL maxRH - - - - - - 100 - - 88 - - 70 maxRH CAPE - - - - - - 20 - - 0 - - 150 CAPE Temp@2m - - - - - - 46.5 - - 49.2 - - 52.1 Temp@2m DewPt@2m - - - - - - 38.2 - - 39.6 - - 46.7 DewPt@2m Temp@Bot - - - - - - 45.8 - - 48.4 - - 53.6 Temp@Bot DewPt@Bot - - - - - - 37.0 - - 38.4 - - 45.8 DewPt@bot Sfc.Heating - - - - - - 125 - - 130 - - -24 Sfc.Heating BL Depth - - - - - - 3136 - - 2566 - - 49 BL Depth EXPERIMENT - - - - - - 100 - - 54 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 5 - - 7 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] 96614 16 265 22 248 23 277 96614 89370 19 277 18 260 27 279 89370 83840 12 253 17 275 25 284 83840 79265 8 236 16 265 17 269 79265 75310 9 255 18 292 9 278 75310 71791 10 273 19 285 13 300 71791 68589 10 264 12 269 13 290 68589 65626 10 259 16 284 20 282 65626 62862 15 241 21 264 24 267 62862 60172 25 287 23 262 23 268 60172 57344 31 282 29 280 28 298 57344 54396 37 280 44 284 46 297 54396 51578 46 272 55 276 59 288 51578 49043 46 264 60 270 64 281 49043 46765 47 272 58 266 63 276 46765 44688 54 277 55 277 63 273 44688 42782 58 286 61 282 66 277 42782 41033 66 285 66 282 70 282 41033 39432 67 280 73 287 73 289 39432 37965 60 281 79 289 82 292 37965 36605 62 297 87 290 91 289 36605 35299 75 306 91 289 92 288 35299 33977 84 305 95 291 89 292 33977 32613 84 304 98 294 87 296 32613 31210 82 305 95 295 85 299 31210 29749 80 309 86 296 82 300 29749 28215 80 311 78 300 78 301 28215 26604 81 310 74 304 76 302 26604 24914 77 309 72 305 75 303 24914 23147 72 310 68 303 73 302 23147 21310 67 315 64 303 70 301 21310 19396 60 315 61 307 66 302 19396 17399 52 309 54 312 59 305 17399 15361 40 309 48 308 51 309 15361 13402 34 317 39 297 44 308 13402 11630 30 324 32 302 42 305 11630 10060 28 328 30 311 40 307 10060 8664 29 327 29 318 37 310 8664 7421 30 325 29 321 33 309 7421 6314 28 321 29 321 30 304 6314 5334 22 316 28 316 28 297 5334 4469 19*315 25 311 27 288 4469 3706 19*315 16*292 25 280 3706 3022 19 314 15*290 22 273 3022 2418 18 314 14 289 20 268 2418 1913 18 315 13 288 18 263 1913 1525 17 314 12 288 16 258 1525 1259 16 314 12 287 13 254 1259 1097 15 314 11 287 11*250 1097 1004 13 314 10 287 7*247 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