DrJack's BLIPSPOT for: WED 09/16 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 - - - - - - 0955z - - 0959z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 67.1 - - 68.0 - - 64.8 Temp@2m Sfc.Heating - - - - - - 106 - - 56 - - -1 Sfc.Heating BL Depth - - - - - - 1612 - - 1590 - - 202 BL Depth Hcrit - - - - - - 1432 - - 989 - - 989 Hcrit BL Top - - - - - - 2567 - - 2545 - - 1157 BL Top Hgt.Variab. - - - - - - 577 - - 709 - - 1369 Hgt.Variab. W* - - - - - - 237 - - 191 - - 21 W* B/S - - - - - - 4 - - 4 - - 1 B/S BL Wind - - - - - - 10 - - 9 - - 5 BL Wind Direction - - - - - - 102 - - 104 - - 098 Direction Wind Shear - - - - - - 6 - - 3 - - 2 Wind Shear Max.Converg - - - - - - 4 - - 4 - - 1 Max.Converg CLOUDpotent - - - - - - -140 - - 591 - - 145 CLOUDpotentl sfcLCL - - - - - - 2707 - - 1954 - - 1012 sfcLCL ODpotential - - - - - - -8411 - - 174 - - -293 ODpotential blCL - - - - - - 10978 - - 2371 - - 1450 blCL maxRH - - - - - - 92 - - 100 - - 100 maxRH CAPE - - - - - - 40 - - 40 - - 690 CAPE Temp@2m - - - - - - 67.1 - - 68.0 - - 64.8 Temp@2m DewPt@2m - - - - - - 58.8 - - 62.9 - - 63.6 DewPt@2m Temp@Bot - - - - - - 66.4 - - 67.5 - - 65.0 Temp@Bot DewPt@Bot - - - - - - 57.6 - - 62.1 - - 63.5 DewPt@bot Sfc.Heating - - - - - - 106 - - 56 - - -1 Sfc.Heating BL Depth - - - - - - 1612 - - 1590 - - 202 BL Depth EXPERIMENT - - - - - - 66 - - 100 - - 101 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 12 - - 13 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] 99125 13 101 17 094 20 097 99125 91764 14 116 12 120 13 072 91764 86071 12 131 5 120 6 066 86071 81337 8 146 8 151 4 130 81337 77235 2 218 10 160 5 167 77235 73574 8 224 9 184 3 268 73574 70247 8 277 7 212 9 265 70247 67194 17 252 12 269 10 242 67194 64380 18 243 18 266 12 247 64380 61672 19 224 20 241 14 261 61672 58875 19 229 23 245 22 245 58875 56029 26 248 33 247 29 255 56029 53364 30 244 37 239 37 252 53364 50986 34 255 35 249 36 254 50986 48849 42 263 39 256 37 255 48849 46894 51 256 43 252 40 252 46894 45089 58 248 50 247 47 249 45089 43413 60 243 54 241 51 248 43413 41842 57 244 54 239 51 250 41842 40361 57 242 52 238 51 253 40361 38956 56 238 51 242 51 253 38956 37590 53 238 49 248 51 248 37590 36195 48 238 51 243 49 243 36195 34744 46 242 50 242 48 242 34744 33238 46 247 47 243 47 248 33238 31664 46 248 47 243 43 250 31664 30010 47 244 45 246 40 247 30010 28277 45 240 42 248 41 244 28277 26460 45 239 40 247 44 243 26460 24564 48 237 42 245 44 242 24564 22592 49 243 43 246 40 240 22592 20542 44 253 42 250 36 244 20542 18412 26 261 35 257 33 255 18412 16247 18 257 28 258 31 265 16247 14166 12 257 23 252 29 267 14166 12272 15 254 19 243 30 259 12272 10586 14 234 20 236 31 253 10586 9089 9 243 19 234 31 251 9089 7757 2 167 16 234 29 247 7757 6575 8 090 12 224 23 241 6575 5529 11 100 10 207 20 241 5529 4610 12 113 8 181 18 236 4610 3802 16 116 7 128 13 218 3802 3085 16*110 10*102 12 170 3085 2458 13*104 9*101 11 140 2458 1938 10 101 9 103 10 119 1938 1540 10 101 9 105 9 108 1540 1266 9 101 8 106 8*103 1266 1100 8 101 8 106 7*099 1100 1005 7 100 7 106 5 097 1005 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