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 YPCC... Searching the city database file for: YPCC ... Date:2300Z 18 APR 25 Station: YPCC WMO ident: 96996 Latitude: -12.18 Longitude: 96.82 Elevation: 3.00 ------------------------------------------------------------------------------- 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 1008 3 26.8 24.1 85 2.7 24.8 125 12 299.3 302.7 297.7 355.1 19.07 1 1006 20 27.6 21.6 70 6.0 23.3 125 13 300.2 303.2 296.2 348.2 16.36 2 1000 73 27.4 21.4 70 6.0 23.1 125 17 300.5 303.5 296.3 348.2 16.25 3 925 758 21.4 20.0 92 1.4 20.4 120 21 301.2 304.1 296.3 348.6 16.11 4 918 824 20.8 19.9 95 0.9 20.2 117 21 301.2 304.2 296.4 348.7 16.14 5 869 1300 18.4 18.3 99 0.1 18.4 94 20 303.5 306.3 296.5 349.3 15.41 6 850 1490 17.4 17.0 97 0.4 17.1 85 20 304.4 307.1 296.1 347.5 14.49 7 819 1808 16.2 15.5 96 0.7 15.7 56 17 306.4 308.9 296.0 347.4 13.65 8 749 2566 12.6 11.6 94 1.0 12.0 347 10 310.4 312.6 295.7 345.6 11.54 9 722 2875 12.2 -1.8 38 14.0 4.9 319 7 313.2 314.1 291.1 327.9 4.64 10 717 2934 13.4 -10.6 18 24.0 2.7 314 7 315.2 315.6 289.6 322.9 2.38 11 700 3136 11.6 0.6 47 11.0 5.5 295 5 315.3 316.4 292.6 333.4 5.72 12 699 3148 11.6 1.6 50 10.0 6.0 295 5 315.5 316.6 293.0 334.9 6.16 13 697 3172 12.0 -10.0 20 22.0 2.1 294 5 316.2 316.7 290.2 324.6 2.56 14 691 3244 11.8 -16.2 13 28.0 0.7 293 5 316.7 317.0 289.3 322.0 1.56 15 668 3526 9.4 -3.6 40 13.0 2.8 287 6 317.1 318.0 292.0 331.2 4.39 16 657 3664 9.8 -14.2 17 24.0 -0.2 284 6 319.1 319.4 290.5 325.6 1.94 17 653 3714 9.6 -13.4 18 23.0 -0.1 283 6 319.4 319.8 290.7 326.4 2.08 18 651 3740 9.2 -2.8 43 12.0 2.9 282 6 319.2 320.2 293.0 334.7 4.78 19 611 4260 4.2 -0.1 74 4.3 1.8 271 7 319.3 320.5 294.1 339.3 6.23 20 604 4354 3.8 -0.0 76 3.8 1.7 269 7 319.9 321.1 294.4 340.3 6.35 21 595 4475 3.2 -2.8 65 6.0 0.1 266 7 320.6 321.6 293.7 337.6 5.24 22 590 4544 3.8 -17.2 20 21.0 -4.2 265 7 322.1 322.4 291.1 327.8 1.68 23 566 4880 1.8 -29.2 8 31.0 -7.1 257 8 323.6 323.7 290.5 325.7 0.60 24 525 5483 -1.1 -29.1 10 28.0 -9.1 244 8 327.1 327.2 291.6 329.5 0.66 25 500 5870 -3.9 -24.9 18 21.0 -10.4 235 9 328.3 328.5 292.2 331.9 1.01 26 481 6173 -6.5 -28.5 16 22.0 -12.5 244 9 328.7 328.9 292.1 331.5 0.76 27 478 6222 -7.1 -20.1 35 13.0 -11.5 245 9 328.6 328.9 292.9 334.3 1.62 28 460 6519 -8.7 -22.7 31 14.0 -13.0 254 8 330.2 330.5 293.0 335.0 1.34 29 400 7590 -13.3 -43.3 6 30.0 -18.6 285 7 337.7 337.7 294.0 338.5 0.21 30 394 7705 -13.9 -40.9 8 27.0 -18.9 282 7 338.4 338.4 294.2 339.5 0.27 31 345 8702 -20.3 -50.3 5 30.0 -24.2 252 8 342.8 342.8 295.1 343.3 0.11 32 300 9720 -28.9 -51.9 9 23.0 -31.1 220 8 344.6 344.7 295.6 345.1 0.11 33 250 10990 -39.9 -60.9 9 21.0 -40.9 215 11 346.7 346.8 296.0 346.9 0.04 34 229 11581 -45.3 -62.3 13 17.0 -45.9 244 12 347.3 347.3 296.1 347.5 0.04 35 208 12215 -49.3 -56.3 44 7.0 -49.6 277 13 350.7 350.8 296.9 351.1 0.09 36 200 12470 -51.5 -59.5 38 8.0 -51.8 290 14 351.2 351.2 297.0 351.5 0.06 37 183 13040 -57.1 -61.0 61 3.9 -57.2 295 13 351.2 351.2 297.0 351.4 0.06 38 157 13993 -65.3 -70.1 51 4.8 -65.4 303 11 353.0 353.0 297.3 353.0 0.02 39 150 14270 -67.1 -76.1 27 9.0 -67.2 305 11 354.5 354.5 297.6 354.5 0.01 40 135 14900 -72.1 -81.1 25 9.0 -72.1 297 12 356.5 356.5 298.0 356.5 0.00 41 117 15729 -79.5 -83.6 51 4.1 -79.5 287 13 357.7 357.7 298.2 357.7 0.00 42 106 16285 -82.9 -85.2 67 2.3 -82.9 279 14 361.5 361.5 299.0 361.5 0.00 43 102 16500 -83.3 -86.4 58 3.1 -83.3 276 14 364.7 364.7 299.6 364.7 0.00 44 100 16610 -82.9 -86.6 53 3.7 -82.9 275 14 367.6 367.6 300.1 367.6 0.00 45 92 17070 -84.7 -88.8 48 4.1 -84.7 240 11 372.9 372.9 301.1 372.9 0.00 46 85 17514 -77.1 -89.1 13 12.0 -77.1 259 12 396.8 396.8 304.8 396.8 0.00 47 79 17930 -80.1 -91.1 14 11.0 -80.1 276 12 399.0 399.0 305.0 399.0 0.00 48 73 18379 -76.3 -89.3 11 13.0 -76.3 295 13 416.1 416.1 307.3 416.1 0.00 49 70 18620 -76.7 -89.7 11 13.0 -76.7 305 13 420.3 420.3 307.7 420.3 0.00 50 65 19050 -75.7 -89.7 9 14.0 -75.7 316 11 431.5 431.5 309.0 431.5 0.00 51 65 19050 -75.9 -90.9 8 15.0 -75.9 316 11 431.0 431.0 309.0 431.1 0.00 52 62 19326 -72.5 -90.5 5 18.0 -72.6 323 10 444.4 444.4 310.3 444.4 0.00 53 59 19618 -73.3 -91.3 5 18.0 -73.4 330 9 449.0 449.0 310.8 449.0 0.00 54 50 20610 -65.3 -90.3 2 25.0 -65.6 355 6 489.6 489.6 314.2 489.6 0.00 55 43 21523 -67.1 -91.1 2 24.0 -67.4 26 7 506.8 506.8 315.4 506.8 0.00 56 30 23740 -58.5 -88.5 1 30.0 -59.6 100 9 585.2 585.2 319.9 585.2 0.01 57 26 24648 -54.5 -86.5 1 32.0 -56.4 102 15 621.0 621.0 321.5 621.0 0.01 58 25 24898 -56.3 -86.3 1 30.0 -57.9 102 17 622.8 622.8 321.6 622.9 0.01 59 20 26320 -54.5 -86.5 1 32.0 -56.8 105 27 669.4 669.4 323.4 669.4 0.01 60 16 27774 -46.9 -82.9 1 36.0 -52.1 738.3 738.3 325.6 738.5 0.03 61 13 29154 -45.7 -82.7 1 37.0 -52.1 787.6 787.6 327.0 787.9 0.03 TRP 92 17070 -84.7 -88.8 48 4.1 -84.7 240 11 372.9 372.9 301.1 372.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 540.55 mb = 5254.13 m = 17237.74 ft Wetbulb zero: 657.59 mb = 3656.13 m = 11995.03 ft Precipitable water: 1.89 inches Sfc-500 mean rel hum: 57.39 % Est. max temperature: 31.55 C = 88.78 F Sfc-Lift cond lev (LCL): 969.69 mb = 343.47 m = 1126.85 ft T: 25.03 C 700-500 lapse rate: 5.67 C/km ThetaE index: 26.32 C Layer 850.0- 700.0 mb Conv cond level (CCL): 891.39 mb = 1079.08 m = 3540.23 ft Mean mixing ratio: 16.20 g/kg Conv temperature: 29.98 C = 85.97 F Cap Strength: 2.31 C Lifted Index: -0.46 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.26 C Lifted Index @700 mb: 1.38 C Showalter Index: -0.05 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 20.90 C K Index: 27.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 253.00 Risk: None Energy Index: -2.98 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 64.88 J/kg Max Up Vert Vel: 11.39 m/s Conv Inhibition (B-): 9.70 J/kg Cap Strength: 2.08 C Lift Cond Lev (LCL): 911.65 mb = 884.34 m = 2901.35 ft Lev Free Conv (LFC): 776.65 mb = 2258.48 m = 7409.62 ft Equ Level (EL): 746.65 mb = 2592.53 m = 8505.57 ft B at Equ Level: 3.24 J/kg Max Parcel Lev (MPL): 726.65 mb = 2821.21 m = 9255.82 ft Wind level data Storm motion: 152 at 9 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 1008 3 125 12 -9.8 6.9 | 83 6 -5.7 -0.7 1 1000 73 125 17 -13.9 9.8 | 102 10 -9.8 2.1 2 925 758 120 21 -18.2 10.5 | 102 14 -14.1 2.9 3 850 1490 85 20 -19.9 -1.7 | 59 18 -15.8 -9.3 4 700 3136 295 5 4.5 -2.1 | 318 13 8.6 -9.7 5 500 5870 235 9 7.4 5.2 | 282 12 11.5 -2.4 6 400 7590 285 7 6.8 -1.8 | 311 14 10.9 -9.4 7 300 9720 220 8 5.1 6.1 | 279 9 9.2 -1.5 8 250 10990 215 11 6.3 9.0 | 262 10 10.4 1.4 9 200 12470 290 14 13.2 -4.8 | 306 21 17.3 -12.4 10 150 14270 305 11 9.0 -6.3 | 317 19 13.1 -13.9 11 100 16610 275 14 13.9 -1.2 | 296 20 18.0 -8.8 12 92 17070 240 11 9.5 5.5 | 279 14 13.6 -2.1 13 70 18620 305 13 10.6 -7.5 | 316 21 14.7 -15.1 14 50 20610 355 6 0.5 -6.0 | 341 14 4.6 -13.6 15 30 23740 100 9 -8.9 1.6 | 38 8 -4.8 -6.0 16 20 26320 105 27 -26.1 7.0 | 88 22 -22.0 -0.6 Wind Parameters Mean winds (0-6000m): 121.7 at 11.5 knts Storm direction: 151.7 at 8.6 knts Shear (0-3000m) pos: 0.0 neg: 3.1 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -121.4 deg Storm rel helicity (0-3000m) pos: 5.3 neg: -218.3 tot: -213.1 m^2/s^2 ave: -71.0 10^-3 m/s^2 rel: -0.75 Storm rel vorticity (0-3000m) horiz: 9.7 stream: -7.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 12.65 Bulk Shear: 5.13 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 ------------------------------------------------------------------------------- 500 124 18 102 11| 0.0 7.8 7.8| 5.3 -0.2 5.1 10.2 0.35| 8.0 2.8 1000 120 19 99 13| 0.0 5.0 5.0| 5.3 -16.8 -11.5 -11.5 -0.11| 6.9 -0.8 1500 112 20 89 14| 0.0 4.6 4.6| 5.3 -53.7 -48.4 -32.3 -0.44| 7.6 -3.3 2000 102 19 76 15| 0.0 4.9 4.9| 5.3-128.9-123.6 -61.8 -0.66| 9.5 -6.3 2500 97 18 69 15| 0.0 4.3 4.3| 5.3-188.2-182.9 -73.2 -0.74| 9.9 -7.3 3000 100 16 68 13| 0.0 3.1 3.1| 5.3-218.3-213.1 -71.0 -0.75| 9.7 -7.2 4000 100 14 61 11| 0.0 2.3 2.3| 5.3-228.8-223.5 -55.9 -0.75| 7.7 -5.8 5000 105 12 60 9| 0.0 1.8 1.8| 5.3-239.2-234.0 -46.8 -0.76| 6.5 -5.0 6000 122 12 75 6| 0.0 1.5 1.5| 6.5-248.1-241.6 -40.3 -0.76| 5.7 -4.3 Wrote GIF file: /home/apache/climate/data/raob//YPCC/skewt/YPCC.skewt.20250418.23.gif