UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for CYSM... Searching the city database file for: CYSM ... Date:1200Z 28 DEC 25 Station: CYSM WMO ident: 71934 Latitude: 60.03 Longitude: -111.93 Elevation: 204.00 ------------------------------------------------------------------------------- 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 1005 204 -28.3 -31.1 77 2.8 -28.5 130 3 244.5 244.5 244.3 245.3 0.28 1 1003 214 -28.3 -30.0 85 1.7 -28.4 134 6 244.6 244.7 244.5 245.5 0.32 2 1000 230 -27.9 -29.6 85 1.7 -28.0 140 10 245.2 245.3 245.1 246.1 0.33 3 991 295 -27.5 -28.7 89 1.2 -27.6 149 16 246.3 246.3 246.2 247.3 0.36 4 988 317 -25.3 -26.1 93 0.8 -25.4 151 17 248.7 248.8 248.6 249.9 0.46 5 976 406 -23.3 -26.0 78 2.7 -23.6 157 17 251.6 251.7 251.1 252.9 0.47 6 962 511 -23.1 -26.5 74 3.4 -23.5 164 18 252.8 252.9 252.2 254.1 0.46 7 936 712 -21.7 -26.2 67 4.5 -22.2 170 17 256.3 256.3 255.1 257.6 0.48 8 925 799 -21.7 -25.8 69 4.1 -22.2 170 16 257.1 257.2 255.9 258.5 0.50 9 850 1424 -20.5 -24.1 73 3.6 -21.0 165 10 264.7 264.8 262.1 266.5 0.64 10 845 1468 -20.7 -24.3 73 3.6 -21.2 165 10 264.9 265.0 262.3 266.7 0.63 11 830 1600 -20.1 -25.1 64 5.0 -20.8 167 11 266.9 267.0 263.7 268.6 0.60 12 783 2031 -20.9 -28.9 49 8.0 -21.9 188 10 270.5 270.6 265.9 271.9 0.45 13 759 2261 -21.9 -35.9 27 14.0 -23.3 201 9 271.9 271.9 266.4 272.6 0.24 14 700 2855 -22.7 -44.7 12 22.0 -24.4 240 14 277.3 277.4 269.7 277.7 0.10 15 679 3078 -23.5 -47.5 9 24.0 -25.2 241 13 278.9 278.9 270.6 279.1 0.08 16 668 3197 -24.1 -50.1 7 26.0 -25.8 247 14 279.5 279.5 270.9 279.7 0.06 17 634 3575 -26.9 -36.9 38 10.0 -27.8 258 16 280.5 280.6 271.9 281.3 0.25 18 632 3598 -27.1 -33.1 57 6.0 -27.8 259 16 280.6 280.6 272.1 281.7 0.37 19 630 3621 -27.1 -29.3 82 2.2 -27.3 259 16 280.8 280.9 272.6 282.5 0.54 20 575 4276 -28.9 -32.5 71 3.6 -29.3 280 29 286.1 286.2 275.3 287.5 0.43 21 559 4478 -28.3 -31.7 73 3.4 -28.7 282 32 289.2 289.2 277.0 290.7 0.48 22 500 5270 -32.3 -36.4 67 4.1 -32.7 295 39 293.7 293.7 279.0 294.8 0.34 23 462 5825 -34.1 -39.1 61 5.0 -34.5 305 49 298.1 298.2 280.9 299.1 0.28 24 409 6668 -39.9 -43.7 67 3.8 -40.1 305 67 301.2 301.2 282.1 301.9 0.19 25 400 6820 -39.3 -42.8 69 3.5 -39.5 305 69 303.9 304.0 283.2 304.7 0.22 26 380 7171 -41.9 -44.6 75 2.7 -42.1 307 72 305.0 305.0 283.7 305.6 0.19 27 351 7706 -45.1 -50.1 57 5.0 -45.3 310 77 307.7 307.7 284.6 308.1 0.11 28 300 8740 -52.9 -56.9 62 4.0 -53.0 310 91 310.8 310.8 285.7 311.0 0.06 29 268 9457 -58.8 -62.8 60 3.9 -58.9 305 100 312.3 312.3 286.2 312.4 0.03 30 250 9890 -62.5 -66.4 59 3.9 -62.6 310 96 313.1 313.2 286.5 313.2 0.02 31 235 10268 -63.5 -66.9 63 3.4 -63.6 310 89 317.2 317.2 287.9 317.3 0.02 32 230 10399 -63.5 -66.0 71 2.5 -63.5 308 85 319.2 319.2 288.5 319.3 0.02 33 222 10616 -62.1 -76.1 14 14.0 -62.2 306 78 324.6 324.6 290.2 324.6 0.01 34 200 11260 -60.3 -81.3 5 21.0 -60.4 305 70 337.3 337.3 293.6 337.3 0.00 35 186 11715 -58.7 -82.7 3 24.0 -58.9 305 66 346.9 346.9 296.0 346.9 0.00 36 162 12585 -57.9 -83.9 2 26.0 -58.2 302 66 362.3 362.3 299.1 362.3 0.00 37 156 12823 -58.7 -83.7 3 25.0 -58.9 301 66 364.8 364.8 299.6 364.8 0.00 38 150 13070 -58.1 -84.1 2 26.0 -58.3 300 66 370.0 370.0 300.5 370.0 0.00 39 140 13505 -56.7 -83.7 2 27.0 -57.0 300 64 379.8 379.8 302.2 379.8 0.00 40 120 14478 -58.3 -85.3 2 27.0 -58.6 300 61 394.0 394.0 304.3 394.0 0.00 41 110 15027 -56.3 -85.3 1 29.0 -56.7 300 59 407.7 407.7 306.2 407.7 0.00 42 100 15630 -57.5 -85.5 2 28.0 -57.9 295 60 416.6 416.6 307.3 416.6 0.00 43 85 16655 -58.1 -86.1 2 28.0 -58.5 291 57 435.2 435.2 309.4 435.2 0.00 44 70 17880 -57.3 -86.3 1 29.0 -57.9 290 77 461.8 461.8 312.0 461.8 0.00 45 65 18349 -56.1 -86.1 1 30.0 -56.8 290 82 474.3 474.3 313.0 474.3 0.00 46 58 19070 -58.1 -87.1 1 29.0 -58.7 293 75 485.5 485.5 313.9 485.5 0.00 47 56 19291 -56.1 -86.1 1 30.0 -56.9 294 70 495.0 495.0 314.6 495.0 0.00 48 50 20010 -56.9 -86.9 1 30.0 -57.7 295 72 509.4 509.4 315.6 509.4 0.00 49 45 20676 -58.5 -87.5 1 29.0 -59.3 295 79 521.1 521.1 316.4 521.1 0.00 50 38 21746 -56.5 -87.5 1 31.0 -57.6 295 76 552.0 552.0 318.2 552.0 0.00 51 34 22447 -59.7 -88.7 1 29.0 -60.6 295 72 561.4 561.4 318.7 561.5 0.00 52 31 23031 -55.7 -86.7 1 31.0 -57.1 307 83 587.3 587.3 320.0 587.3 0.01 53 30 23240 -56.1 -87.1 1 31.0 -57.5 310 75 591.7 591.7 320.2 591.7 0.01 54 24 24641 -61.1 -89.1 1 28.0 -62.1 309 79 616.2 616.2 321.3 616.2 0.01 55 20 25780 -58.1 -88.1 1 30.0 -59.7 315 89 658.3 658.3 323.0 658.4 0.01 56 19 26104 -57.5 -88.5 1 31.0 -59.3 314 89 669.9 669.9 323.4 670.0 0.01 57 17 26804 -60.5 -88.5 1 28.0 -61.9 311 88 682.0 682.0 323.9 682.0 0.01 58 10 30170 -53.5 -86.5 1 33.0 -57.7 330 126 819.8 819.9 327.7 820.0 0.02 59 9.9 30235 -52.7 -85.7 1 33.0 -57.2 825.2 825.2 327.8 825.4 0.03 60 9.6 30433 -53.5 -86.5 1 33.0 -57.8 829.5 829.5 328.0 829.7 0.02 61 6.5 33012 -41.3 -81.3 1 40.0 -52.9 978.8 978.9 330.8 979.8 0.08 62 4.4 35657 -42.1 -82.1 0 40.0 -55.2 1090.6 1090.7 332.5 1092.0 0.11 TRP 235 10268 -63.5 -66.9 63 3.4 -63.6 310 89 317.2 317.2 287.9 317.3 0.02 WND 268 9457 -58.8 -62.8 60 3.9 -58.9 305 100 312.3 312.3 286.2 312.4 0.03 Sounding variables and indices 1000-500 mb thick: 5040.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 55.62 % Est. max temperature: -8.63 C = 16.46 F Sfc-Lift cond lev (LCL): 958.68 mb = 536.60 m = 1760.48 ft T: -22.92 C 700-500 lapse rate: 3.98 C/km ThetaE index: 0.00 C Layer 1005.0- -0.0 mb Conv cond level (CCL): 1003.00 mb = 214.37 m = 703.31 ft Mean mixing ratio: 0.46 g/kg Conv temperature: -25.76 C = -14.38 F Cap Strength: 29.40 C Lifted Index: 32.13 C Risk: None Lifted Index @300 mb: 39.89 C Lifted Index @700 mb: 20.93 C Showalter Index: 22.41 C Risk: None Total Totals Index: 20.00 C Risk: None Vertical Totals Index: 11.80 C Cross Totals Index: 8.20 C K Index: -34.30 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 5.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.39 J/kg Max Up Vert Vel: 9.84 m/s Conv Inhibition (B-): 101696.40 J/kg Cap Strength: 31.89 C Lift Cond Lev (LCL): 904.83 mb = 961.99 m = 3156.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 301 at 18 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 1005 204 130 3 -2.3 1.9 | 122 21 -17.4 11.0 1 1000 230 140 10 -6.4 7.7 | 128 27 -21.6 16.7 2 990 305 150 17 -8.5 14.7 | 135 34 -23.6 23.8 3 949 610 170 18 -3.1 17.7 | 146 32 -18.3 26.8 4 925 799 170 16 -2.8 15.8 | 144 31 -17.9 24.8 5 911 914 165 16 -4.1 15.5 | 142 31 -19.3 24.5 6 874 1219 185 16 1.4 15.9 | 151 29 -13.7 25.0 7 850 1424 165 10 -2.6 9.7 | 137 26 -17.7 18.7 8 839 1524 165 11 -2.8 10.6 | 138 27 -18.0 19.7 9 805 1829 175 11 -1.0 11.0 | 141 26 -16.1 20.0 10 772 2134 195 9 2.3 8.7 | 144 22 -12.8 17.8 11 741 2438 210 9 4.5 7.8 | 148 20 -10.6 16.9 12 711 2743 240 10 8.7 5.0 | 155 16 -6.5 14.1 13 700 2855 240 14 12.1 7.0 | 169 16 -3.0 16.1 14 681 3048 240 13 11.3 6.5 | 166 16 -3.9 15.6 15 653 3353 255 15 14.5 3.9 | 177 13 -0.7 13.0 16 626 3658 260 16 15.8 2.8 | 183 12 0.6 11.9 17 575 4267 280 29 28.6 -5.0 | 253 14 13.4 4.0 18 528 4877 285 39 37.7 -10.1 | 273 23 22.5 -1.0 19 500 5270 295 39 35.3 -16.5 | 290 22 20.2 -7.4 20 464 5791 305 48 39.3 -27.5 | 307 30 24.2 -18.4 21 444 6096 305 58 47.5 -33.3 | 307 40 32.4 -24.2 22 400 6820 305 69 56.5 -39.6 | 306 51 41.4 -30.5 23 355 7620 310 76 58.2 -48.9 | 313 59 43.1 -39.8 24 300 8740 310 91 69.7 -58.5 | 312 74 54.6 -49.4 25 282 9144 310 94 72.0 -60.4 | 312 77 56.9 -51.3 26 268 9457 305 100 81.9 -57.4 | 306 82 66.8 -48.3 27 256 9754 305 100 81.9 -57.4 | 306 82 66.8 -48.3 28 250 9890 310 96 73.5 -61.7 | 312 79 58.4 -52.6 29 235 10268 310 89 68.2 -57.2 | 312 72 53.0 -48.1 30 220 10668 305 77 63.1 -44.2 | 306 59 47.9 -35.1 31 200 11260 305 70 57.3 -40.2 | 306 52 42.2 -31.1 32 190 11582 305 66 54.1 -37.9 | 306 48 38.9 -28.8 33 150 13070 300 66 57.2 -33.0 | 300 48 42.0 -23.9 34 106 15240 300 58 50.2 -29.0 | 300 40 35.1 -19.9 35 101 15545 295 53 48.0 -22.4 | 292 35 32.9 -13.3 36 100 15630 295 60 54.4 -25.4 | 293 42 39.2 -16.3 37 97 15850 295 60 54.4 -25.4 | 293 42 39.2 -16.3 38 84 16764 290 57 53.6 -19.5 | 285 40 38.4 -10.4 39 72 17678 300 70 60.6 -35.0 | 300 52 45.5 -25.9 40 70 17880 290 77 72.4 -26.3 | 287 60 57.2 -17.3 41 63 18593 290 85 79.9 -29.1 | 287 68 64.7 -20.0 42 54 19507 295 65 58.9 -27.5 | 293 47 43.8 -18.4 43 50 20010 295 72 65.3 -30.4 | 293 54 50.1 -21.3 44 43 21031 295 83 75.2 -35.1 | 293 65 60.1 -26.0 45 41 21336 295 79 71.6 -33.4 | 293 61 56.5 -24.3 46 33 22555 295 71 64.3 -30.0 | 293 53 49.2 -20.9 47 30 23165 310 86 65.9 -55.3 | 312 69 50.7 -46.2 48 30 23240 310 75 57.5 -48.2 | 313 58 42.3 -39.1 49 28 23774 305 71 58.2 -40.7 | 306 53 43.0 -31.6 50 20 25780 315 89 62.9 -62.9 | 318 72 47.8 -53.8 51 16 27127 310 88 67.4 -56.6 | 312 71 52.3 -47.5 52 15 27432 315 94 66.5 -66.5 | 318 77 51.3 -57.4 53 15 27737 320 111 71.3 -85.0 | 323 94 56.2 -75.9 54 13 28651 315 100 70.7 -70.7 | 318 83 55.6 -61.6 55 11 29566 325 118 67.7 -96.7 | 329 102 52.5 -87.6 56 10 30170 330 126 63.0 -109.1 | 334 111 47.9 -100.0 57 10 30175 330 110 55.0 -95.3 | 335 95 39.9 -86.2 Wind Parameters Mean winds (0-6000m): 271.0 at 23.5 knts Storm direction: 301.0 at 17.7 knts Shear (0-3000m) pos: 3.4 neg: 1.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 49.2 deg Storm rel helicity (0-3000m) pos: 188.7 neg: -64.0 tot: 124.8 m^2/s^2 ave: 41.6 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 3.3 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.34 Bulk Shear: 143.88 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 ------------------------------------------------------------------------------- 500 160 16 140 32| 15.3 0.0 15.3| 93.2 -2.6 90.7 181.3 0.55| 21.9 12.1 1000 166 16 142 31| 7.4 0.0 7.4|129.4 -15.6 113.8 113.8 0.51| 14.8 7.6 1500 168 15 142 30| 5.0 2.0 7.0|136.9 -61.8 75.1 50.1 0.26| 12.7 3.2 2000 170 14 142 28| 3.6 1.5 5.2|151.5 -61.8 89.6 44.8 0.28| 10.9 3.0 2500 176 13 144 27| 3.3 1.2 4.5|167.2 -61.8 105.3 42.1 0.31| 10.0 3.0 3000 187 13 148 26| 3.4 1.0 4.4|188.7 -64.0 124.8 41.6 0.35| 9.4 3.3 4000 213 14 161 22| 4.2 0.8 4.9|239.7 -64.0 175.7 43.9 0.49| 9.3 4.6 5000 246 19 186 17| 4.4 0.6 5.0|306.3 -64.0 242.3 48.5 0.54| 9.2 5.0 6000 271 24 224 12| 5.3 0.5 5.8|365.9 -67.6 298.2 49.7 0.50| 9.8 4.9 Wrote GIF file: /home/apache/climate/data/raob//CYSM/skewt/CYSM.skewt.20251228.12.gif