UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101323.upa.cvt Date: 2300Z 13 OCT 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 13 OCT 25 Station: Y4775 WMO ident: 94775 ------------------------------------------------------------------------------- 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 1018 22 19.8 11.8 60 8.0 14.9 280 5 291.5 293.0 287.3 315.8 8.56 1 1003 149 17.2 10.2 63 7.0 13.1 280 7 290.1 291.5 286.1 312.2 7.80 2 1000 174 17.0 10.0 63 7.0 12.9 280 7 290.1 291.5 286.1 312.0 7.72 3 925 832 11.0 9.4 90 1.6 10.1 315 10 290.6 292.0 286.5 313.3 8.02 4 924 841 10.8 9.1 89 1.7 9.8 314 11 290.4 291.8 286.3 312.8 7.87 5 913 941 12.2 4.2 58 8.0 7.9 304 15 292.9 293.9 285.1 309.3 5.66 6 850 1537 9.2 -0.8 50 10.0 4.4 285 28 295.8 296.5 284.7 308.3 4.24 7 843 1605 8.6 -2.4 46 11.0 3.5 285 27 295.9 296.5 284.2 307.2 3.80 8 827 1764 10.4 -31.6 3 42.0 -0.6 285 23 299.4 299.4 281.5 300.5 0.33 9 725 2844 3.6 -37.4 3 41.0 -5.3 281 23 303.4 303.4 283.1 304.2 0.21 10 700 3128 3.0 280 26 305.8 11 653 3687 0.6 -24.4 13 25.0 -6.6 275 30 309.2 309.4 286.0 312.0 0.81 12 556 4951 -10.3 -26.3 26 16.0 -14.2 265 40 310.9 311.0 286.6 313.6 0.80 13 500 5760 -15.1 -41.1 9 26.0 -19.0 265 43 314.6 314.7 287.2 315.4 0.21 14 469 6240 -17.7 -51.7 3 34.0 -21.4 265 47 317.2 317.2 287.9 317.5 0.07 15 402 7374 -24.9 -53.9 5 29.0 -27.4 265 56 322.2 322.2 289.5 322.4 0.06 16 400 7410 -25.1 -53.1 6 28.0 -27.5 265 56 322.4 322.4 289.6 322.6 0.07 17 304 9340 -41.1 -59.1 13 18.0 -41.8 270 76 326.2 326.2 290.7 326.4 0.04 18 300 9430 -41.5 -58.5 14 17.0 -42.2 270 77 326.9 326.9 290.9 327.1 0.05 19 283 9823 -44.5 -63.5 10 19.0 -45.1 270 81 328.1 328.1 291.2 328.2 0.03 20 263 10309 -48.5 -57.5 34 9.0 -48.8 270 86 329.2 329.2 291.5 329.4 0.06 21 259 10409 -48.9 -68.9 8 20.0 -49.3 270 87 330.0 330.0 291.7 330.1 0.01 22 250 10640 -51.1 -66.1 15 15.0 -51.4 270 89 330.1 330.1 291.7 330.2 0.02 23 215 11606 -58.0 -67.1 30 9.1 -58.1 275 94 333.9 333.9 292.8 334.0 0.02 24 209 11784 -59.3 -67.3 35 8.0 -59.4 275 92 334.6 334.6 293.0 334.7 0.02 25 206 11875 -58.9 -71.9 17 13.0 -59.0 275 94 336.6 336.6 293.5 336.7 0.01 26 200 12060 -59.1 -74.1 13 15.0 -59.2 270 85 339.2 339.2 294.1 339.2 0.01 27 179 12758 -57.7 -79.7 4 22.0 -57.9 272 81 352.4 352.4 297.1 352.4 0.00 28 150 13870 -59.1 -84.1 3 25.0 -59.3 270 68 368.3 368.3 300.2 368.3 0.00 29 100 16400 -62.3 -86.3 3 24.0 -62.5 250 49 407.4 407.4 306.2 407.4 0.00 30 89 17116 -64.3 -87.3 3 23.0 -64.5 261 44 417.2 417.2 307.4 417.2 0.00 31 85 17399 -61.5 -87.5 2 26.0 -61.8 269 40 428.4 428.4 308.7 428.4 0.00 32 76 18085 -65.9 -88.9 3 23.0 -66.1 290 28 433.1 433.1 309.1 433.1 0.00 33 72 18416 -61.7 -88.7 2 27.0 -62.0 300 23 448.8 448.8 310.7 448.8 0.00 34 70 18590 -62.9 -87.9 2 25.0 -63.2 305 20 449.8 449.8 310.8 449.8 0.00 35 51 20565 -58.3 -87.3 1 29.0 -59.0 100 11 503.2 503.2 315.2 503.3 0.00 36 50 20690 -58.5 -87.5 1 29.0 -59.2 110 10 505.6 505.6 315.4 505.6 0.00 37 42 21789 -59.7 -88.7 1 29.0 -60.4 100 17 528.5 528.5 316.8 528.5 0.00 38 30 23920 -55.9 -86.9 1 31.0 -57.3 80 30 592.2 592.2 320.3 592.3 0.01 39 23 25619 -52.5 -85.5 1 33.0 -55.0 80 28 649.0 649.0 322.6 649.1 0.01 40 20 26520 -52.9 -85.9 1 33.0 -55.6 80 27 674.3 674.3 323.6 674.3 0.01 41 19 26851 -52.7 -85.7 1 33.0 -55.5 684.8 684.8 323.9 684.9 0.01 TRP 209 11784 -59.3 -67.3 35 8.0 -59.4 275 92 334.6 334.6 293.0 334.7 0.02 WND 215 11606 -58.0 -67.1 30 9.1 -58.1 275 94 333.9 333.9 292.8 334.0 0.02 Sounding variables and indices 1000-500 mb thick: 5586.00 m Freezing level: 647.66 mb = 3756.95 m = 12325.80 ft Wetbulb zero: 829.24 mb = 1741.53 m = 5713.60 ft Precipitable water: 0.55 inches Sfc-500 mean rel hum: 29.97 % Est. max temperature: 23.29 C = 73.92 F Sfc-Lift cond lev (LCL): 904.05 mb = 1023.24 m = 3357.04 ft T: 11.79 C 700-500 lapse rate: 6.88 C/km ThetaE index: 12.82 C Layer 924.0- 725.0 mb Conv cond level (CCL): 764.25 mb = 2411.37 m = 7911.23 ft Mean mixing ratio: 7.87 g/kg Conv temperature: 30.21 C = 86.37 F Cap Strength: 6.79 C Lifted Index: 5.45 C Risk: None Lifted Index @300 mb: 10.28 C Lifted Index @700 mb: 5.79 C Showalter Index: 8.26 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 14.30 C K Index: -12.54 Risk: None Sweat Index: 99.00 Risk: None Energy Index: 1.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.64 J/kg Max Up Vert Vel: 2.30 m/s Conv Inhibition (B-): 44499.13 J/kg Cap Strength: 6.71 C Lift Cond Lev (LCL): 900.57 mb = 1055.36 m = 3462.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 20 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 1018 22 280 5 4.9 -0.9 | 132 16 -11.7 10.4 1 1000 174 280 7 6.9 -1.2 | 136 14 -9.7 10.1 2 950 610 295 3 2.7 -1.3 | 126 17 -13.9 10.0 3 925 832 315 10 7.1 -7.1 | 114 10 -9.5 4.2 4 916 914 305 15 12.3 -8.6 | 122 5 -4.3 2.7 5 883 1219 295 20 18.1 -8.5 | 208 3 1.5 2.8 6 851 1524 285 28 27.0 -7.2 | 249 11 10.4 4.0 7 850 1537 285 28 27.0 -7.2 | 249 11 10.4 4.0 8 790 2134 285 16 15.5 -4.1 | 171 7 -1.2 7.1 9 700 3128 280 26 25.6 -4.5 | 233 11 9.0 6.8 10 605 4267 270 35 35.0 -0.0 | 238 22 18.4 11.3 11 582 4572 265 39 38.9 3.4 | 237 27 22.2 14.7 12 500 5760 265 43 42.8 3.7 | 240 30 26.2 15.0 13 400 7410 265 56 55.8 4.9 | 248 42 39.2 16.2 14 300 9430 270 77 77.0 -0.0 | 259 61 60.4 11.3 15 250 10640 270 89 89.0 -0.0 | 261 73 72.4 11.3 16 215 11606 275 94 93.6 -8.2 | 268 77 77.0 3.1 17 209 11784 275 92 91.6 -8.0 | 268 75 75.0 3.3 18 206 11887 275 94 93.6 -8.2 | 268 77 77.0 3.1 19 200 12060 270 85 85.0 -0.0 | 261 69 68.4 11.3 20 154 13716 275 76 75.7 -6.6 | 266 59 59.1 4.6 21 150 13870 270 68 68.0 -0.0 | 258 53 51.4 11.3 22 139 14326 280 56 55.1 -9.7 | 268 39 38.5 1.5 23 115 15545 260 62 61.1 10.8 | 244 50 44.4 22.0 24 104 16154 275 44 43.8 -3.8 | 255 28 27.2 7.4 25 100 16400 250 49 46.0 16.8 | 226 41 29.4 28.0 26 94 16764 250 50 47.0 17.1 | 227 42 30.4 28.4 27 70 18590 305 20 16.4 -11.5 | 50 0 -0.2 -0.2 28 50 20690 110 10 -9.4 3.4 | 119 30 -26.0 14.7 29 30 23920 80 30 -29.5 -5.2 | 97 47 -46.2 6.1 30 20 26520 80 27 -26.6 -4.7 | 99 44 -43.2 6.6 Wind Parameters Mean winds (0-6000m): 274.2 at 26.8 knts Storm direction: 304.2 at 20.1 knts Shear (0-3000m) pos: 2.1 neg: 1.9 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 97.9 deg Storm rel helicity (0-3000m) pos: 29.6 neg: -37.7 tot: -8.1 m^2/s^2 ave: -2.7 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 59.87 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 ------------------------------------------------------------------------------- 500 283 6 132 15| 1.5 0.0 1.5| 2.9 -7.8 -5.0 -10.0 -0.27| 4.7 -1.3 1000 297 7 128 13| 6.3 0.0 6.3| 5.8 -17.2 -11.4 -11.4 -0.10| 10.0 -1.0 1500 294 12 139 8| 4.2 4.4 8.6| 13.6 -17.2 -3.6 -2.4 0.17| 11.1 1.9 2000 290 15 157 7| 3.1 1.3 4.5| 13.6 -34.2 -20.6 -10.3 -0.06| 10.8 -0.7 2500 289 16 163 7| 2.5 1.4 3.9| 20.4 -37.7 -17.3 -6.9 -0.02| 9.8 -0.2 3000 287 17 174 6| 2.1 1.9 4.0| 29.6 -37.7 -8.1 -2.7 0.06| 9.1 0.5 4000 283 20 202 7| 1.6 2.6 4.2| 36.2 -37.7 -1.4 -0.4 0.08| 8.0 0.6 5000 278 24 219 11| 1.3 3.0 4.2| 40.8 -42.5 -1.8 -0.4 0.07| 7.3 0.5 6000 274 27 227 14| 1.0 2.8 3.9| 56.0 -42.5 13.5 2.2 0.09| 6.5 0.6 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20251013.23.gif