DrJack's BLIPSPOT for: FRI 02/27 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 - - - 38.4 - - 53.8 - - 59.8 - - 48.7 Temp@2m Sfc.Heating - - - 4 - - 13 - - -26 - - -44 Sfc.Heating BL Depth - - - 48 - - 204 - - 50 - - 49 BL Depth Hcrit - - - 986 - - 988 - - 988 - - 988 Hcrit BL Top - - - 1003 - - 1159 - - 1005 - - 1004 BL Top Hgt.Variab. - - - 154 - - 965 - - 7931 - - 125 Hgt.Variab. W* - - - 26 - - 74 - - 39 - - 20 W* B/S - - - 1 - - 1 - - 1 - - 1 B/S BL Wind - - - 5 - - 13 - - 10 - - 7 BL Wind Direction - - - 206 - - 288 - - 291 - - 313 Direction Wind Shear - - - 0 - - 3 - - 0 - - 0 Wind Shear Max.Converg - - - 0 - - -3 - - -1 - - -1 Max.Converg CLOUDpotent - - - -987 - - -2110 - - -3126 - - -1459 CLOUDpotentl sfcLCL - - - 1990 - - 3269 - - 4132 - - 2463 sfcLCL ODpotential - - - -8530 - - -5693 - - -4169 - - -4518 ODpotential blCL - - - 9533 - - 6852 - - 5174 - - 5522 blCL maxRH - - - 61 - - 60 - - 52 - - 44 maxRH CAPE - - - 0 - - 0 - - 140 - - 0 CAPE Temp@2m - - - 38.4 - - 53.8 - - 59.8 - - 48.7 Temp@2m DewPt@2m - - - 33.3 - - 42.9 - - 45.2 - - 41.5 DewPt@2m Temp@Bot - - - 39.1 - - 53.8 - - 60.8 - - 51.7 Temp@Bot DewPt@Bot - - - 32.2 - - 41.7 - - 43.9 - - 40.1 DewPt@bot Sfc.Heating - - - 4 - - 13 - - -26 - - -44 Sfc.Heating BL Depth - - - 48 - - 204 - - 50 - - 49 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 4 - - 6 - - 6 - - 6 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] 96715 21 090 9 107 14 099 11 105 96715 89490 23 095 12 119 13 101 11 120 89490 83856 21 084 13 127 3 127 5 026 83856 79167 12 056 6 116 7 205 7 332 79167 75111 4 176 2 232 4 256 5 300 75111 71514 4 291 7 328 7 259 13 297 71514 68255 12 272 21 286 23 287 21 295 68255 65242 18 272 26 263 29 282 27 297 65242 62439 22 285 35 278 33 283 30 296 62439 59736 32 294 34 274 26 287 27 284 59736 56918 30 293 32 281 29 302 34 304 56918 53982 38 299 45 297 38 304 42 297 53982 51171 46 297 51 299 52 291 53 295 51171 48651 50 299 57 298 63 289 55 293 48651 46410 59 295 58 290 61 288 55 297 46410 44386 56 287 56 286 55 289 61 302 44386 42538 53 295 57 288 59 297 67 301 42538 40844 64 305 60 293 66 298 69 297 40844 39286 71 307 66 297 69 295 68 292 39286 37845 72 311 70 298 69 291 68 290 37845 36503 73 313 70 300 66 290 70 287 36503 35218 74 315 69 299 66 292 71 286 35218 33916 71 313 68 295 67 294 72 286 33916 32563 68 309 68 292 68 294 72 287 32563 31160 71 301 68 291 68 293 72 288 31160 29692 74 295 68 294 67 293 72 288 29692 28149 77 293 68 297 67 293 72 288 28149 26533 76 293 68 297 68 293 72 287 26533 24844 72 293 69 295 69 293 71 287 24844 23084 68 292 71 294 70 294 69 286 23084 21255 63 293 70 291 71 293 68 285 21255 19350 58 295 66 285 70 293 66 286 19350 17361 52 295 61 281 67 295 63 289 17361 15333 46 293 53 284 61 299 56 294 15333 13381 39 292 47 297 53 301 52 300 13381 11609 36 290 47 304 47 301 46 302 11609 10037 34 276 43 304 40 299 39 303 10037 8644 30 266 36 302 35 295 36 300 8644 7405 26 268 31 299 34 294 38 298 7405 6304 26 276 31 298 33 296 36 299 6304 5330 29 288 34 295 33 297 35 306 5330 4469 33 296 37 295 32 298 35 311 4469 3707 35 289 38 296 31 299 35 314 3707 3024 36 271 37 297 29 299 34 317 3024 2419 37 251 34 296 26 298 33 318 2419 1913 36 237 28 295 22 296 32 320 1913 1525 29 232 21 290 19 294 28 320 1525 1258 19 224 18*289 16 293 21 318 1258 1096 13*220 15*288 14*292 18 317 1096 1004 5*206 12 287 10*291 7*313 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