UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122800.upa.cvt Date: 0000Z 28 DEC 25 Searching for CYXY... Searching the city database file for: CYXY ... Date:0000Z 28 DEC 25 Station: CYXY WMO ident: 71964 Latitude: 60.73 Longitude: -135.07 Elevation: 707.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 109 1 925 694 180 5 SFC 923 707 -21.9 -25.0 76 3.1 -22.3 180 5 257.1 257.2 255.9 258.6 0.54 3 891 967 -24.3 -26.2 84 1.9 -24.5 156 17 257.2 257.3 255.9 258.6 0.51 4 883 1033 -21.9 -24.8 77 2.9 -22.2 150 20 260.4 260.4 258.6 262.0 0.58 5 866 1177 -22.5 -24.7 82 2.2 -22.8 138 28 261.2 261.3 259.3 262.8 0.60 6 863 1203 -21.1 -23.8 79 2.7 -21.5 136 29 262.9 263.0 260.8 264.7 0.65 7 850 1315 -21.9 -24.3 81 2.4 -22.2 145 26 263.2 263.3 261.0 265.0 0.63 8 831 1482 -21.7 -23.6 85 1.9 -22.0 145 26 265.1 265.2 262.5 267.1 0.68 9 819 1589 -19.1 -21.1 84 2.0 -19.4 151 24 269.0 269.1 265.6 271.4 0.87 10 813 1644 -16.1 -17.9 86 1.8 -16.4 155 23 272.7 272.9 268.7 276.0 1.15 11 803 1738 -15.5 -17.5 85 2.0 -15.9 163 21 274.3 274.5 269.8 277.8 1.20 12 788 1880 -16.1 -18.0 85 1.9 -16.5 173 18 275.2 275.4 270.2 278.6 1.18 13 717 2593 -15.1 -16.6 88 1.5 -15.4 212 19 283.8 284.1 275.7 288.1 1.45 14 706 2710 -12.9 -14.7 86 1.8 -13.4 207 18 287.5 287.8 278.0 292.6 1.73 15 700 2775 -13.3 -15.2 86 1.9 -13.8 210 17 287.8 288.0 278.0 292.8 1.67 16 676 3040 -14.1 -15.5 89 1.4 -14.5 196 25 289.7 290.0 279.0 294.8 1.69 17 618 3714 -18.5 -19.9 89 1.4 -18.8 212 31 292.2 292.5 279.6 296.2 1.27 18 604 3885 -18.1 -20.5 81 2.4 -18.6 220 33 294.6 294.8 280.7 298.5 1.24 19 511 5113 -26.5 -28.5 83 2.0 -26.8 235 39 298.9 299.0 281.8 301.2 0.71 20 500 5270 -27.1 -29.3 82 2.2 -27.4 235 40 300.0 300.1 282.3 302.2 0.68 21 478 5594 -28.1 -30.5 80 2.4 -28.5 241 40 302.6 302.8 283.3 304.7 0.63 22 472 5685 -27.3 -29.7 80 2.4 -27.7 242 40 304.7 304.9 284.2 307.0 0.69 23 400 6860 -34.9 -37.8 75 2.9 -35.2 245 47 309.6 309.7 285.7 310.9 0.37 24 371 7382 -37.5 -40.8 71 3.3 -37.8 255 54 312.9 313.0 286.7 314.0 0.29 25 300 8810 -49.5 -52.4 71 2.9 -49.6 250 66 315.6 315.6 287.4 316.0 0.10 26 268 9541 -55.9 -58.0 77 2.1 -55.9 254 76 316.6 316.6 287.7 316.8 0.06 27 253 9905 -59.3 -63.7 57 4.4 -59.3 251 79 316.8 316.8 287.8 316.9 0.03 28 250 9980 -60.1 -64.2 59 4.1 -60.2 250 79 316.7 316.7 287.7 316.8 0.03 29 238 10283 -62.5 -65.6 66 3.1 -62.6 255 80 317.6 317.6 288.0 317.7 0.02 30 229 10520 -62.5 -70.5 33 8.0 -62.6 261 79 321.1 321.1 289.1 321.2 0.01 31 227 10574 -61.9 -72.9 22 11.0 -62.0 263 78 322.8 322.8 289.6 322.9 0.01 32 221 10739 -61.1 -73.4 18 12.3 -61.2 265 81 326.6 326.6 290.7 326.6 0.01 33 201 11329 -58.1 -75.1 10 17.0 -58.3 274 71 340.3 340.3 294.4 340.3 0.01 34 200 11360 -58.1 -75.1 10 17.0 -58.3 275 70 340.8 340.8 294.5 340.8 0.01 35 196 11487 -58.9 -75.9 9 17.0 -59.0 276 70 341.5 341.5 294.7 341.5 0.01 36 191 11651 -56.3 -77.3 5 21.0 -56.5 278 69 348.2 348.2 296.3 348.2 0.01 37 185 11854 -57.1 -78.1 5 21.0 -57.3 280 68 350.1 350.1 296.7 350.1 0.00 38 173 12281 -55.5 -79.5 3 24.0 -55.8 280 68 359.5 359.5 298.6 359.5 0.00 39 171 12356 -55.7 -79.7 3 24.0 -56.0 280 68 360.3 360.3 298.8 360.4 0.00 40 163 12664 -52.9 -78.9 3 26.0 -53.3 280 69 370.0 370.0 300.6 370.0 0.00 41 150 13200 -53.9 -80.9 2 27.0 -54.3 280 69 377.2 377.2 301.8 377.2 0.00 42 119 14683 -54.7 -83.7 2 29.0 -55.2 284 62 401.6 401.6 305.4 401.6 0.00 43 100 15800 -52.9 -83.9 1 31.0 -53.6 285 57 425.5 425.5 308.3 425.5 0.00 44 95 16130 -54.9 -84.9 1 30.0 -55.5 285 57 427.9 427.9 308.6 427.9 0.00 45 70 18090 -53.3 -85.3 1 32.0 -54.2 295 56 470.4 470.4 312.7 470.4 0.00 46 60 19090 -49.9 -83.9 1 34.0 -51.4 295 55 499.2 499.2 314.9 499.2 0.01 47 50 20270 -54.1 -85.1 1 31.0 -55.2 290 54 516.0 516.0 316.1 516.0 0.01 48 41 21539 -54.7 -86.7 1 32.0 -55.9 302 50 544.6 544.6 317.8 544.7 0.01 49 34 22743 -51.9 -85.9 1 34.0 -53.8 296 47 581.9 581.9 319.8 582.0 0.01 50 30 23550 -53.3 -85.3 1 32.0 -55.2 295 59 599.3 599.3 320.6 599.4 0.01 51 26 24470 -54.5 -86.5 1 32.0 -56.4 308 67 621.0 621.0 321.5 621.0 0.01 52 22 25550 -50.5 -84.5 1 34.0 -53.6 318 51 663.3 663.3 323.2 663.4 0.01 53 20 26170 -51.7 -85.7 1 34.0 -54.7 325 58 677.9 677.9 323.7 678.0 0.01 54 15 28053 -49.3 -84.3 1 35.0 -53.8 313 67 744.0 744.0 325.8 744.2 0.02 55 13 28989 -51.5 -85.5 1 34.0 -55.6 317 69 767.5 767.5 326.4 767.7 0.02 56 11 30091 -45.3 -83.3 1 38.0 -52.5 323 64 827.6 827.6 327.9 827.9 0.03 57 10 30730 -44.3 -82.3 1 38.0 -52.4 330 59 854.2 854.2 328.5 854.6 0.05 58 8.8 31598 -38.3 -80.3 0 42.0 -50.2 909.2 909.3 329.6 910.0 0.07 59 6.6 33562 -41.9 -81.9 1 40.0 -53.1 972.1 972.1 330.7 972.9 0.07 60 5.9 34328 -38.1 -80.1 0 42.0 -52.2 1020.2 1020.3 331.5 1021.5 0.11 TRP 238 10283 -62.5 -65.6 66 3.1 -62.6 255 80 317.6 317.6 288.0 317.7 0.02 WND 221 10739 -61.1 -73.4 18 12.3 -61.2 265 81 326.6 326.6 290.7 326.6 0.01 Sounding variables and indices 1000-500 mb thick: 5161.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 84.45 % Est. max temperature: -2.51 C = 27.48 F Sfc-Lift cond lev (LCL): 876.75 mb = 1085.70 m = 3561.96 ft T: -22.12 C 700-500 lapse rate: 5.53 C/km Conv cond level (CCL): 423.13 mb = 6460.89 m = 21196.89 ft Mean mixing ratio: 0.60 g/kg Conv temperature: 27.87 C = 82.16 F Cap Strength: 29.96 C Lifted Index: 30.71 C Risk: None Lifted Index @300 mb: 37.49 C Lifted Index @700 mb: 23.30 C Showalter Index: 28.84 C Risk: None Total Totals Index: 8.00 C Risk: None Vertical Totals Index: 5.20 C Cross Totals Index: 2.80 C K Index: -21.00 Risk: None Sweat Index: 242.00 Risk: None Energy Index: 8.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.74 J/kg Max Up Vert Vel: 9.46 m/s Conv Inhibition (B-): 89957.26 J/kg Cap Strength: 30.12 C Lift Cond Lev (LCL): 838.49 mb = 1415.39 m = 4643.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 253 at 23 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 ---------------------------------------------------------- 0 923 707 180 5 0.0 5.0 | 86 22 -21.6 -1.6 1 897 914 160 14 -4.8 13.2 | 104 27 -26.4 6.5 2 861 1219 135 30 -21.2 21.2 | 109 45 -42.8 14.6 3 850 1315 145 26 -14.9 21.3 | 112 39 -36.5 14.7 4 827 1524 145 26 -14.9 21.3 | 112 39 -36.5 14.7 5 794 1829 170 19 -3.3 18.7 | 116 28 -24.9 12.1 6 762 2134 185 14 1.2 13.9 | 110 22 -20.4 7.3 7 732 2438 220 22 14.1 16.9 | 144 13 -7.4 10.2 8 703 2743 205 17 7.2 15.4 | 121 17 -14.4 8.8 9 700 2775 210 17 8.5 14.7 | 122 15 -13.1 8.1 10 675 3048 195 25 6.5 24.1 | 139 23 -15.1 17.5 11 648 3353 225 27 19.1 19.1 | 169 13 -2.5 12.4 12 621 3658 210 31 15.5 26.8 | 163 21 -6.1 20.2 13 572 4267 240 37 32.0 18.5 | 221 16 10.5 11.9 14 549 4572 240 35 30.3 17.5 | 219 14 8.7 10.9 15 527 4877 235 38 31.1 21.8 | 212 18 9.6 15.2 16 500 5270 235 40 32.8 22.9 | 214 20 11.2 16.3 17 445 6096 250 41 38.5 14.0 | 246 18 17.0 7.4 18 409 6706 245 41 37.2 17.3 | 236 19 15.6 10.7 19 400 6860 245 47 42.6 19.9 | 238 25 21.0 13.2 20 358 7620 260 57 56.1 9.9 | 265 35 34.6 3.3 21 342 7925 260 59 58.1 10.2 | 264 37 36.5 3.6 22 300 8810 250 66 62.0 22.6 | 249 43 40.4 15.9 23 285 9144 250 69 64.8 23.6 | 249 46 43.3 17.0 24 272 9449 255 76 73.4 19.7 | 256 53 51.8 13.0 25 250 9980 250 79 74.2 27.0 | 249 56 52.7 20.4 26 238 10283 255 80 77.3 20.7 | 256 57 55.7 14.1 27 224 10668 265 78 77.7 6.8 | 270 56 56.1 0.2 28 221 10739 265 81 80.7 7.1 | 270 59 59.1 0.4 29 213 10973 265 81 80.7 7.1 | 270 59 59.1 0.4 30 200 11360 275 70 69.7 -6.1 | 285 50 48.2 -12.7 31 184 11887 280 68 67.0 -11.8 | 292 49 45.4 -18.5 32 150 13200 280 69 68.0 -12.0 | 292 50 46.4 -18.6 33 109 15240 285 59 57.0 -15.3 | 302 42 35.4 -21.9 34 104 15545 280 50 49.2 -8.7 | 299 32 27.7 -15.3 35 100 15800 285 57 55.1 -14.8 | 303 40 33.5 -21.4 36 95 16154 285 57 55.1 -14.8 | 303 40 33.5 -21.4 37 90 16459 290 63 59.2 -21.5 | 307 47 37.6 -28.2 38 86 16764 300 50 43.3 -25.0 | 326 38 21.7 -31.6 39 78 17374 285 42 40.6 -10.9 | 313 26 19.0 -17.5 40 75 17678 270 48 48.0 -0.0 | 284 27 26.4 -6.6 41 70 18090 295 56 50.8 -23.7 | 316 42 29.2 -30.3 42 65 18593 295 62 56.2 -26.2 | 313 48 34.6 -32.8 43 54 19812 295 46 41.7 -19.4 | 322 33 20.1 -26.1 44 50 20270 290 54 50.7 -18.5 | 311 38 29.2 -25.1 45 42 21336 295 53 48.0 -22.4 | 318 39 26.5 -29.0 46 40 21641 305 49 40.1 -28.1 | 332 39 18.6 -34.7 47 37 22250 285 50 48.3 -12.9 | 306 33 26.7 -19.6 48 35 22555 305 55 45.1 -31.5 | 328 45 23.5 -38.2 49 33 22860 290 42 39.5 -14.4 | 320 28 17.9 -21.0 50 32 23165 280 45 44.3 -7.8 | 302 27 22.7 -14.5 51 30 23550 295 59 53.5 -24.9 | 315 45 31.9 -31.6 52 29 23774 300 56 48.5 -28.0 | 322 44 26.9 -34.6 53 25 24689 310 70 53.6 -45.0 | 328 61 32.0 -51.6 54 23 25298 315 48 33.9 -33.9 | 343 42 12.4 -40.6 55 20 26170 325 58 33.3 -47.5 | 348 55 11.7 -54.2 56 19 26518 325 57 32.7 -46.7 | 348 54 11.1 -53.3 57 17 27432 310 65 49.8 -41.8 | 330 56 28.2 -48.4 58 12 29566 320 71 45.6 -54.4 | 338 66 24.1 -61.0 59 11 29870 320 66 42.4 -50.6 | 340 61 20.8 -57.2 60 10 30730 330 59 29.5 -51.1 | 352 58 7.9 -57.7 Wind Parameters Mean winds (0-6000m): 222.9 at 30.1 knts Storm direction: 252.9 at 22.6 knts Shear (0-3000m) pos: 6.5 neg: 4.5 tot: 10.9 10-3/s Storm rel Dir Shear (0-3000m): 81.1 deg Storm rel helicity (0-3000m) pos: 231.4 neg: -42.2 tot: 189.3 m^2/s^2 ave: 63.1 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 16.3 stream: 5.3 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.37 Bulk Shear: 120.18 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 ------------------------------------------------------------------------------- 500 149 17 104 31| 0.0 26.7 26.7| 73.1 -6.7 66.4 132.8 0.37| 28.3 10.4 1000 147 21 108 35| 6.7 13.4 20.0|117.9 -6.7 111.2 111.2 0.36| 20.8 7.5 1500 155 20 111 32| 8.5 8.9 17.4|131.5 -21.4 110.1 73.4 0.27| 18.5 5.0 2000 168 20 116 29| 7.4 6.7 14.1|161.1 -37.2 123.9 61.9 0.25| 17.5 4.4 2500 176 20 120 27| 6.9 5.3 12.3|209.8 -37.2 172.6 69.0 0.33| 17.0 5.5 3000 186 22 127 24| 6.5 4.5 10.9|231.4 -42.2 189.3 63.1 0.32| 16.3 5.3 4000 204 25 144 20| 6.6 3.3 9.9|307.6 -47.6 260.0 65.0 0.40| 14.9 5.9 5000 214 28 160 17| 5.7 2.8 8.4|338.8 -52.0 286.9 57.4 0.41| 12.9 5.3 6000 223 30 176 15| 5.0 2.5 7.5|363.2 -69.1 294.1 49.0 0.39| 11.5 4.5 Wrote GIF file: /home/apache/climate/data/raob//CYXY/skewt/CYXY.skewt.20251228.00.gif