DrJack's BLIPSPOT for: WED 04/15 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 - - 1001z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 63.9 - - 62.7 - - 65.2 - - 66.0 Temp@2m Sfc.Heating - - - 13 - - 30 - - 50 - - 3 Sfc.Heating BL Depth - - - 389 - - 351 - - 1173 - - 620 BL Depth Hcrit - - - 988 - - 988 - - 989 - - 989 Hcrit BL Top - - - 1344 - - 1306 - - 2128 - - 1575 BL Top Hgt.Variab. - - - 1384 - - 1493 - - 1249 - - 1796 Hgt.Variab. W* - - - 73 - - 92 - - 166 - - 62 W* B/S - - - 2 - - 3 - - 7 - - 3 B/S BL Wind - - - 7 - - 5 - - 4 - - 4 BL Wind Direction - - - 217 - - 306 - - 040 - - 338 Direction Wind Shear - - - 2 - - 1 - - 0 - - 0 Wind Shear Max.Converg - - - -1 - - 1 - - -1 - - 7 Max.Converg CLOUDpotent - - - 339 - - 301 - - 619 - - 336 CLOUDpotentl sfcLCL - - - 1005 - - 1005 - - 1509 - - 1239 sfcLCL ODpotential - - - 89 - - 132 - - 169 - - -363 ODpotential blCL - - - 1255 - - 1174 - - 1959 - - 1938 blCL maxRH - - - 100 - - 100 - - 99 - - 101 maxRH CAPE - - - 1030 - - 760 - - 840 - - 1470 CAPE Temp@2m - - - 63.9 - - 62.7 - - 65.2 - - 66.0 Temp@2m DewPt@2m - - - 62.9 - - 61.8 - - 61.5 - - 63.3 DewPt@2m Temp@Bot - - - 63.8 - - 62.3 - - 64.8 - - 66.0 Temp@Bot DewPt@Bot - - - 62.6 - - 61.5 - - 60.8 - - 62.8 DewPt@bot Sfc.Heating - - - 13 - - 30 - - 50 - - 3 Sfc.Heating BL Depth - - - 389 - - 351 - - 1173 - - 620 BL Depth EXPERIMENT - - - 102 - - 102 - - 97 - - 102 EXPERIMENT EXPERIMENT2 - - - 13 - - 12 - - 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] 96730 18 281 15 294 17 293 18 258 96730 89543 14 248 16 255 17 279 16 290 89543 84066 9 197 13 247 19 246 26 290 84066 79524 5 228 16 241 18 240 20 275 79524 75578 13 278 23 247 18 246 18 250 75578 72044 14 242 19 237 23 252 23 249 72044 68828 16 193 16 222 22 244 23 246 68828 65867 15 180 18 233 23 224 23 241 65867 63115 18 220 24 230 28 243 26 239 63115 60432 34 245 36 237 35 240 30 237 60432 57610 41 235 33 226 37 230 42 240 57610 54675 46 249 41 242 44 240 55 238 54675 51877 60 246 56 245 56 242 59 238 51877 49362 63 240 64 244 60 241 57 244 49362 47115 67 236 67 239 60 245 61 248 47115 45082 73 234 66 235 63 244 68 244 45082 43227 76 234 67 232 72 233 75 234 43227 41529 85 232 77 230 79 231 80 223 41529 39966 102 228 92 227 95 228 84 221 39966 38513 110 223 104 223 107 224 90 219 38513 37151 110 221 109 221 117 220 96 216 37151 35841 108 222 111 221 119 218 104 214 35841 34512 106 223 109 222 116 219 111 213 34512 33132 104 224 108 224 115 221 113 212 33132 31702 103 224 107 224 114 223 111 212 31702 30206 101 224 106 222 114 223 110 213 30206 28633 93 227 105 223 112 224 110 215 28633 26984 74 229 92 226 103 227 101 218 26984 25259 60 227 64 228 89 229 91 220 25259 23465 60 225 62 228 81 229 85 222 23465 21601 55 224 53 222 71 228 75 226 21601 19672 47 224 52 222 60 224 51 227 19672 17669 45 227 47 223 55 226 43 223 17669 15626 47 226 41 226 48 231 47 223 15626 13663 45 225 37 230 37 232 51 221 13663 11880 36 226 33 235 34 230 48 224 11880 10288 27 236 33 245 36 231 39 226 10288 8864 24 261 30 252 38 236 34 222 8864 7593 12 254 23 248 35 238 32 218 7593 6461 12 216 21 233 26 228 26 215 6461 5458 20 219 17 234 20 227 21 212 5458 4570 22 211 13 241 14 229 15 211 4570 3785 21 211 10 245 10 228 10 210 3785 3081 18 214 8 256 4 225 6 215 3081 2459 15 216 7 269 2*045 6 224 2459 1940 12 216 5 299 4*041 3*279 1940 1542 9*216 6*303 5 040 4*333 1542 1267 7*216 5*306 5 039 4 339 1267 1101 7 217 5 307 5 040 4 340 1101 1005 6 217 5 306 4 039 4 340 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