UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041823.upa.cvt Date: 2300Z 18 APR 25 Searching for Y4995... Searching the city database file for: Y4995 ... Date:2300Z 18 APR 25 Station: Y4995 WMO ident: 94995 Latitude: -31.53 Longitude: 159.07 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1010 11 23.2 16.2 65 7.0 18.6 230 12 295.5 297.6 291.3 328.7 11.54 1 1000 97 21.4 13.4 60 8.0 16.3 230 23 294.5 296.3 289.5 322.4 9.70 2 936 666 15.8 12.4 80 3.4 13.7 220 24 294.5 296.2 289.5 322.3 9.71 3 925 766 15.0 11.9 82 3.1 13.1 215 24 294.6 296.4 289.3 322.0 9.50 4 869 1291 10.6 9.7 94 0.9 10.1 203 27 295.4 296.9 288.9 320.6 8.72 5 858 1397 10.2 7.7 84 2.5 8.8 199 28 296.0 297.4 288.2 318.4 7.70 6 855 1427 12.4 0.4 44 12.0 6.3 197 28 298.6 299.5 286.2 312.4 4.60 7 850 1476 12.6 -0.4 41 13.0 6.1 195 29 299.3 300.1 286.2 312.5 4.37 8 849 1486 12.6 -0.4 41 13.0 6.1 194 29 299.4 300.2 286.2 312.6 4.37 9 837 1605 11.8 -1.2 40 13.0 5.4 191 27 299.8 300.6 286.2 312.4 4.18 10 790 2086 9.0 -6.0 34 15.0 2.3 199 24 301.8 302.4 285.8 311.3 3.09 11 770 2298 9.6 -12.4 20 22.0 0.8 202 25 304.7 305.1 285.6 310.8 1.91 12 700 3082 4.6 -11.4 30 16.0 -1.8 210 28 307.6 308.0 287.1 314.9 2.28 13 633 3892 -0.5 -17.5 26 17.0 -6.3 219 27 310.7 311.0 287.3 315.8 1.53 14 589 4465 -2.1 -50.1 1 48.0 -10.1 213 32 315.4 315.4 287.3 315.6 0.07 15 541 5136 -4.5 -27.5 15 23.0 -10.7 212 40 320.3 320.4 289.6 322.9 0.74 16 500 5750 -9.3 -32.3 14 23.0 -14.5 220 50 321.7 321.8 289.8 323.5 0.51 17 442 6694 -15.7 -51.7 3 36.0 -20.1 220 50 325.2 325.2 290.4 325.5 0.07 18 439 6745 -15.7 -51.7 3 36.0 -20.2 220 50 325.8 325.8 290.6 326.1 0.07 19 400 7440 -21.9 -54.9 3 33.0 -25.1 220 49 326.5 326.5 290.8 326.7 0.06 20 334 8737 -33.7 -56.7 8 23.0 -35.1 223 55 327.7 327.7 291.1 327.9 0.05 21 306 9344 -38.9 -54.9 17 16.0 -39.8 225 58 328.7 328.7 291.4 329.0 0.07 22 300 9480 -39.3 -57.3 13 18.0 -40.2 225 56 330.0 330.0 291.7 330.2 0.06 23 296 9572 -39.9 -59.9 10 20.0 -40.8 225 56 330.4 330.4 291.9 330.6 0.04 24 273 10124 -41.3 -69.3 3 28.0 -42.2 227 73 336.1 336.1 293.3 336.1 0.01 25 250 10720 -43.7 -64.7 8 21.0 -44.4 230 100 341.1 341.1 294.6 341.2 0.03 26 237 11075 -46.3 -64.3 11 18.0 -46.9 230 111 342.4 342.4 294.9 342.5 0.03 27 222 11507 -46.5 -72.5 4 26.0 -47.1 231 118 348.6 348.6 296.3 348.6 0.01 28 200 12190 -50.7 -71.7 7 21.0 -51.1 235 122 352.5 352.5 297.2 352.5 0.01 29 180 12868 -55.0 -75.3 6 20.3 -55.3 240 134 356.2 356.2 298.0 356.2 0.01 30 150 14010 -62.5 -81.5 6 19.0 -62.6 245 110 362.4 362.4 299.2 362.4 0.00 31 139 14477 -65.5 -84.5 5 19.0 -65.6 244 112 365.1 365.1 299.7 365.1 0.00 32 125 15122 -66.5 -86.5 4 20.0 -66.6 239 90 374.6 374.6 301.4 374.6 0.00 33 100 16460 -70.5 -88.5 5 18.0 -70.6 245 55 391.5 391.5 304.0 391.5 0.00 TRP WND 180 12868 -55.0 -75.3 6 20.3 -55.3 240 134 356.2 356.2 298.0 356.2 0.01 Sounding variables and indices 1000-500 mb thick: 5653.00 m Freezing level: 639.57 mb = 3812.52 m = 12508.13 ft Wetbulb zero: 747.70 mb = 2540.04 m = 8333.35 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 35.27 % Est. max temperature: 23.61 C = 74.50 F Sfc-Lift cond lev (LCL): 911.31 mb = 891.43 m = 2924.59 ft T: 13.95 C 700-500 lapse rate: 5.21 C/km ThetaE index: 16.31 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 880.38 mb = 1181.84 m = 3877.39 ft Mean mixing ratio: 9.73 g/kg Conv temperature: 22.92 C = 73.25 F Cap Strength: 6.38 C Lifted Index: 5.68 C Risk: None Lifted Index @300 mb: 5.86 C Lifted Index @700 mb: 3.12 C Showalter Index: 11.48 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 8.90 C K Index: 5.50 Risk: None Sweat Index: 185.83 Risk: None Energy Index: 2.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.23 J/kg Max Up Vert Vel: 2.11 m/s Conv Inhibition (B-): 5.51 J/kg Cap Strength: 6.34 C Lift Cond Lev (LCL): 888.61 mb = 1103.50 m = 3620.36 ft Lev Free Conv (LFC): 863.61 mb = 1343.05 m = 4406.29 ft Equ Level (EL): 853.61 mb = 1440.36 m = 4725.54 ft B at Equ Level: -2.42 J/kg Max Parcel Lev (MPL): 853.61 mb = 1440.36 m = 4725.54 ft Wind level data Storm motion: 243 at 23 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1010 11 230 12 9.2 7.7 | 77 11 -11.0 -2.7 1 1000 97 230 23 17.6 14.8 | 149 5 -2.6 4.4 2 976 305 240 23 19.9 11.5 | 164 1 -0.3 1.1 3 925 766 215 24 13.8 19.7 | 145 11 -6.5 9.3 4 909 914 220 23 14.8 17.6 | 143 9 -5.5 7.3 5 850 1476 195 29 7.5 28.0 | 144 22 -12.7 17.6 6 845 1524 190 28 4.9 27.6 | 138 23 -15.4 17.2 7 785 2134 200 24 8.2 22.6 | 135 17 -12.0 12.2 8 703 3048 210 30 15.0 26.0 | 161 16 -5.2 15.6 9 700 3082 210 28 14.0 24.2 | 156 15 -6.2 13.9 10 651 3658 215 24 13.8 19.7 | 145 11 -6.5 9.3 11 603 4267 225 31 21.9 21.9 | 188 12 1.7 11.6 12 580 4572 205 32 13.5 29.0 | 160 20 -6.7 18.6 13 500 5750 220 50 32.1 38.3 | 203 30 11.9 27.9 14 497 5791 220 52 33.4 39.8 | 204 32 13.2 29.5 15 400 7440 220 49 31.5 37.5 | 203 29 11.3 27.2 16 301 9449 225 58 41.0 41.0 | 214 37 20.8 30.6 17 300 9480 225 56 39.6 39.6 | 214 35 19.4 29.2 18 288 9754 225 56 39.6 39.6 | 214 35 19.4 29.2 19 250 10720 230 100 76.6 64.3 | 226 78 56.4 53.9 20 230 11278 230 117 89.6 75.2 | 227 95 69.4 64.8 21 200 12190 235 122 99.9 70.0 | 233 100 79.7 59.6 22 180 12868 240 134 116.0 67.0 | 239 111 95.8 56.6 23 173 13106 240 134 116.0 67.0 | 239 111 95.8 56.6 24 150 14010 245 110 99.7 46.5 | 246 87 79.5 36.1 25 150 14021 240 107 92.7 53.5 | 239 84 72.4 43.1 26 142 14326 245 114 103.3 48.2 | 246 91 83.1 37.8 27 129 14935 240 107 92.7 53.5 | 239 84 72.4 43.1 28 116 15545 235 49 40.1 28.1 | 228 27 19.9 17.7 29 100 16459 255 61 58.9 15.8 | 262 39 38.7 5.4 30 100 16460 245 55 49.8 23.2 | 246 32 29.6 12.9 31 95 16764 245 55 49.8 23.2 | 246 32 29.6 12.9 Wind Parameters Mean winds (0-6000m): 212.9 at 30.3 knts Storm direction: 242.9 at 22.7 knts Shear (0-3000m) pos: 1.6 neg: 3.5 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 83.8 deg Storm rel helicity (0-3000m) pos: 48.4 neg: -26.3 tot: 22.1 m^2/s^2 ave: 7.4 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 20.82 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 234 22 139 4| 0.0 11.8 11.8| 14.5 -0.5 14.0 28.0 0.52| 20.9 10.8 1000 227 23 146 6| 0.0 6.6 6.6| 15.7 -4.0 11.8 11.8 0.33| 14.9 4.9 1500 218 24 148 10| 0.0 7.0 7.0| 16.5 -18.1 -1.5 -1.0 0.17| 14.2 2.4 2000 211 25 145 13| 1.2 5.2 6.4| 16.5 -25.0 -8.5 -4.2 0.13| 11.9 1.5 2500 209 25 144 14| 1.3 4.2 5.5| 29.9 -26.3 3.6 1.4 0.17| 10.3 1.8 3000 209 25 146 14| 1.6 3.5 5.1| 48.4 -26.3 22.1 7.4 0.24| 9.3 2.2 4000 210 26 148 14| 1.8 2.6 4.5| 61.8 -39.0 22.8 5.7 0.21| 8.4 1.8 5000 211 27 154 14| 1.8 2.8 4.6|105.4 -64.0 41.4 8.3 0.20| 8.8 1.7 6000 213 30 166 16| 2.7 2.3 5.0|188.7 -64.8 123.9 20.6 0.28| 8.7 2.5 Wrote GIF file: /home/apache/climate/data/raob//Y4995/skewt/Y4995.skewt.20250418.23.gif