UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121211.upa.cvt Date: 1100Z 12 DEC 25 Searching for Y4461... Searching the city database file for: Y4461 ... Date:1100Z 12 DEC 25 Station: Y4461 WMO ident: 94461 Latitude: -25.03 Longitude: 128.28 ------------------------------------------------------------------------------- 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 22 SFC 939 592 32.0 10.0 26 22.0 17.8 135 11 310.7 312.3 293.3 336.0 8.23 2 936 621 32.8 8.8 23 24.0 17.5 125 22 311.8 313.2 293.2 335.3 7.61 3 925 728 32.0 8.0 23 24.0 16.9 125 21 312.0 313.4 293.0 334.6 7.29 4 850 1478 25.6 3.6 24 22.0 12.7 135 30 313.0 314.1 292.0 331.2 5.83 5 823 1761 23.2 2.2 25 21.0 11.2 139 26 313.3 314.4 291.9 330.5 5.45 6 700 3146 12.2 3.2 54 9.0 6.9 345 10 316.0 317.3 293.7 337.8 6.90 7 588 4579 0.0 -2.2 85 2.2 -1.2 19 18 318.0 319.0 293.2 335.7 5.54 8 523 5509 -6.3 -6.3 100 0.0 -6.3 339 10 321.2 322.1 293.3 336.1 4.57 9 500 5860 -8.9 -9.2 98 0.3 -9.0 315 9 322.2 322.9 293.0 334.8 3.81 10 470 6335 -12.1 -12.1 100 0.0 -12.1 325 10 324.0 324.6 293.0 334.7 3.22 11 468 6368 -12.5 -14.0 89 1.5 -13.0 322 10 323.9 324.4 292.6 333.2 2.77 12 465 6417 -11.5 -22.5 40 11.0 -14.7 321 10 325.7 326.0 291.8 330.4 1.35 13 463 6450 -11.3 -17.3 61 6.0 -13.4 322 9 326.4 326.8 292.7 333.7 2.13 14 456 6566 -12.1 -16.1 72 4.0 -13.5 328 7 326.8 327.3 293.0 335.0 2.39 15 453 6616 -12.5 -18.5 61 6.0 -14.5 330 7 326.9 327.3 292.7 333.7 1.96 16 445 6752 -11.7 -24.7 33 13.0 -15.4 334 6 329.6 329.8 292.7 333.7 1.16 17 438 6874 -12.1 -29.1 23 17.0 -16.4 332 9 330.6 330.7 292.6 333.4 0.79 18 404 7485 -16.3 -29.3 32 13.0 -19.4 286 14 332.9 333.0 293.3 335.9 0.84 19 400 7560 -17.1 -31.1 29 14.0 -20.2 275 13 332.8 332.9 293.2 335.4 0.71 20 365 8239 -23.5 -32.5 43 9.0 -25.2 260 25 333.1 333.2 293.2 335.6 0.68 21 355 8442 -25.3 -31.3 57 6.0 -26.5 266 28 333.3 333.5 293.4 336.2 0.79 22 346 8629 -25.5 -27.4 84 1.9 -25.9 273 32 335.5 335.7 294.3 339.7 1.17 23 330 8971 -27.3 -30.4 75 3.1 -27.9 284 35 337.6 337.8 294.6 341.0 0.92 24 319 9215 -29.7 -31.3 86 1.6 -30.0 289 34 337.5 337.7 294.5 340.8 0.88 25 300 9650 -33.1 -37.6 64 4.5 -33.7 285 32 338.7 338.8 294.5 340.7 0.50 26 278 10179 -37.9 -43.9 53 6.0 -38.5 281 37 339.3 339.3 294.4 340.4 0.28 27 261 10610 -41.5 -61.5 10 20.0 -42.3 277 41 340.2 340.2 294.4 340.3 0.04 28 252 10847 -43.9 -59.9 15 16.0 -44.5 275 43 340.0 340.0 294.4 340.2 0.05 29 250 10900 -44.3 -60.3 15 16.0 -44.9 275 44 340.2 340.2 294.4 340.4 0.05 30 241 11144 -46.1 -60.1 19 14.0 -46.6 272 42 341.1 341.1 294.6 341.3 0.05 31 239 11199 -46.5 -53.5 45 7.0 -46.8 271 42 341.3 341.3 294.7 341.8 0.11 32 237 11254 -46.5 -73.5 3 27.0 -47.1 270 41 342.1 342.1 294.8 342.2 0.01 33 234 11338 -46.9 -53.9 45 7.0 -47.2 268 42 342.8 342.8 295.1 343.2 0.11 34 232 11395 -46.9 -48.9 80 2.0 -47.0 267 43 343.6 343.6 295.4 344.4 0.19 35 231 11423 -47.1 -54.1 45 7.0 -47.4 266 43 343.7 343.7 295.3 344.2 0.11 36 228 11509 -47.9 -51.8 64 3.9 -48.1 264 44 343.8 343.8 295.4 344.4 0.14 37 224 11626 -48.3 -68.3 8 20.0 -48.8 261 46 344.9 344.9 295.5 345.0 0.02 38 223 11655 -48.5 -58.5 30 10.0 -48.8 260 46 345.1 345.1 295.6 345.3 0.06 39 217 11833 -49.7 -53.0 68 3.3 -49.8 255 49 345.9 345.9 295.8 346.4 0.13 40 213 11954 -50.5 -58.5 38 8.0 -50.8 252 51 346.5 346.5 295.9 346.8 0.07 41 211 12015 -51.1 -52.3 87 1.2 -51.1 250 51 346.5 346.5 296.0 347.1 0.14 42 207 12139 -51.9 -57.9 48 6.0 -52.1 247 53 347.1 347.2 296.1 347.5 0.07 43 201 12328 -53.5 -62.5 33 9.0 -53.7 249 64 347.5 347.6 296.1 347.7 0.04 44 200 12360 -53.5 -62.5 33 9.0 -53.7 250 66 348.0 348.1 296.3 348.2 0.04 45 196 12490 -54.5 -60.5 47 6.0 -54.6 250 67 348.5 348.5 296.4 348.7 0.06 46 186 12823 -57.1 -74.1 10 17.0 -57.3 250 71 349.5 349.5 296.5 349.6 0.01 47 171 13352 -60.2 -77.6 9 17.4 -60.4 250 77 352.8 352.8 297.3 352.9 0.01 48 150 14160 -65.1 -83.1 7 18.0 -65.2 245 70 357.9 357.9 298.3 357.9 0.00 49 140 14577 -67.9 -84.9 7 17.0 -67.9 245 65 360.2 360.2 298.7 360.2 0.00 50 119 15547 -70.7 -83.7 13 13.0 -70.8 245 52 372.1 372.1 300.9 372.2 0.00 51 101 16503 -77.5 -85.5 26 8.0 -77.5 275 27 376.9 376.9 301.8 376.9 0.00 52 100 16560 -77.3 -86.3 22 9.0 -77.3 260 33 378.4 378.4 302.0 378.4 0.00 53 98 16676 -77.9 -86.9 22 9.0 -77.9 250 32 379.4 379.4 302.2 379.4 0.00 54 74 18297 -73.9 -87.9 10 14.0 -74.0 359 18 419.6 419.6 307.7 419.6 0.00 55 70 18620 -75.5 -88.5 11 13.0 -75.6 20 15 422.9 422.9 308.0 422.9 0.00 56 66 18958 -77.5 -89.5 13 12.0 -77.6 35 15 425.7 425.7 308.4 425.7 0.00 57 61 19417 -70.5 -89.5 4 19.0 -70.6 55 15 451.0 451.0 311.0 451.0 0.00 58 58 19715 -71.1 -90.1 4 19.0 -71.2 68 16 456.2 456.2 311.4 456.2 0.00 59 53 20256 -64.9 -88.9 2 24.0 -65.2 90 16 482.4 482.4 313.7 482.5 0.00 60 50 20610 -65.7 -89.7 2 24.0 -66.0 105 16 488.7 488.7 314.1 488.7 0.00 61 30 23760 -60.3 -88.3 1 28.0 -61.2 145 16 580.3 580.3 319.7 580.3 0.01 62 27 24417 -59.9 -87.9 1 28.0 -60.9 599.1 599.1 320.6 599.2 0.01 TRP 98 16676 -77.9 -86.9 22 9.0 -77.9 250 32 379.4 379.4 302.2 379.4 0.00 WND 171 13352 -60.2 -77.6 9 17.4 -60.4 250 77 352.8 352.8 297.3 352.9 0.01 Sounding variables and indices 1000-500 mb thick: 5838.00 m Freezing level: 588.00 mb = 4578.63 m = 15021.56 ft Wetbulb zero: 603.96 mb = 4358.60 m = 14299.69 ft Precipitable water: 1.16 inches Sfc-500 mean rel hum: 58.63 % Est. max temperature: 35.31 C = 95.56 F Sfc-Lift cond lev (LCL): 681.89 mb = 3361.42 m = 11028.15 ft T: 10.37 C 700-500 lapse rate: 7.77 C/km ThetaE index: 5.55 C Layer 936.0- 700.0 mb Conv cond level (CCL): 589.53 mb = 4557.26 m = 14951.45 ft Mean mixing ratio: 6.60 g/kg Conv temperature: 39.10 C = 102.38 F Cap Strength: 4.13 C Lifted Index: 0.92 C Risk: Showers probable Lifted Index @300 mb: 5.26 C Lifted Index @700 mb: 3.19 C Showalter Index: 1.74 C Risk: Showers probable Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 34.50 C Cross Totals Index: 12.50 C K Index: 29.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 112.20 Risk: None Energy Index: 0.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.97 J/kg Max Up Vert Vel: 2.44 m/s Conv Inhibition (B-): 21327.10 J/kg Cap Strength: 4.13 C Lift Cond Lev (LCL): 634.53 mb = 3952.81 m = 12968.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 87 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 ---------------------------------------------------------- 0 939 592 135 11 -7.8 7.8 | 206 9 4.0 8.3 1 937 610 125 22 -18.0 12.6 | 155 15 -6.2 13.1 2 925 728 125 21 -17.2 12.0 | 157 14 -5.4 12.6 3 906 914 140 29 -18.6 22.2 | 163 24 -6.8 22.7 4 850 1478 135 30 -21.2 21.2 | 157 24 -9.4 21.7 5 816 1829 140 25 -16.1 19.2 | 168 20 -4.3 19.7 6 788 2134 120 15 -13.0 7.5 | 172 8 -1.2 8.0 7 760 2438 120 13 -11.3 6.5 | 184 7 0.5 7.0 8 734 2743 70 4 -3.8 -1.4 | 276 8 8.0 -0.8 9 700 3146 345 10 2.6 -9.7 | 302 17 14.4 -9.1 10 682 3353 345 10 2.6 -9.7 | 302 17 14.4 -9.1 11 633 3962 10 15 -2.6 -14.8 | 327 17 9.2 -14.2 12 609 4267 10 18 -3.1 -17.7 | 333 19 8.7 -17.2 13 587 4572 20 18 -6.2 -16.9 | 341 17 5.6 -16.4 14 565 4877 355 20 1.7 -19.9 | 325 24 13.5 -19.4 15 524 5486 340 10 3.4 -9.4 | 300 18 15.2 -8.9 16 504 5791 305 10 8.2 -5.7 | 285 21 20.0 -5.2 17 500 5860 315 9 6.4 -6.4 | 288 19 18.2 -5.8 18 485 6096 340 11 3.8 -10.3 | 302 18 15.6 -9.8 19 466 6401 320 10 6.4 -7.7 | 291 20 18.2 -7.1 20 447 6706 335 5 2.1 -4.5 | 286 14 13.9 -4.0 21 430 7010 330 12 6.0 -10.4 | 299 20 17.8 -9.9 22 413 7315 310 15 11.5 -9.6 | 291 25 23.3 -9.1 23 400 7560 275 13 13.0 -1.1 | 271 25 24.7 -0.6 24 397 7620 275 15 14.9 -1.3 | 272 27 26.7 -0.8 25 380 7925 250 19 17.9 6.5 | 257 30 29.6 7.0 26 335 8839 280 36 35.5 -6.3 | 277 48 47.2 -5.7 27 322 9144 290 34 31.9 -11.6 | 284 45 43.7 -11.1 28 300 9650 285 32 30.9 -8.3 | 280 43 42.7 -7.8 29 250 10900 275 44 43.8 -3.8 | 273 56 55.6 -3.3 30 247 10973 275 44 43.8 -3.8 | 273 56 55.6 -3.3 31 236 11278 270 41 41.0 -0.0 | 269 53 52.8 0.5 32 205 12192 245 54 48.9 22.8 | 249 65 60.7 23.4 33 200 12360 250 66 62.0 22.6 | 253 77 73.8 23.1 34 171 13352 250 77 72.4 26.3 | 252 88 84.1 26.9 35 169 13411 250 77 72.4 26.3 | 252 88 84.1 26.9 36 150 14160 245 70 63.4 29.6 | 248 81 75.2 30.1 37 119 15545 245 52 47.1 22.0 | 249 63 58.9 22.5 38 113 15850 235 33 27.0 18.9 | 243 43 38.8 19.5 39 107 16154 275 20 19.9 -1.7 | 272 32 31.7 -1.2 40 102 16459 285 22 21.3 -5.7 | 279 33 33.0 -5.2 41 100 16560 260 33 32.5 5.7 | 262 45 44.3 6.3 42 98 16676 250 32 30.1 10.9 | 255 43 41.9 11.5 43 97 16764 260 33 32.5 5.7 | 262 45 44.3 6.3 44 70 18620 20 15 -5.1 -14.1 | 334 15 6.7 -13.6 45 50 20610 105 16 -15.5 4.1 | 142 6 -3.7 4.7 46 30 23760 145 16 -9.2 13.1 | 191 14 2.6 13.6 Wind Parameters Mean winds (0-6000m): 57.4 at 15.7 knts Storm direction: 87.4 at 11.8 knts Shear (0-3000m) pos: 3.1 neg: 6.8 tot: 9.9 10-3/s Storm rel Dir Shear (0-3000m): 105.7 deg Storm rel helicity (0-3000m) pos: 67.7 neg: -45.0 tot: 22.7 m^2/s^2 ave: 7.6 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 11.7 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 93.39 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 ------------------------------------------------------------------------------- 500 134 25 161 19| 18.9 0.0 18.9| 9.9 -29.0 -19.2 -38.4 -0.39| 22.2 -8.8 1000 135 27 160 21| 9.4 0.7 10.1| 17.3 -39.9 -22.6 -22.6 -0.36| 12.9 -4.6 1500 136 26 161 20| 6.3 4.9 11.2| 32.7 -41.4 -8.6 -5.8 -0.16| 13.4 -2.2 2000 133 23 163 17| 4.7 6.1 10.9| 42.5 -41.4 1.1 0.6 0.02| 12.7 0.2 2500 130 20 167 14| 3.8 7.6 11.4| 55.4 -42.0 13.4 5.4 0.12| 13.1 1.5 3000 126 18 166 11| 3.1 6.8 9.9| 67.7 -45.0 22.7 7.6 0.14| 11.7 1.6 4000 101 17 127 7| 2.6 5.1 7.7|108.6 -45.0 63.6 15.9 0.23| 10.1 2.3 5000 75 17 50 6| 2.1 4.1 6.3|108.6-131.4 -22.8 -4.6 0.02| 10.2 0.2 6000 57 16 10 8| 1.8 3.2 5.0|137.7-170.4 -32.7 -5.4 0.00| 10.0 0.0 Wrote GIF file: /home/apache/climate/data/raob//Y4461/skewt/Y4461.skewt.20251212.11.gif