UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101623.upa.cvt Date: 2300Z 16 OCT 25 Searching for Y4711... Searching the city database file for: Y4711 ... Date:2300Z 16 OCT 25 Station: Y4711 WMO ident: 94711 Latitude: -31.48 Longitude: 145.82 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 117 SFC 984 261 30.8 13.8 36 17.0 19.5 320 11 305.4 307.2 293.3 335.7 10.12 2 978 315 27.8 13.8 42 14.0 18.6 319 11 302.9 304.7 292.6 333.1 10.19 3 925 805 24.8 9.8 39 15.0 15.4 295 18 304.7 306.2 291.6 329.4 8.24 4 850 1539 18.8 7.8 49 11.0 12.1 295 17 305.8 307.3 291.6 329.5 7.83 5 752 2575 10.2 1.2 54 9.0 5.4 262 17 307.4 308.5 290.1 324.5 5.55 6 733 2787 9.2 -4.8 37 14.0 2.5 266 18 308.6 309.3 288.8 320.0 3.65 7 700 3167 5.8 -2.2 56 8.0 1.8 265 21 308.9 309.8 289.8 323.4 4.65 8 605 4338 -4.3 -5.1 94 0.8 -4.7 246 30 310.4 311.2 290.0 324.0 4.33 9 507 5705 -14.1 -16.4 83 2.3 -14.8 247 34 314.6 315.0 289.2 321.5 2.09 10 500 5810 -14.3 -23.3 46 9.0 -16.6 245 35 315.6 315.8 288.6 319.6 1.17 11 499 5825 -14.3 -25.3 39 11.0 -17.0 245 35 315.8 316.0 288.5 319.1 0.98 12 496 5871 -13.7 -41.7 7 28.0 -18.1 245 35 317.1 317.1 288.0 317.8 0.20 13 495 5886 -13.7 -44.7 5 31.0 -18.2 245 35 317.2 317.3 288.0 317.8 0.14 14 473 6229 -16.1 -39.1 12 23.0 -19.8 249 36 318.4 318.5 288.5 319.4 0.27 15 471 6261 -16.5 -24.5 50 8.0 -18.5 250 36 318.3 318.5 289.4 322.1 1.12 16 467 6325 -16.7 -49.7 4 33.0 -20.7 252 36 318.8 318.9 288.5 319.2 0.09 17 418 7148 -21.7 -42.7 13 21.0 -24.5 272 37 322.7 322.7 289.8 323.5 0.21 18 400 7470 -24.5 -41.5 19 17.0 -26.6 265 43 323.1 323.2 290.0 324.1 0.25 19 349 8446 -33.1 -45.1 29 12.0 -34.1 258 53 324.4 324.4 290.3 325.1 0.20 20 336 8711 -35.3 -44.3 39 9.0 -36.1 256 56 324.9 325.0 290.5 325.8 0.22 21 331 8816 -35.9 -38.9 74 3.0 -36.2 255 57 325.5 325.6 290.9 327.0 0.40 22 323 8985 -37.5 -38.7 88 1.2 -37.6 254 59 325.6 325.6 290.9 327.1 0.42 23 305 9378 -41.1 -44.1 73 3.0 -41.3 251 64 325.9 325.9 290.8 326.8 0.25 24 300 9490 -41.7 -47.7 52 6.0 -42.1 250 65 326.6 326.6 290.9 327.2 0.17 25 288 9767 -43.5 -60.5 14 17.0 -44.1 247 67 327.9 327.9 291.2 328.0 0.04 26 285 9838 -43.9 -55.9 25 12.0 -44.4 246 68 328.3 328.3 291.3 328.5 0.07 27 250 10710 -49.9 -66.9 12 17.0 -50.3 235 75 331.9 331.9 292.2 332.0 0.02 28 246 10815 -50.5 -66.5 13 16.0 -50.8 234 76 332.5 332.5 292.4 332.6 0.02 29 218 11592 -54.3 -69.3 14 15.0 -54.5 235 73 338.3 338.3 293.9 338.4 0.02 30 200 12140 -55.9 -74.9 8 19.0 -56.1 245 62 344.2 344.2 295.3 344.3 0.01 31 178 12879 -58.7 -77.7 7 19.0 -58.9 265 67 351.3 351.3 296.9 351.3 0.01 32 168 13244 -58.3 -79.7 5 21.4 -58.5 260 83 357.9 357.9 298.2 357.9 0.00 33 150 13960 -57.5 -83.5 2 26.0 -57.8 250 72 371.0 371.0 300.8 371.0 0.00 34 144 14218 -56.9 -84.9 2 28.0 -57.2 247 69 376.4 376.4 301.6 376.4 0.00 35 122 15250 -64.3 -86.3 3 22.0 -64.4 255 45 381.2 381.2 302.5 381.2 0.00 36 100 16460 -66.1 -87.1 4 21.0 -66.2 250 39 400.0 400.0 305.2 400.0 0.00 37 94 16838 -62.9 -87.9 2 25.0 -63.1 251 38 413.4 413.4 306.9 413.5 0.00 38 85 17450 -67.9 -87.9 4 20.0 -68.0 256 30 415.4 415.4 307.2 415.4 0.00 39 76 18129 -63.5 -89.5 2 26.0 -63.7 261 21 438.1 438.1 309.7 438.1 0.00 40 70 18630 -66.5 -90.5 2 24.0 -66.7 265 14 442.1 442.1 310.1 442.1 0.00 41 67 18894 -66.7 -90.7 2 24.0 -66.9 243 14 447.3 447.3 310.6 447.3 0.00 42 62 19367 -62.5 -90.5 1 28.0 -62.9 204 14 466.6 466.6 312.4 466.6 0.00 43 58 19775 -64.9 -90.9 2 26.0 -65.2 170 15 470.2 470.2 312.7 470.2 0.00 44 50 20690 -59.9 -89.9 1 30.0 -60.5 95 15 502.3 502.3 315.1 502.3 0.00 45 30 23910 -55.1 -89.1 1 34.0 -56.7 80 32 594.4 594.4 320.3 594.5 0.00 46 21 26205 -51.9 -87.9 1 36.0 -54.8 667.9 667.9 323.3 668.0 0.01 TRP 178 12879 -58.7 -77.7 7 19.0 -58.9 265 67 351.3 351.3 296.9 351.3 0.01 WND 168 13244 -58.3 -79.7 5 21.4 -58.5 260 83 357.9 357.9 298.2 357.9 0.00 Sounding variables and indices 1000-500 mb thick: 5693.00 m Freezing level: 645.45 mb = 3839.27 m = 12595.89 ft Wetbulb zero: 673.80 mb = 3473.19 m = 11394.85 ft Precipitable water: 1.13 inches Sfc-500 mean rel hum: 63.89 % Est. max temperature: 31.54 C = 88.78 F Sfc-Lift cond lev (LCL): 768.58 mb = 2390.15 m = 7841.59 ft T: 11.73 C 700-500 lapse rate: 7.60 C/km ThetaE index: 9.49 C Layer 752.0- 700.0 mb Conv cond level (CCL): 710.25 mb = 3047.16 m = 9997.14 ft Mean mixing ratio: 8.81 g/kg Conv temperature: 34.24 C = 93.63 F Cap Strength: 2.81 C Lifted Index: -3.42 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.88 C Lifted Index @700 mb: 1.21 C Showalter Index: -2.84 C Risk: Severe thunderstorms possible Total Totals Index: 55.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 33.10 C Cross Totals Index: 22.10 C K Index: 32.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 286.60 Risk: None Energy Index: -1.98 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 558.93 J/kg Max Up Vert Vel: 33.43 m/s Conv Inhibition (B-): 152.30 J/kg Cap Strength: 2.81 C Lift Cond Lev (LCL): 756.43 mb = 2524.85 m = 8283.51 ft Lev Free Conv (LFC): 661.43 mb = 3621.90 m = 11882.72 ft Equ Level (EL): 261.43 mb = 10412.36 m = 34160.87 ft B at Equ Level: 553.85 J/kg Max Parcel Lev (MPL): 181.43 mb = 12757.96 m = 41856.32 ft Wind level data Storm motion: 291 at 17 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 ---------------------------------------------------------- 0 984 261 320 11 7.1 -8.4 | 76 9 -8.9 -2.2 1 946 610 315 10 7.1 -7.1 | 85 9 -8.9 -0.8 2 925 805 295 18 16.3 -7.6 | 346 1 0.3 -1.3 3 913 914 290 17 16.0 -5.8 | 180 0 0.0 0.5 4 850 1539 295 17 15.4 -7.2 | 32 1 -0.6 -0.9 5 821 1829 300 16 13.9 -8.0 | 51 3 -2.1 -1.7 6 792 2134 275 16 15.9 -1.4 | 180 5 -0.0 4.9 7 764 2438 260 16 15.8 2.8 | 179 9 -0.2 9.1 8 710 3048 270 19 19.0 -0.0 | 206 7 3.0 6.3 9 700 3167 265 21 20.9 1.8 | 211 9 4.9 8.1 10 609 4267 245 30 27.2 12.7 | 211 22 11.2 19.0 11 563 4877 260 25 24.6 4.3 | 219 14 8.6 10.6 12 500 5810 245 35 31.7 14.8 | 217 26 15.7 21.1 13 481 6096 245 36 32.6 15.2 | 218 27 16.7 21.5 14 425 7010 275 35 34.9 -3.1 | 260 19 18.9 3.2 15 400 7470 265 43 42.8 3.7 | 250 29 26.9 10.0 16 300 9490 250 65 61.1 22.2 | 238 53 45.1 28.5 17 250 10710 235 75 61.4 43.0 | 223 67 45.5 49.3 18 229 11278 230 79 60.5 50.8 | 218 72 44.5 57.1 19 200 12140 245 62 56.2 26.2 | 231 52 40.2 32.5 20 189 12497 245 62 56.2 26.2 | 231 52 40.2 32.5 21 178 12879 265 67 66.7 5.8 | 257 52 50.8 12.1 22 168 13244 260 83 81.7 14.4 | 253 69 65.8 20.7 23 164 13411 260 83 81.7 14.4 | 253 69 65.8 20.7 24 150 13960 250 72 67.7 24.6 | 239 60 51.7 30.9 25 149 14021 250 78 73.3 26.7 | 240 66 57.3 33.0 26 135 14630 240 48 41.6 24.0 | 220 40 25.6 30.3 27 128 14935 250 38 35.7 13.0 | 226 28 19.7 19.3 28 116 15545 260 52 51.2 9.0 | 247 38 35.2 15.3 29 110 15850 250 38 35.7 13.0 | 226 28 19.7 19.3 30 105 16154 265 26 25.9 2.3 | 229 13 9.9 8.5 31 100 16460 250 39 36.6 13.3 | 227 29 20.7 19.6 32 95 16764 250 39 36.6 13.3 | 227 29 20.7 19.6 33 70 18630 265 14 13.9 1.2 | 165 8 -2.0 7.5 34 50 20690 95 15 -14.9 1.3 | 104 32 -30.9 7.6 35 30 23910 80 32 -31.5 -5.6 | 91 47 -47.5 0.7 Wind Parameters Mean winds (0-6000m): 261.5 at 22.9 knts Storm direction: 291.5 at 17.2 knts Shear (0-3000m) pos: 0.3 neg: 3.5 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 136.2 deg Storm rel helicity (0-3000m) pos: 14.8 neg: -4.5 tot: 10.2 m^2/s^2 ave: 3.4 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 0.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 12.71 Bulk Shear: 43.97 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 ------------------------------------------------------------------------------- 500 313 11 79 8| 0.0 7.2 7.2| 2.7 -4.0 -1.2 -2.5 -0.25| 8.6 -2.2 1000 300 14 76 4| 0.0 4.5 4.5| 2.7 -4.3 -1.6 -1.6 -0.44| 6.7 -2.9 1500 298 15 72 3| 0.7 3.0 3.7| 2.9 -4.3 -1.4 -0.9 -0.36| 5.2 -1.9 2000 295 15 85 2| 0.5 3.7 4.2| 4.9 -4.3 0.6 0.3 -0.03| 6.1 -0.2 2500 288 16 141 2| 0.4 3.4 3.7| 8.8 -4.5 4.3 1.7 0.03| 5.8 0.2 3000 284 16 175 2| 0.3 3.5 3.8| 14.8 -4.5 10.2 3.4 0.11| 5.8 0.6 4000 272 19 207 6| 0.2 4.0 4.2| 15.7 -10.3 5.4 1.3 0.06| 5.8 0.4 5000 267 21 211 9| 0.9 3.6 4.5| 29.4 -10.5 18.9 3.8 0.10| 6.0 0.6 6000 261 23 215 12| 0.9 3.5 4.4| 52.6 -17.5 35.1 5.9 0.11| 6.1 0.7 Wrote GIF file: /home/apache/climate/data/raob//Y4711/skewt/Y4711.skewt.20251016.23.gif