UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101723.upa.cvt Date: 2300Z 17 OCT 25 Searching for Y4995... Searching the city database file for: Y4995 ... Date:2300Z 17 OCT 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 1015 7 21.0 15.0 69 6.0 17.1 285 6 292.9 294.8 289.7 323.1 10.62 1 1000 135 19.2 14.2 73 5.0 16.0 310 10 292.4 294.2 289.2 321.4 10.23 2 929 763 14.4 7.4 63 7.0 10.4 305 17 293.7 294.9 286.6 313.8 6.96 3 925 800 14.2 7.2 63 7.0 10.2 305 17 293.8 295.1 286.6 313.7 6.90 4 891 1115 11.6 7.7 77 3.9 9.4 308 14 294.3 295.6 287.3 315.7 7.42 5 850 1508 9.8 5.4 74 4.4 7.4 245 15 296.4 297.6 287.3 315.8 6.63 6 844 1567 9.2 5.2 76 4.0 7.0 245 16 296.4 297.6 287.3 315.6 6.58 7 832 1686 10.8 3.8 62 7.0 7.0 232 20 299.3 300.4 287.8 317.2 6.05 8 700 3102 0.6 -1.0 89 1.6 -0.2 250 8 303.1 304.1 288.3 318.5 5.08 9 654 3644 -3.5 -3.6 99 0.1 -3.6 257 13 304.5 305.3 288.2 318.2 4.48 10 500 5720 -15.3 -16.7 89 1.4 -15.7 245 23 314.4 314.8 289.1 321.2 2.07 11 496 5781 -15.7 -17.0 90 1.3 -16.1 244 22 314.6 315.0 289.2 321.3 2.03 12 439 6692 -22.7 -26.6 70 3.9 -23.5 252 22 316.9 317.1 288.8 320.3 0.99 13 400 7370 -27.9 -30.5 78 2.6 -28.3 255 20 318.7 318.9 289.2 321.4 0.75 14 309 9171 -41.9 -44.6 75 2.7 -42.1 322 23 323.6 323.6 290.1 324.4 0.23 15 301 9348 -43.5 -45.7 79 2.2 -43.6 320 26 323.7 323.8 290.1 324.5 0.21 16 300 9370 -43.7 -46.3 75 2.6 -43.9 320 26 323.8 323.8 290.1 324.5 0.20 17 268 10112 -50.1 -54.2 62 4.1 -50.3 326 34 325.1 325.1 290.4 325.4 0.09 18 250 10560 -53.1 -63.1 29 10.0 -53.3 305 25 327.1 327.1 290.9 327.3 0.03 19 240 10824 -54.3 -71.3 11 17.0 -54.5 293 23 329.2 329.2 291.5 329.2 0.01 20 222 11331 -49.9 -76.9 3 27.0 -50.3 271 20 343.3 343.3 295.1 343.4 0.00 21 200 12010 -53.9 -76.9 4 23.0 -54.2 235 47 347.4 347.4 296.1 347.4 0.01 22 150 13850 -57.1 -84.1 2 27.0 -57.4 255 41 371.7 371.7 300.9 371.7 0.00 23 144 14107 -59.1 -84.1 3 25.0 -59.3 247 41 372.6 372.6 301.0 372.6 0.00 24 135 14511 -59.9 -84.9 2 25.0 -60.1 247 45 378.1 378.1 301.9 378.1 0.00 25 133 14604 -57.5 -83.5 2 26.0 -57.8 251 47 384.0 384.0 302.9 384.0 0.00 26 100 16380 -63.5 -86.5 3 23.0 -63.7 250 21 405.0 405.0 305.9 405.0 0.00 27 96 16629 -65.3 -87.3 3 22.0 -65.4 255 25 406.3 406.3 306.0 406.3 0.00 28 93 16824 -62.5 -87.5 2 25.0 -62.7 250 21 415.5 415.5 307.2 415.5 0.00 29 82 17602 -61.5 -88.5 2 27.0 -61.8 248 21 432.8 432.8 309.1 432.8 0.00 30 70 18580 -62.3 -88.3 2 26.0 -62.6 245 21 451.1 451.1 311.0 451.1 0.00 31 50 20670 -58.3 -88.3 1 30.0 -59.0 125 11 506.1 506.1 315.4 506.1 0.00 32 38 22395 -59.3 -88.3 1 29.0 -60.1 104 14 544.9 544.9 317.8 544.9 0.00 33 30 23890 -55.7 -87.7 1 32.0 -57.2 85 17 592.8 592.8 320.3 592.8 0.01 34 20 26480 -53.3 -87.3 1 34.0 -55.9 80 25 673.0 673.0 323.5 673.1 0.01 35 16 27922 -51.9 -86.9 1 35.0 -55.4 721.9 722.0 325.1 722.0 0.01 36 16 27922 -52.5 -87.5 1 35.0 -55.8 720.0 720.0 325.1 720.1 0.01 37 12 29801 -47.7 -85.7 0 38.0 -53.5 798.7 798.7 327.2 798.9 0.02 TRP 96 16629 -65.3 -87.3 3 22.0 -65.4 255 25 406.3 406.3 306.0 406.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5585.00 m Freezing level: 693.27 mb = 3181.26 m = 10437.07 ft Wetbulb zero: 703.41 mb = 3062.19 m = 10046.45 ft Precipitable water: 1.23 inches Sfc-500 mean rel hum: 82.92 % Est. max temperature: 23.74 C = 74.73 F Sfc-Lift cond lev (LCL): 928.98 mb = 763.68 m = 2505.47 ft T: 14.40 C 700-500 lapse rate: 6.07 C/km ThetaE index: 9.39 C Layer 1000.0- 891.0 mb Conv cond level (CCL): 796.55 mb = 2042.96 m = 6702.56 ft Mean mixing ratio: 8.62 g/kg Conv temperature: 28.43 C = 83.17 F Cap Strength: 3.57 C Lifted Index: 2.38 C Risk: None Lifted Index @300 mb: 4.68 C Lifted Index @700 mb: 1.11 C Showalter Index: 3.49 C Risk: None Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 20.70 C K Index: 28.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 117.80 Risk: None Energy Index: 1.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.53 J/kg Max Up Vert Vel: 2.66 m/s Conv Inhibition (B-): 51540.56 J/kg Cap Strength: 3.42 C Lift Cond Lev (LCL): 884.14 mb = 1179.42 m = 3869.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 280 at 12 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 1015 7 285 6 5.8 -1.6 | 94 6 -6.3 0.5 1 1000 135 310 10 7.7 -6.4 | 45 6 -4.4 -4.4 2 946 610 305 19 15.6 -10.9 | 338 10 3.5 -8.9 3 925 800 305 17 13.9 -9.8 | 346 8 1.9 -7.7 4 912 914 305 15 12.3 -8.6 | 358 7 0.2 -6.6 5 880 1219 310 13 10.0 -8.4 | 18 7 -2.1 -6.3 6 850 1508 245 15 13.6 6.3 | 190 9 1.5 8.4 7 848 1524 250 14 13.2 4.8 | 189 7 1.1 6.8 8 817 1829 215 25 14.3 20.5 | 186 23 2.3 22.5 9 788 2134 210 21 10.5 18.2 | 176 20 -1.6 20.2 10 759 2438 215 17 9.8 13.9 | 172 16 -2.3 16.0 11 731 2743 240 13 11.3 6.5 | 175 9 -0.8 8.5 12 705 3048 255 8 7.7 2.1 | 133 6 -4.3 4.1 13 700 3102 250 8 7.5 2.7 | 136 7 -4.6 4.8 14 678 3353 265 11 11.0 1.0 | 160 3 -1.1 3.0 15 603 4267 240 16 13.9 8.0 | 190 10 1.8 10.0 16 500 5720 245 23 20.8 9.7 | 217 15 8.8 11.8 17 475 6096 240 17 14.7 8.5 | 194 11 2.7 10.5 18 456 6401 270 19 19.0 -0.0 | 254 7 6.9 2.0 19 438 6706 250 22 20.7 7.5 | 222 13 8.6 9.6 20 420 7010 260 23 22.7 4.0 | 240 12 10.6 6.0 21 403 7315 275 22 21.9 -1.9 | 269 10 9.8 0.1 22 400 7370 255 20 19.3 5.2 | 225 10 7.3 7.2 23 386 7620 255 20 19.3 5.2 | 225 10 7.3 7.2 24 353 8230 290 13 12.2 -4.4 | 356 2 0.1 -2.4 25 338 8534 300 16 13.9 -8.0 | 343 6 1.8 -6.0 26 324 8839 325 18 10.3 -14.7 | 8 13 -1.7 -12.7 27 300 9370 320 26 16.7 -19.9 | 345 18 4.6 -17.9 28 270 10058 325 34 19.5 -27.9 | 344 27 7.4 -25.8 29 258 10363 330 32 16.0 -27.7 | 351 26 3.9 -25.7 30 250 10560 305 25 20.5 -14.3 | 326 15 8.4 -12.3 31 214 11582 260 19 18.7 3.3 | 231 9 6.6 5.3 32 204 11887 235 28 22.9 16.1 | 211 21 10.9 18.1 33 200 12010 235 47 38.5 27.0 | 222 39 26.4 29.0 34 194 12192 230 49 37.5 31.5 | 217 42 25.5 33.5 35 185 12497 240 25 21.7 12.5 | 213 17 9.6 14.5 36 168 13106 250 34 31.9 11.6 | 236 24 19.9 13.7 37 161 13411 275 36 35.9 -3.1 | 273 24 23.8 -1.1 38 153 13716 275 47 46.8 -4.1 | 273 35 34.8 -2.1 39 150 13850 255 41 39.6 10.6 | 245 30 27.5 12.6 40 139 14326 240 41 35.5 20.5 | 226 33 23.4 22.5 41 126 14935 265 54 53.8 4.7 | 261 42 41.7 6.7 42 114 15545 240 30 26.0 15.0 | 219 22 13.9 17.0 43 109 15850 250 41 38.5 14.0 | 239 31 26.5 16.1 44 104 16154 245 48 43.5 20.3 | 235 39 31.4 22.3 45 100 16380 250 21 19.7 7.2 | 220 12 7.7 9.2 46 99 16459 235 29 23.8 16.6 | 212 22 11.7 18.7 47 96 16629 255 25 24.1 6.5 | 235 15 12.1 8.5 48 94 16764 250 21 19.7 7.2 | 220 12 7.7 9.2 49 70 18580 245 21 19.0 8.9 | 213 13 7.0 10.9 50 50 20670 125 11 -9.0 6.3 | 112 23 -21.1 8.3 51 30 23890 85 17 -16.9 -1.5 | 91 29 -29.0 0.5 52 20 26480 80 25 -24.6 -4.3 | 86 37 -36.7 -2.3 Wind Parameters Mean winds (0-6000m): 249.6 at 16.3 knts Storm direction: 279.6 at 12.2 knts Shear (0-3000m) pos: 4.1 neg: 4.8 tot: 8.8 10-3/s Storm rel Dir Shear (0-3000m): 46.1 deg Storm rel helicity (0-3000m) pos: 14.0 neg: -77.5 tot: -63.5 m^2/s^2 ave: -21.2 10^-3 m/s^2 rel: -0.43 Storm rel vorticity (0-3000m) horiz: 12.5 stream: -5.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 26.03 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 ------------------------------------------------------------------------------- 500 306 12 24 6| 12.0 0.0 12.0| 0.0 -18.7 -18.7 -37.4 -0.95| 12.6-12.0 1000 306 15 2 6| 4.7 0.0 4.7| 6.7 -22.0 -15.2 -15.2 -0.51| 9.7 -5.0 1500 301 14 358 5| 3.1 5.1 8.3| 9.4 -30.5 -21.1 -14.1 -0.55| 13.0 -7.1 2000 277 16 267 4| 2.3 7.1 9.5| 11.1 -56.4 -45.3 -22.6 -0.46| 13.9 -6.4 2500 259 17 220 7| 3.0 5.7 8.7| 12.6 -69.9 -57.3 -22.9 -0.44| 12.8 -5.6 3000 255 16 209 7| 4.1 4.8 8.8| 14.0 -77.5 -63.5 -21.2 -0.43| 12.5 -5.3 4000 255 15 202 6| 3.2 4.1 7.3| 19.3 -78.2 -58.9 -14.7 -0.33| 10.6 -3.5 5000 252 15 200 7| 2.6 3.5 6.1| 28.1 -78.2 -50.1 -10.0 -0.27| 9.1 -2.5 6000 250 16 203 8| 2.2 2.9 5.0| 37.2 -90.8 -53.6 -8.9 -0.26| 8.3 -2.2 Wrote GIF file: /home/apache/climate/data/raob//Y4995/skewt/Y4995.skewt.20251017.23.gif