DrJack's BLIPSPOT for: SAT 03/07 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 - - - - - - 0700z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 34.7 - - 37.1 - - 37.5 Temp@2m Sfc.Heating - - - - - - 124 - - 80 - - -12 Sfc.Heating BL Depth - - - - - - 1735 - - 1648 - - 48 BL Depth Hcrit - - - - - - 1576 - - 986 - - 987 Hcrit BL Top - - - - - - 2690 - - 2603 - - 1003 BL Top Hgt.Variab. - - - - - - 565 - - 635 - - 2007 Hgt.Variab. W* - - - - - - 248 - - 212 - - 16 W* B/S - - - - - - 2 - - 3 - - 0 B/S BL Wind - - - - - - 18 - - 15 - - 6 BL Wind Direction - - - - - - 304 - - 288 - - 258 Direction Wind Shear - - - - - - 7 - - 6 - - 0 Wind Shear Max.Converg - - - - - - -2 - - -2 - - -1 Max.Converg CLOUDpotent - - - - - - 1193 - - 1116 - - -371 CLOUDpotentl sfcLCL - - - - - - 1497 - - 1487 - - 1374 sfcLCL ODpotential - - - - - - 761 - - 615 - - -996 ODpotential blCL - - - - - - 1929 - - 1988 - - 1999 blCL maxRH - - - - - - 100 - - 101 - - 90 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 34.7 - - 37.1 - - 37.5 Temp@2m DewPt@2m - - - - - - 32.0 - - 34.4 - - 35.2 DewPt@2m Temp@Bot - - - - - - 34.0 - - 36.6 - - 38.4 Temp@Bot DewPt@Bot - - - - - - 30.7 - - 33.2 - - 34.7 DewPt@bot Sfc.Heating - - - - - - 124 - - 80 - - -12 Sfc.Heating BL Depth - - - - - - 1735 - - 1648 - - 48 BL Depth EXPERIMENT - - - - - - 100 - - 102 - - 61 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 4 - - 4 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] 95628 22 270 24 289 28 284 95628 88566 37 283 35 276 36 283 88566 83162 41 280 44 277 40 275 83162 78674 37 264 44 275 43 276 78674 74787 38 263 44 269 45 277 74787 71349 42 266 44 269 48 276 71349 68235 35 251 46 272 49 270 68235 65365 37 265 50 263 47 263 65365 62682 53 260 49 249 50 263 62682 60059 48 239 49 246 60 263 60059 57308 43 232 59 252 65 254 57308 54426 57 251 66 245 65 247 54426 51638 74 245 65 240 66 253 51638 49107 72 241 71 247 73 256 49107 46831 73 240 73 246 76 252 46831 44763 74 240 71 247 73 247 44763 42871 78 240 73 250 66 250 42871 41133 83 241 78 251 66 255 41133 39526 86 241 84 250 68 257 39526 38028 89 241 89 247 66 258 38028 36624 95 238 87 244 65 257 36624 35274 104 235 87 243 64 256 35274 33913 113 231 94 239 61 259 33913 32509 119 227 103 233 57 266 32509 31069 120 227 104 230 55 271 31069 29574 122 227 98 231 47 275 29574 28013 118 228 97 238 38 289 28013 26383 114 232 111 243 35 305 26383 24680 111 238 120 243 33 309 24680 22904 108 242 115 242 33 309 22904 21058 107 243 108 245 37 295 21058 19141 101 246 85 249 40 288 19141 17159 83 250 64 257 41 287 17159 15153 58 258 61 263 44 283 15153 13228 45 271 56 268 43 284 13228 11473 40 284 41 283 38 286 11473 9910 33 294 33 291 34 285 9910 8521 31 307 26 297 30 288 8521 7289 30 315 24 309 29 291 7289 6194 28 320 25 314 26 292 6194 5226 27 323 25 316 23 295 5226 4373 25 323 23 314 21 297 4373 3620 24 315 20 300 22 292 3620 2952 20*305 17*289 20 281 2952 2368 20*304 16*288 17 272 2368 1881 19 304 16 288 15 270 1881 1506 19 303 15 288 14 267 1506 1249 18 304 14 287 11 264 1249 1092 16 303 13 287 9*262 1092 1003 13 303 11 287 6*258 1003 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