DrJack's BLIPSPOT for: MON 08/21 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 = 18Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time 0655z - - 1008z - - 1330z - - 1558z - - 1858z Update Time FCST PERIOD 6 hr - - 6 hr - - 6 hr - - 6 hr - - 6 hr FCST PERIOD Temp@2m 70.8 - - 71.5 - - 77.9 - - 81.8 - - 75.1 Temp@2m Sfc.Heating -17 - - -22 - - 131 - - 74 - - -12 Sfc.Heating BL Depth 55 - - 55 - - 1821 - - 1332 - - 55 BL Depth Hcrit 993 - - 994 - - 1739 - - 994 - - 994 Hcrit BL Top 1010 - - 1010 - - 2776 - - 2287 - - 1010 BL Top Hgt.Variab. 480 - - 612 - - 763 - - 668 - - 2230 Hgt.Variab. W* 12 - - 20 - - 267 - - 207 - - 16 W* B/S 0 - - 0 - - 5 - - 3 - - 1 B/S BL Wind 5 - - 10 - - 9 - - 14 - - 5 BL Wind Direction 168 - - 185 - - 167 - - 201 - - 214 Direction Wind Shear 0 - - 0 - - 6 - - 6 - - 0 Wind Shear Max.Converg 0 - - -1 - - 7 - - 3 - - 0 Max.Converg CLOUDpotent -285 - - -290 - - 558 - - -252 - - -443 CLOUDpotentl sfcLCL 1295 - - 1300 - - 2218 - - 2539 - - 1453 sfcLCL ODpotential -6082 - - -6118 - - -4748 - - -4564 - - -1502 ODpotential blCL 7092 - - 7128 - - 7524 - - 6851 - - 2512 blCL maxRH 87 - - 97 - - 96 - - 82 - - 92 maxRH CAPE 2640 - - 1420 - - 1680 - - 2700 - - 1610 CAPE Temp@2m 70.8 - - 71.5 - - 77.9 - - 81.8 - - 75.1 Temp@2m DewPt@2m 68.1 - - 68.8 - - 71.1 - - 73.4 - - 71.5 DewPt@2m Temp@Bot 71.0 - - 71.8 - - 76.8 - - 81.1 - - 75.3 Temp@Bot DewPt@Bot 68.0 - - 68.6 - - 69.9 - - 72.3 - - 71.2 DewPt@bot Sfc.Heating -17 - - -22 - - 131 - - 74 - - -12 Sfc.Heating BL Depth 55 - - 55 - - 1821 - - 1332 - - 55 BL Depth EXPERIMENT 47 - - 90 - - 86 - - 29 - - 69 EXPERIMENT EXPERIMENT2 15 - - 16 - - 16 - - 17 - - 17 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] 99028 21 084 18 094 18 089 19 104 17 090 99028 91769 15 078 14 089 18 091 17 097 14 099 91769 86116 12 088 16 093 13 090 13 109 9 083 86116 81377 8 082 13 071 11 117 7 127 9 039 81377 77297 9 106 5 051 11 107 4 130 1 029 77297 73716 6 084 1 099 8 038 7 113 9 150 73716 70457 4 117 4 127 2 332 1 047 7 073 70457 67438 5 248 3 215 4 250 2 014 5 306 67438 64652 5 267 12 243 9 254 9 019 3 213 64652 61963 17 264 17 259 21 244 22 288 16 290 61963 59171 20 243 14 240 14 249 25 255 17 259 59171 56297 10 230 19 157 17 285 18 218 24 285 56297 53577 36 289 43 287 47 284 46 277 48 279 53577 51148 63 283 62 274 54 272 65 274 67 272 51148 48975 74 273 66 268 56 270 70 275 76 269 48975 47000 69 267 70 268 60 272 71 277 80 269 47000 45188 54 267 73 268 67 271 71 275 80 267 45188 43514 34 271 73 267 70 268 67 267 75 267 43514 41950 31 283 74 264 69 264 61 256 74 266 41950 40480 38 281 72 263 70 257 62 249 73 253 40480 39093 45 281 65 261 71 253 66 241 65 244 39093 37750 51 281 53 257 70 250 68 237 61 240 37750 36376 55 279 47 249 67 251 71 238 59 241 36376 34941 57 278 44 251 62 254 72 243 58 243 34941 33448 56 277 44 259 52 252 69 251 56 246 33448 31882 48 275 42 260 43 248 59 259 53 247 31882 30231 36 267 39 255 40 245 52 264 49 250 30231 28502 29 257 35 253 41 250 39 262 44 258 28502 26693 28 259 28 254 42 256 33 253 40 267 26693 24802 24 260 24 256 39 262 34 266 38 274 24802 22829 23 264 24 267 34 262 28 274 34 271 22829 20770 22 267 22 284 29 264 19 271 27 261 20770 18628 21 270 21 299 24 268 16 257 23 244 18628 16450 23 265 20 304 18 276 18 249 22 225 16450 14351 24 254 17 291 19 291 19 252 22 240 14351 12441 24 247 15 278 23 287 20 258 25 258 12441 10741 24 244 12 261 22 278 21 257 23 262 10741 9226 25 248 13 248 13 262 22 250 18 253 9226 7877 28 254 14 241 6 256 20 237 15 234 7877 6680 32 254 14 237 10 217 18 219 16 234 6680 5621 35 252 15 232 15 228 19 210 19 246 5621 4692 34 251 15 228 21 235 22 217 23 249 4692 3875 32 245 15 222 22 228 26 221 24 240 3875 3147 30 234 17 214 17*212 26 218 23 229 3147 2505 26 217 20 201 11*184 23*213 21 225 2505 1971 23 191 23 189 9 166 16*202 17 224 1971 1561 20 174 23 185 9 163 15 201 14 224 1561 1279 16 169 19 184 9 161 14 200 11 222 1279 1108 13*168 16 185 8 161 13 200 9 220 1108 1010 5*168 10*185 7 159 11 199 5*214 1010 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