DrJack's BLIPSPOT for: FRI 02/13 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 - - - - - - 46.9 - - 52.7 - - 44.9 Temp@2m Sfc.Heating - - - - - - 121 - - 79 - - -1 Sfc.Heating BL Depth - - - - - - 656 - - 1792 - - 49 BL Depth Hcrit - - - - - - 987 - - 987 - - 987 Hcrit BL Top - - - - - - 1611 - - 2747 - - 1004 BL Top Hgt.Variab. - - - - - - 656 - - 2044 - - 1279 Hgt.Variab. W* - - - - - - 179 - - 217 - - 0 W* B/S - - - - - - 4 - - 4 - - 0 B/S BL Wind - - - - - - 8 - - 9 - - 1 BL Wind Direction - - - - - - 290 - - 297 - - 230 Direction Wind Shear - - - - - - 2 - - 3 - - 0 Wind Shear Max.Converg - - - - - - -2 - - -5 - - 0 Max.Converg CLOUDpotent - - - - - - -1700 - - -1601 - - -1310 CLOUDpotentl sfcLCL - - - - - - 3312 - - 4348 - - 2314 sfcLCL ODpotential - - - - - - -6681 - - -6533 - - -6832 ODpotential blCL - - - - - - 8292 - - 9280 - - 7836 blCL maxRH - - - - - - 68 - - 60 - - 60 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 46.9 - - 52.7 - - 44.9 Temp@2m DewPt@2m - - - - - - 36.2 - - 37.4 - - 38.6 DewPt@2m Temp@Bot - - - - - - 46.0 - - 52.1 - - 49.4 Temp@Bot DewPt@Bot - - - - - - 35.0 - - 36.3 - - 38.3 DewPt@bot Sfc.Heating - - - - - - 121 - - 79 - - -1 Sfc.Heating BL Depth - - - - - - 656 - - 1792 - - 49 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - 5 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] 96642 25 072 33 063 34 065 96642 89583 29 068 23 068 23 051 89583 84037 24 055 18 074 13 066 84037 79391 16 039 13 053 11 065 79391 75354 7 012 11 001 11 029 75354 71770 12 015 8 314 10 342 71770 68519 14 336 10 311 10 332 68519 65519 17 310 18 300 18 312 65519 62733 21 302 23 295 23 298 62733 60029 28 299 29 292 31 300 60029 57202 40 296 38 288 41 292 57202 54260 51 290 47 288 45 285 54260 51451 54 285 54 282 50 284 51451 48922 55 281 56 281 52 285 48922 46661 56 281 57 280 56 282 46661 44624 61 285 58 283 60 282 44624 42766 65 286 63 281 66 280 42766 41054 68 284 66 278 69 280 41054 39468 73 281 70 279 75 281 39468 37989 79 280 80 280 78 281 37989 36608 78 280 90 281 76 281 36608 35288 71 283 91 281 76 284 35288 33963 65 287 90 280 85 286 33963 32602 54 287 85 281 90 286 32602 31203 36 284 78 281 84 287 31203 29750 31 282 72 277 84 289 29750 28226 36 286 67 275 84 290 28226 26628 42 294 64 277 71 288 26628 24953 48 294 59 281 66 288 24953 23200 44 291 51 282 55 288 23200 21371 36 289 47 281 46 285 21371 19461 31 286 43 281 45 286 19461 17465 32 287 40 287 43 292 17465 15425 31 296 33 289 38 296 15425 13456 28 299 29 288 35 299 13456 11667 28 300 27 295 32 304 11667 10078 28 306 26 303 31 303 10078 8665 25 309 25 307 29 300 8665 7410 20 303 23 307 27 299 7410 6297 17 296 19 306 23 301 6297 5312 17 302 16 302 18 301 5312 4446 18 311 14 303 14 301 4446 3685 17 312 13 304 10 308 3685 3004 16 311 12*302 8 318 3004 2404 14 308 10*299 6 325 2404 1904 11*299 9 297 5 322 1904 1520 9*292 9 297 3 300 1520 1255 9 290 8 296 2 273 1255 1095 8 290 8 296 2*254 1095 1004 7 291 7 295 1*230 1004 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