DrJack's BLIPSPOT for: WED 04/23 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 - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 63.0 - - 66.4 - - 64.0 - - 68.5 Temp@2m Sfc.Heating - - - -15 - - 90 - - 1 - - -9 Sfc.Heating BL Depth - - - 50 - - 2388 - - 776 - - 154 BL Depth Hcrit - - - 988 - - 1919 - - 988 - - 989 Hcrit BL Top - - - 1005 - - 3343 - - 1731 - - 1109 BL Top Hgt.Variab. - - - 1262 - - 1269 - - 2133 - - 3389 Hgt.Variab. W* - - - 30 - - 259 - - 62 - - 38 W* B/S - - - 1 - - 15 - - 2 - - 1 B/S BL Wind - - - 9 - - 3 - - 5 - - 5 BL Wind Direction - - - 198 - - 199 - - 360 - - 017 Direction Wind Shear - - - 0 - - 2 - - 1 - - 1 Wind Shear Max.Converg - - - 0 - - 6 - - -1 - - 0 Max.Converg CLOUDpotent - - - -1018 - - 1081 - - 251 - - -1014 CLOUDpotentl sfcLCL - - - 2023 - - 2263 - - 1480 - - 2123 sfcLCL ODpotential - - - -3792 - - 541 - - -429 - - -2653 ODpotential blCL - - - 4797 - - 2802 - - 2160 - - 3762 blCL maxRH - - - 100 - - 100 - - 100 - - 89 maxRH CAPE - - - 1710 - - 1260 - - 1290 - - 2220 CAPE Temp@2m - - - 63.0 - - 66.4 - - 64.0 - - 68.5 Temp@2m DewPt@2m - - - 57.6 - - 59.8 - - 60.8 - - 62.4 DewPt@2m Temp@Bot - - - 63.6 - - 65.7 - - 64.0 - - 69.4 Temp@Bot DewPt@Bot - - - 56.7 - - 58.4 - - 60.1 - - 61.2 DewPt@bot Sfc.Heating - - - -15 - - 90 - - 1 - - -9 Sfc.Heating BL Depth - - - 50 - - 2388 - - 776 - - 154 BL Depth EXPERIMENT - - - 101 - - 101 - - 101 - - 54 EXPERIMENT EXPERIMENT2 - - - 10 - - 10 - - 11 - - 12 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] 97590 14 088 14 152 5 185 4 103 97590 90196 12 139 11 133 9 170 3 071 90196 84530 12 110 9 126 4 174 2 301 84530 79837 6 086 2 316 4 228 6 014 79837 75773 3 289 4 273 11 229 10 273 75773 72168 4 242 3 281 6 251 9 242 72168 68882 11 303 19 264 15 278 14 289 68882 65852 17 291 18 249 17 267 19 268 65852 63048 12 263 10 284 11 250 11 265 63048 60327 18 285 27 294 23 297 17 282 60327 57482 29 276 36 269 37 278 30 284 57482 54527 35 265 36 251 42 263 36 270 54527 51710 33 262 34 250 37 258 39 268 51710 49193 33 268 30 256 30 257 43 271 49193 46956 34 266 32 271 33 271 45 273 46956 44942 39 275 45 276 48 273 50 274 44942 43119 49 278 55 276 57 269 53 272 43119 41454 56 276 62 270 59 266 53 265 41454 39912 65 273 65 266 57 266 52 263 39912 38473 71 272 68 265 57 266 56 270 38473 37135 73 272 68 263 58 266 62 278 37135 35855 70 270 63 262 58 265 64 281 35855 34557 64 266 58 263 58 264 63 281 34557 33205 53 261 54 262 58 263 61 277 33205 31802 44 259 49 260 57 263 60 270 31802 30333 40 260 43 259 51 259 59 268 30333 28785 37 259 40 261 42 252 49 269 28785 27159 35 259 40 258 31 248 35 259 27159 25455 35 264 38 247 31 253 32 262 25455 23671 33 273 31 247 34 253 32 263 23671 21811 29 269 35 249 33 257 25 250 21811 19869 26 265 32 258 33 259 21 241 19869 17842 21 256 26 265 28 274 18 239 17842 15776 20 257 23 266 28 284 12 241 15776 13790 25 258 21 266 24 283 12 233 13790 11983 30 251 18 260 18 263 16 234 11983 10367 29 245 19 256 16 235 19 235 10367 8925 24 244 19 254 16 212 21 236 8925 7640 22 250 13 253 13 206 21 234 7640 6497 22 256 12 255 8 214 19 232 6497 5484 20 250 13 250 6 216 16 227 5484 4589 20 234 10 240 3 213 11 221 4589 3799 23 229 6*219 1 216 5 212 3799 3092 25 229 4*204 1 352 0 123 3092 2467 25 226 3 201 2 335 1 343 2467 1945 24 214 3 200 4*358 4 016 1945 1544 20 206 3 197 5*000 5 017 1544 1268 16 202 3 194 5 359 6*018 1268 1101 14*200 2 192 5 000 5*017 1101 1005 9*198 2 193 4 359 4 017 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