DrJack's BLIPSPOT for: MON 07/20 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 88.2 - - 94.6 - - 91.0 Temp@2m Sfc.Heating - - - - - - -8 - - 43 - - -43 Sfc.Heating BL Depth - - - - - - 1309 - - 3638 - - 52 BL Depth Hcrit - - - - - - 991 - - 2487 - - 991 Hcrit BL Top - - - - - - 2264 - - 4593 - - 1007 BL Top Hgt.Variab. - - - - - - 2285 - - 2363 - - 4839 Hgt.Variab. W* - - - - - - 106 - - 264 - - 36 W* B/S - - - - - - 2 - - 3 - - 1 B/S BL Wind - - - - - - 12 - - 17 - - 9 BL Wind Direction - - - - - - 225 - - 239 - - 236 Direction Wind Shear - - - - - - 6 - - 7 - - 0 Wind Shear Max.Converg - - - - - - -5 - - -10 - - -1 Max.Converg CLOUDpotent - - - - - - -1639 - - -921 - - -3133 CLOUDpotentl sfcLCL - - - - - - 3903 - - 5514 - - 4140 sfcLCL ODpotential - - - - - - -5730 - - -4230 - - -6322 ODpotential blCL - - - - - - 7994 - - 8823 - - 7329 blCL maxRH - - - - - - 82 - - 71 - - 59 maxRH CAPE - - - - - - 3030 - - 3430 - - 3940 CAPE Temp@2m - - - - - - 88.2 - - 94.6 - - 91.0 Temp@2m DewPt@2m - - - - - - 73.8 - - 73.3 - - 75.6 DewPt@2m Temp@Bot - - - - - - 88.7 - - 94.3 - - 92.5 Temp@Bot DewPt@Bot - - - - - - 73.0 - - 72.1 - - 74.7 DewPt@bot Sfc.Heating - - - - - - -8 - - 43 - - -43 Sfc.Heating BL Depth - - - - - - 1309 - - 3638 - - 52 BL Depth EXPERIMENT - - - - - - 28 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 18 - - 16 - - 20 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] 99489 30 086 32 106 27 096 99489 91949 26 105 26 091 26 090 91949 86162 27 103 23 087 23 072 86162 81375 30 088 24 093 19 080 81375 77245 25 082 21 082 18 078 77245 73602 16 076 17 085 18 069 73602 70314 10 058 15 087 15 051 70314 67298 9 054 13 068 7 057 67298 64507 11 024 15 013 4 073 64507 61805 5 352 4 355 8 355 61805 58993 14 309 14 300 18 314 58993 56127 25 307 23 304 27 296 56127 53448 34 298 39 301 37 306 53448 51039 41 286 50 292 51 308 51039 48863 51 293 58 294 59 298 48863 46881 60 294 64 294 66 298 46881 45055 63 296 67 296 71 301 45055 43360 66 300 70 298 73 298 43360 41779 66 302 71 298 69 297 41779 40292 64 300 61 297 66 299 40292 38883 65 294 58 297 67 302 38883 37514 63 291 60 299 67 302 37514 36118 57 293 61 301 66 300 36118 34665 58 302 61 303 64 300 34665 33158 60 303 62 305 62 301 33158 31583 59 299 61 306 63 303 31583 29928 56 296 61 303 64 304 29928 28199 52 296 60 298 60 301 28199 26394 44 294 57 296 59 296 26394 24520 42 295 50 294 57 298 24520 22584 30 290 45 296 46 302 22584 20577 30 304 40 296 43 300 20577 18492 31 317 34 301 40 297 18492 16366 32 327 29 313 33 287 16366 14313 24 299 25 312 26 290 14313 12440 25 295 26 283 26 304 12440 10768 20 289 23 282 26 305 10768 9274 19 276 22 283 25 297 9274 7940 18 272 22 278 23 292 7940 6753 16 271 23 275 24 284 6753 5700 18 264 23 266 25 272 5700 4769 19 257 20*249 25 258 4769 3944 18 246 19*241 25 248 3944 3203 16 229 18 240 24 244 3203 2547 15*225 18 239 24 241 2547 1998 14*225 17 239 22 239 1998 1576 13 225 16 238 20 238 1576 1285 12 224 15 238 16 237 1285 1109 11 224 14 238 14 236 1109 1007 8 223 11 237 9*236 1007 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