DrJack's BLIPSPOT for: SAT 09/26 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 - - - - - - 0659z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 64.8 - - 67.2 - - 62.3 Temp@2m Sfc.Heating - - - - - - 33 - - 33 - - -20 Sfc.Heating BL Depth - - - - - - 1147 - - 1663 - - 50 BL Depth Hcrit - - - - - - 989 - - 988 - - 988 Hcrit BL Top - - - - - - 2102 - - 2618 - - 1005 BL Top Hgt.Variab. - - - - - - 770 - - 798 - - 1486 Hgt.Variab. W* - - - - - - 152 - - 176 - - 16 W* B/S - - - - - - 2 - - 2 - - 0 B/S BL Wind - - - - - - 15 - - 14 - - 7 BL Wind Direction - - - - - - 144 - - 148 - - 119 Direction Wind Shear - - - - - - 6 - - 6 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 3 - - 1 Max.Converg CLOUDpotent - - - - - - 169 - - 568 - - -199 CLOUDpotentl sfcLCL - - - - - - 1933 - - 2050 - - 1204 sfcLCL ODpotential - - - - - - -4007 - - -3828 - - -5065 ODpotential blCL - - - - - - 6109 - - 6446 - - 6070 blCL maxRH - - - - - - 96 - - 94 - - 95 maxRH CAPE - - - - - - 20 - - 150 - - 120 CAPE Temp@2m - - - - - - 64.8 - - 67.2 - - 62.3 Temp@2m DewPt@2m - - - - - - 59.7 - - 61.5 - - 60.3 DewPt@2m Temp@Bot - - - - - - 64.5 - - 67.0 - - 63.3 Temp@Bot DewPt@Bot - - - - - - 58.7 - - 60.4 - - 60.0 DewPt@bot Sfc.Heating - - - - - - 33 - - 33 - - -20 Sfc.Heating BL Depth - - - - - - 1147 - - 1663 - - 50 BL Depth EXPERIMENT - - - - - - 82 - - 74 - - 81 EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 11 - - 11 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] 98535 7 231 9 267 6 265 98535 91175 6 183 9 233 8 279 91175 85473 8 138 9 225 7 285 85473 80720 6 117 6 216 3 313 80720 76631 3 114 7 153 0 226 76631 73040 3 105 10 130 1 213 73040 69799 3 023 7 119 1 126 69799 66813 3 355 2 123 2 174 66813 64036 3 094 1 057 2 231 64036 61350 4 001 4 328 3 279 61350 58568 5 288 2 238 3 223 58568 55694 5 277 8 247 6 241 55694 52951 12 276 11 245 8 268 52951 50477 18 247 16 252 18 270 50477 48252 15 253 20 244 18 253 48252 46224 18 246 20 247 19 256 46224 44378 25 239 31 254 21 250 44378 42697 28 241 34 237 27 243 42697 41148 21 228 25 226 33 225 41148 39695 18 242 29 248 34 224 39695 38318 23 265 32 249 34 221 38318 36977 21 267 33 244 33 221 36977 35608 21 276 30 236 28 218 35608 34182 19 262 19 221 22 220 34182 32703 25 241 15 224 21 227 32703 31154 27 239 16 229 21 227 31154 29524 22 229 22 241 21 225 29524 27814 19 214 23 247 23 218 27814 26025 16 219 18 228 23 211 26025 24161 16 233 17 219 19 209 24161 22227 16 219 14 227 13 198 22227 20220 17 222 12 232 7 210 20220 18134 18 220 13 234 6 224 18134 16010 21 220 18 244 9 223 16010 13963 19 221 20 248 14 225 13963 12101 14 223 20 245 18 218 12101 10445 15 215 22 237 17 224 10445 8973 21 220 21 227 14 248 8973 7664 23 221 19 214 14 264 7664 6503 23 213 21 209 12 250 6503 5476 22 183 22 199 15 210 5476 4573 23 173 25 195 25 203 4573 3780 25 173 25 189 26 190 3780 3074 24 168 20*171 25 172 3074 2452 21*161 16*151 24 152 2452 1935 16*146 15 149 22 139 1935 1538 16 144 15 147 19 132 1538 1265 15 143 14 146 15 124 1265 1100 13 142 12 146 12*122 1100 1005 10 141 10 145 7*119 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