UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:0000Z 4 DEC 25 Station: SKSP WMO ident: 80001 Latitude: 12.58 Longitude: -81.72 Elevation: 2.00 ------------------------------------------------------------------------------- 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 1013 2 28.2 23.8 77 4.4 25.0 50 12 300.2 303.6 297.7 354.9 18.63 1 1007 54 28.0 22.0 70 6.0 23.6 50 16 300.5 303.6 296.5 349.7 16.75 2 1000 116 27.4 21.4 70 6.0 23.1 50 20 300.5 303.5 296.3 348.2 16.25 3 925 802 21.0 19.6 92 1.4 20.0 55 18 300.8 303.7 296.0 346.9 15.71 4 915 896 20.4 19.1 92 1.3 19.5 51 16 301.1 303.9 295.8 346.3 15.39 5 850 1531 17.0 13.4 79 3.6 14.6 60 15 304.0 306.1 293.9 338.0 11.44 6 750 2589 11.6 4.6 62 7.0 7.5 65 15 309.2 310.5 292.0 331.0 7.11 7 743 2667 11.8 0.8 47 11.0 5.8 63 16 310.2 311.2 290.9 327.2 5.46 8 723 2895 10.8 -2.2 40 13.0 4.1 56 15 311.6 312.4 290.5 325.7 4.50 9 716 2976 11.0 -6.0 30 17.0 2.9 55 13 312.6 313.3 289.8 323.5 3.41 10 701 3153 10.6 -10.4 22 21.0 1.4 50 10 314.1 314.6 289.4 322.1 2.47 11 700 3165 10.6 -11.4 20 22.0 1.1 50 10 314.2 314.7 289.3 321.7 2.28 12 678 3430 8.8 -14.2 18 23.0 -0.5 47 13 315.1 315.5 289.2 321.3 1.88 13 666 3578 9.2 -23.8 8 33.0 -1.9 52 14 317.2 317.3 288.8 320.1 0.84 14 644 3855 8.2 -23.8 8 32.0 -2.6 58 14 319.1 319.3 289.4 322.1 0.87 15 640 3907 8.6 -25.4 7 34.0 -2.6 59 14 320.1 320.3 289.6 322.8 0.76 16 636 3958 8.4 -26.6 6 35.0 -2.8 60 14 320.5 320.6 289.6 322.9 0.68 17 622 4142 7.8 -23.2 9 31.0 -2.9 63 13 321.8 322.0 290.3 325.1 0.95 18 615 4235 7.4 -25.6 7 33.0 -3.4 64 13 322.4 322.5 290.3 325.1 0.77 19 506 5806 -4.3 -30.3 11 26.0 -11.2 69 30 326.7 326.8 291.4 328.9 0.61 20 500 5900 -5.1 -31.1 11 26.0 -11.8 70 29 326.8 326.9 291.4 328.9 0.57 21 465 6464 -9.5 -39.5 7 30.0 -15.4 87 21 328.2 328.3 291.5 329.2 0.27 22 434 6993 -12.3 -45.3 5 33.0 -17.7 109 21 331.2 331.2 292.2 331.8 0.15 23 427 7117 -12.9 -42.9 6 30.0 -18.1 108 22 332.0 332.0 292.4 332.8 0.20 24 424 7170 -13.3 -46.3 4 33.0 -18.5 107 23 332.1 332.1 292.4 332.7 0.14 25 400 7610 -17.1 -44.1 8 27.0 -21.2 100 27 332.8 332.8 292.7 333.5 0.19 26 382 7953 -19.3 -45.3 8 26.0 -23.0 104 27 334.3 334.3 293.0 335.0 0.17 27 361 8370 -21.9 -53.9 4 32.0 -25.3 108 25 336.2 336.3 293.4 336.5 0.07 28 352 8555 -23.7 -54.7 4 31.0 -26.8 110 24 336.3 336.3 293.4 336.5 0.06 29 332 8978 -26.9 -59.9 3 33.0 -29.5 103 25 337.5 337.6 293.7 337.7 0.04 30 300 9700 -31.9 -46.9 21 15.0 -33.4 100 14 340.4 340.5 294.6 341.2 0.19 31 288 9989 -34.1 -40.1 55 6.0 -34.8 108 14 341.3 341.4 295.0 342.9 0.40 32 268 10492 -38.1 -48.1 34 10.0 -38.9 124 15 342.5 342.6 295.1 343.3 0.18 33 250 10970 -41.9 -46.9 58 5.0 -42.3 105 14 343.8 343.8 295.4 344.7 0.22 34 242 11189 -43.5 -49.5 51 6.0 -43.9 110 14 344.6 344.6 295.6 345.3 0.17 35 234 11414 -45.5 -50.3 58 4.8 -45.8 121 14 344.9 344.9 295.6 345.6 0.16 36 209 12156 -51.7 -57.7 49 6.0 -51.9 143 20 346.5 346.5 295.9 346.8 0.08 37 205 12281 -52.9 -58.9 48 6.0 -53.1 141 23 346.5 346.6 295.9 346.8 0.07 38 200 12440 -54.1 -60.1 48 6.0 -54.2 140 27 347.1 347.1 296.0 347.3 0.06 39 163 13723 -63.1 -74.1 21 11.0 -63.2 152 39 352.9 352.9 297.3 352.9 0.01 40 150 14230 -66.5 -75.5 27 9.0 -66.5 185 33 355.5 355.5 297.8 355.6 0.01 41 114 15834 -77.5 -84.5 32 7.0 -77.5 118 16 364.1 364.1 299.5 364.1 0.00 42 113 15884 -77.7 -84.7 31 7.0 -77.7 121 17 364.6 364.6 299.6 364.6 0.00 43 110 16037 -77.7 -85.7 26 8.0 -77.7 132 18 367.4 367.4 300.1 367.5 0.00 44 104 16356 -76.9 -86.9 19 10.0 -76.9 153 21 374.9 374.9 301.4 374.9 0.00 45 103 16411 -76.9 -86.9 19 10.0 -76.9 157 22 376.0 376.0 301.6 376.0 0.00 46 100 16580 -77.1 -87.1 19 10.0 -77.1 175 17 378.8 378.8 302.1 378.8 0.00 47 91 17118 -79.3 -89.3 18 10.0 -79.3 193 14 384.8 384.8 303.0 384.8 0.00 48 78 17984 -83.3 -92.3 19 9.0 -83.3 140 12 393.8 393.8 304.3 393.8 0.00 49 77 18056 -83.3 -92.3 19 9.0 -83.3 139 12 395.3 395.3 304.5 395.3 0.00 50 71 18510 -80.7 -88.7 25 8.0 -80.7 87 20 410.1 410.1 306.5 410.1 0.00 51 70 18590 -79.9 -88.9 21 9.0 -79.9 70 22 413.4 413.4 306.9 413.5 0.00 52 63 19191 -77.1 -87.1 19 10.0 -77.1 30 11 432.3 432.3 309.1 432.3 0.00 53 50 20550 -67.5 -89.5 3 22.0 -67.7 125 24 484.4 484.4 313.8 484.4 0.00 54 44 21322 -65.7 -90.7 2 25.0 -66.0 96 24 506.9 506.9 315.4 506.9 0.00 55 42 21604 -66.3 -92.3 1 26.0 -66.6 100 30 512.2 512.2 315.8 512.2 0.00 56 40 21901 -64.9 -91.9 1 27.0 -65.3 96 34 522.9 522.9 316.5 522.9 0.00 57 37 22375 -65.9 -92.9 1 27.0 -66.2 99 38 532.1 532.1 317.1 532.1 0.00 58 32 23267 -60.5 -89.5 1 29.0 -61.3 81 41 569.1 569.1 319.1 569.1 0.00 59 30 23670 -58.9 -88.9 1 30.0 -59.9 75 39 584.1 584.1 319.9 584.1 0.00 60 28 24103 -58.5 -88.5 1 30.0 -59.7 70 45 596.8 596.8 320.5 596.9 0.01 61 24 25077 -56.3 -86.3 1 30.0 -58.0 76 43 630.1 630.1 321.9 630.2 0.01 62 20 26240 -54.5 -85.5 1 31.0 -56.8 85 38 669.4 669.4 323.4 669.4 0.01 63 11 30183 -41.5 -75.5 1 34.0 -50.4 61 41 841.4 841.4 328.2 842.6 0.12 TRP 78 17984 -83.3 -92.3 19 9.0 -83.3 140 12 393.8 393.8 304.3 393.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 546.06 mb = 5228.73 m = 17154.42 ft Wetbulb zero: 684.81 mb = 3347.00 m = 10980.82 ft Precipitable water: 1.51 inches Sfc-500 mean rel hum: 41.65 % Est. max temperature: 31.34 C = 88.41 F Sfc-Lift cond lev (LCL): 950.71 mb = 560.79 m = 1839.83 ft T: 23.25 C 700-500 lapse rate: 5.74 C/km ThetaE index: 34.83 C Layer 1007.0- 644.0 mb Conv cond level (CCL): 896.46 mb = 1072.57 m = 3518.88 ft Mean mixing ratio: 16.05 g/kg Conv temperature: 29.87 C = 85.76 F Cap Strength: 2.46 C Lifted Index: -1.37 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.33 C Lifted Index @700 mb: 0.62 C Showalter Index: 2.50 C Risk: Showers probable Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 18.50 C K Index: 13.50 Risk: None Sweat Index: 219.80 Risk: None Energy Index: -1.63 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 578.49 J/kg Max Up Vert Vel: 34.01 m/s Conv Inhibition (B-): 4.63 J/kg Cap Strength: 2.42 C Lift Cond Lev (LCL): 912.67 mb = 918.24 m = 3012.55 ft Lev Free Conv (LFC): 867.67 mb = 1353.76 m = 4441.42 ft Equ Level (EL): 707.67 mb = 3074.06 m = 10085.38 ft B at Equ Level: 28.74 J/kg Max Parcel Lev (MPL): 637.67 mb = 3936.69 m = 12915.49 ft Wind level data Storm motion: 90 at 14 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 1013 2 50 12 -9.2 -7.7 | 329 9 4.7 -7.8 1 1000 116 50 20 -15.3 -12.9 | 6 13 -1.5 -12.9 2 979 305 45 19 -13.4 -13.4 | 358 14 0.4 -13.5 3 945 610 50 19 -14.6 -12.2 | 3 12 -0.7 -12.3 4 925 802 55 18 -14.7 -10.3 | 5 10 -0.9 -10.4 5 913 914 50 16 -12.3 -10.3 | 351 10 1.6 -10.4 6 881 1219 60 15 -13.0 -7.5 | 353 8 0.9 -7.6 7 850 1531 60 15 -13.0 -7.5 | 353 8 0.9 -7.6 8 820 1829 60 15 -13.0 -7.5 | 353 8 0.9 -7.6 9 791 2134 60 17 -14.7 -8.5 | 6 9 -0.9 -8.6 10 763 2438 70 13 -12.2 -4.4 | 340 5 1.6 -4.5 11 736 2743 60 17 -14.7 -8.5 | 6 9 -0.9 -8.6 12 700 3165 50 10 -7.7 -6.4 | 316 9 6.2 -6.5 13 684 3353 45 13 -9.2 -9.2 | 333 10 4.7 -9.3 14 659 3658 55 14 -11.5 -8.0 | 344 8 2.4 -8.1 15 611 4267 65 13 -11.8 -5.5 | 340 6 2.1 -5.6 16 567 4877 65 27 -24.5 -11.4 | 43 16 -10.6 -11.5 17 526 5486 65 32 -29.0 -13.5 | 48 20 -15.1 -13.6 18 500 5900 70 29 -27.3 -9.9 | 53 17 -13.4 -10.0 19 487 6096 75 25 -24.1 -6.5 | 57 12 -10.3 -6.6 20 450 6706 95 18 -17.9 1.6 | 110 4 -4.1 1.5 21 433 7010 110 21 -19.7 7.2 | 140 9 -5.9 7.1 22 400 7610 100 27 -26.6 4.7 | 110 14 -12.7 4.6 23 399 7620 100 28 -27.6 4.9 | 109 15 -13.7 4.8 24 352 8534 110 24 -22.6 8.2 | 133 12 -8.7 8.1 25 324 9144 100 25 -24.6 4.3 | 112 12 -10.8 4.3 26 311 9449 115 17 -15.4 7.2 | 168 7 -1.5 7.1 27 300 9700 100 14 -13.8 2.4 | 182 2 0.1 2.3 28 298 9754 100 14 -13.8 2.4 | 182 2 0.1 2.3 29 261 10668 130 15 -11.5 9.6 | 194 10 2.4 9.6 30 250 10970 105 14 -13.5 3.6 | 185 4 0.3 3.5 31 250 10973 100 14 -13.8 2.4 | 182 2 0.1 2.3 32 218 11887 145 14 -8.0 11.5 | 207 13 5.8 11.4 33 200 12440 140 27 -17.4 20.7 | 170 21 -3.5 20.6 34 189 12802 135 28 -19.8 19.8 | 163 21 -5.9 19.7 35 180 13106 125 26 -21.3 14.9 | 153 17 -7.4 14.8 36 155 14021 165 46 -11.9 44.4 | 183 44 2.0 44.3 37 150 14230 185 33 2.9 32.9 | 207 37 16.7 32.8 38 140 14630 185 26 2.3 25.9 | 212 30 16.1 25.8 39 126 15240 130 8 -6.1 5.1 | 237 9 7.7 5.1 40 120 15545 100 14 -13.8 2.4 | 182 2 0.1 2.3 41 102 16459 160 22 -7.5 20.7 | 197 22 6.3 20.6 42 100 16580 175 17 -1.5 16.9 | 216 21 12.4 16.8 43 97 16764 170 26 -4.5 25.6 | 200 27 9.3 25.5 44 92 17069 200 14 4.8 13.2 | 235 23 18.6 13.1 45 82 17678 105 8 -7.7 2.1 | 252 6 6.1 2.0 46 78 17983 145 11 -6.3 9.0 | 220 12 7.5 8.9 47 78 17984 140 12 -7.7 9.2 | 214 11 6.1 9.1 48 74 18288 135 13 -9.2 9.2 | 207 10 4.7 9.1 49 70 18590 70 22 -20.7 -7.5 | 42 10 -6.8 -7.6 50 70 18593 80 16 -15.8 -2.8 | 33 3 -1.9 -2.9 51 66 18898 70 24 -22.6 -8.2 | 46 12 -8.7 -8.3 52 63 19202 30 11 -5.5 -9.5 | 319 13 8.4 -9.6 53 60 19507 70 30 -28.2 -10.3 | 54 18 -14.3 -10.4 54 51 20422 105 22 -21.3 5.7 | 127 9 -7.4 5.6 55 50 20550 125 24 -19.7 13.8 | 157 15 -5.8 13.7 56 49 20726 120 29 -25.1 14.5 | 142 18 -11.3 14.4 57 46 21031 130 25 -19.2 16.1 | 162 17 -5.3 16.0 58 44 21336 95 24 -23.9 2.1 | 101 10 -10.0 2.0 59 42 21641 100 31 -30.5 5.4 | 108 17 -16.7 5.3 60 38 22250 90 37 -37.0 0.0 | 90 23 -23.1 -0.1 61 36 22555 110 40 -37.6 13.7 | 120 27 -23.7 13.6 62 33 23165 85 40 -39.8 -3.5 | 82 26 -26.0 -3.6 63 31 23470 75 44 -42.5 -11.4 | 68 31 -28.6 -11.5 64 30 23670 75 39 -37.7 -10.1 | 67 26 -23.8 -10.2 65 30 23774 85 39 -38.9 -3.4 | 82 25 -25.0 -3.5 66 28 24079 70 45 -42.3 -15.4 | 61 32 -28.4 -15.5 67 27 24384 75 46 -44.4 -11.9 | 69 33 -30.6 -12.0 68 26 24689 80 44 -43.3 -7.6 | 75 30 -29.5 -7.7 69 24 24994 75 43 -41.5 -11.1 | 68 30 -27.7 -11.2 70 20 26240 85 38 -37.9 -3.3 | 82 24 -24.0 -3.4 71 19 26518 85 40 -39.8 -3.5 | 82 26 -26.0 -3.6 72 16 27127 85 33 -32.9 -2.9 | 81 19 -19.0 -3.0 73 15 27432 65 35 -31.7 -14.8 | 50 23 -17.9 -14.9 74 11 28651 60 42 -36.4 -21.0 | 47 31 -22.5 -21.1 75 9 29261 55 30 -24.6 -17.2 | 32 20 -10.7 -17.3 76 8 29566 95 17 -16.9 1.5 | 114 3 -3.1 1.4 77 8 29870 215 1 0.6 0.8 | 267 14 14.4 0.7 Wind Parameters Mean winds (0-6000m): 60.4 at 18.5 knts Storm direction: 90.4 at 13.9 knts Shear (0-3000m) pos: 1.4 neg: 1.5 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 5.5 deg Storm rel helicity (0-3000m) pos: 28.6 neg: -23.4 tot: 5.2 m^2/s^2 ave: 1.7 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 0.3 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 260.85 Bulk Shear: 2.22 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 48 19 359 13| 0.0 7.2 7.2| 19.1 -4.1 15.1 30.1 0.58| 10.5 6.1 1000 50 18 360 12| 1.8 3.6 5.4| 21.4 -10.5 11.0 11.0 0.28| 8.1 2.2 1500 52 17 358 11| 1.8 2.4 4.2| 21.9 -10.5 11.5 7.6 0.26| 6.1 1.6 2000 54 17 358 10| 1.4 2.1 3.4| 24.0 -10.5 13.6 6.8 0.29| 4.9 1.4 2500 56 16 358 9| 1.7 1.7 3.4| 25.7 -14.0 11.7 4.7 0.18| 4.9 0.9 3000 57 16 358 9| 1.4 1.5 2.9| 28.6 -23.4 5.2 1.7 0.06| 5.4 0.3 4000 56 15 352 9| 1.3 1.2 2.5| 38.4 -28.7 9.7 2.4 0.08| 5.2 0.4 5000 58 16 358 9| 1.0 1.8 2.8| 61.9 -29.1 32.9 6.6 0.23| 5.8 1.3 6000 60 18 13 9| 1.2 1.5 2.7| 78.9 -29.1 49.8 8.3 0.24| 5.7 1.4 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251204.00.gif