UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for CAYT... Searching the city database file for: CAYT ... Date:0000Z 27 DEC 25 Station: CAYT WMO ident: 71802 Latitude: 47.52 Longitude: -52.78 Elevation: 112.00 ------------------------------------------------------------------------------- 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 -5 SFC 985 112 -1.9 -2.4 96 0.5 -2.1 35 17 272.4 273.0 271.9 281.2 3.25 2 926 603 -4.9 -4.9 100 0.0 -4.9 54 49 274.2 274.7 272.3 282.1 2.86 3 925 612 -4.9 -4.9 100 0.0 -4.9 55 50 274.3 274.8 272.4 282.2 2.87 4 911 732 -4.1 -4.1 100 0.0 -4.1 59 52 276.3 276.8 273.9 284.9 3.09 5 850 1276 -6.1 -6.5 97 0.4 -6.2 70 56 279.8 280.2 275.4 287.5 2.76 6 765 2096 -9.5 -10.2 95 0.7 -9.7 99 58 284.6 285.0 277.3 291.3 2.30 7 723 2535 -7.3 -7.9 95 0.6 -7.5 118 71 291.7 292.2 281.5 300.3 2.91 8 700 2787 -7.7 -8.1 97 0.4 -7.8 130 79 294.0 294.5 282.5 302.8 2.96 9 611 3836 -11.7 -12.3 95 0.6 -11.9 149 80 301.0 301.5 284.8 308.5 2.43 10 500 5340 -21.9 -23.2 89 1.3 -22.2 160 68 306.3 306.6 285.4 310.2 1.18 11 438 6299 -29.3 -30.1 93 0.8 -29.4 156 82 308.8 308.9 285.8 311.2 0.72 12 400 6940 -34.3 -36.8 78 2.5 -34.6 160 93 310.4 310.5 286.0 311.8 0.41 13 388 7152 -36.1 -39.5 71 3.4 -36.4 160 96 310.8 310.8 286.0 311.9 0.32 14 377 7352 -37.9 -39.1 88 1.2 -38.0 160 96 311.0 311.0 286.1 312.2 0.34 15 371 7462 -38.9 -41.0 80 2.1 -39.1 160 96 311.1 311.1 286.1 312.1 0.29 16 346 7938 -41.5 -45.5 65 4.0 -41.8 161 98 313.8 313.8 286.9 314.5 0.19 17 335 8157 -43.3 -46.6 70 3.3 -43.5 162 100 314.3 314.3 287.1 314.9 0.17 18 300 8890 -49.7 -53.5 64 3.8 -49.8 165 105 315.3 315.3 287.3 315.6 0.09 19 252 10010 -59.7 -63.1 64 3.4 -59.7 170 116 316.6 316.6 287.6 316.7 0.03 20 250 10060 -60.1 -64.0 60 3.9 -60.2 170 117 316.7 316.7 287.7 316.8 0.03 21 235 10444 -62.8 -67.3 54 4.5 -62.8 180 128 318.3 318.3 288.2 318.4 0.02 22 229 10603 -63.9 -68.7 52 4.8 -64.0 180 122 319.0 319.0 288.4 319.0 0.02 23 225 10711 -64.1 -70.1 44 6.0 -64.1 180 123 320.3 320.3 288.8 320.3 0.01 24 223 10766 -61.3 -70.3 29 9.0 -61.4 180 117 325.4 325.4 290.4 325.5 0.01 25 221 10822 -62.5 -72.5 25 10.0 -62.6 180 111 324.4 324.4 290.1 324.4 0.01 26 218 10907 -61.7 -75.7 14 14.0 -61.8 180 103 326.9 326.9 290.8 326.9 0.01 27 216 10964 -58.1 -78.1 6 20.0 -58.3 180 96 333.3 333.3 292.6 333.4 0.00 28 213 11052 -57.3 -78.3 5 21.0 -57.5 180 87 335.9 335.9 293.3 335.9 0.00 29 207 11232 -59.5 -78.5 7 19.0 -59.6 180 69 335.2 335.2 293.1 335.2 0.00 30 202 11387 -55.9 -76.9 6 21.0 -56.1 180 53 343.3 343.3 295.1 343.3 0.01 31 200 11450 -56.3 -77.3 5 21.0 -56.5 180 46 343.6 343.6 295.2 343.6 0.01 32 191 11741 -57.9 -76.9 7 19.0 -58.1 175 52 345.6 345.6 295.7 345.6 0.01 33 181 12080 -55.7 -76.7 6 21.0 -56.0 178 44 354.5 354.5 297.6 354.6 0.01 34 169 12514 -58.3 -80.3 4 22.0 -58.5 185 40 357.2 357.2 298.1 357.3 0.00 35 167 12589 -56.9 -79.9 4 23.0 -57.2 185 40 360.8 360.8 298.8 360.8 0.00 36 161 12820 -55.5 -79.5 3 24.0 -55.8 185 39 366.9 367.0 300.0 367.0 0.00 37 150 13270 -56.1 -79.1 4 23.0 -56.4 185 37 373.4 373.4 301.2 373.4 0.01 38 126 14374 -57.5 -81.5 3 24.0 -57.8 207 40 390.0 390.0 303.8 390.0 0.00 39 100 15840 -55.7 -80.7 3 25.0 -56.2 215 37 420.1 420.1 307.7 420.1 0.01 40 87 16720 -58.7 -83.7 3 25.0 -59.1 196 40 431.1 431.1 309.0 431.2 0.00 41 76 17572 -56.9 -83.9 2 27.0 -57.5 226 44 451.9 451.9 311.0 451.9 0.00 42 70 18090 -58.5 -83.5 3 25.0 -59.0 215 36 459.2 459.2 311.7 459.3 0.01 43 51 20059 -65.3 -88.3 3 23.0 -65.6 220 40 486.8 486.8 314.0 486.9 0.00 44 50 20180 -64.9 -88.9 2 24.0 -65.2 225 41 490.5 490.5 314.2 490.6 0.00 45 40 21551 -61.7 -88.7 2 27.0 -62.3 211 58 530.9 530.9 317.0 530.9 0.00 46 34 22550 -64.5 -89.5 2 25.0 -65.0 236 52 548.8 548.8 318.1 548.8 0.00 47 30 23320 -61.7 -88.7 2 27.0 -62.4 240 54 576.4 576.4 319.5 576.5 0.00 48 28 23749 -60.5 -88.5 1 28.0 -61.4 243 64 591.3 591.3 320.2 591.3 0.01 49 24 24699 -64.7 -90.7 2 26.0 -65.3 231 56 605.7 605.7 320.9 605.7 0.00 50 21 25524 -59.7 -88.7 1 29.0 -61.0 229 56 644.4 644.4 322.4 644.4 0.01 TRP 229 10603 -63.9 -68.7 52 4.8 -64.0 180 122 319.0 319.0 288.4 319.0 0.02 WND 235 10444 -62.8 -67.3 54 4.5 -62.8 180 128 318.3 318.3 288.2 318.4 0.02 Sounding variables and indices 1000-500 mb thick: 5345.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.54 inches Sfc-500 mean rel hum: 95.36 % Est. max temperature: 6.22 C = 43.19 F Sfc-Lift cond lev (LCL): 977.20 mb = 175.26 m = 574.98 ft T: -2.29 C 700-500 lapse rate: 5.56 C/km Conv cond level (CCL): 945.82 mb = 434.95 m = 1426.97 ft Mean mixing ratio: 3.03 g/kg Conv temperature: -0.73 C = 30.69 F Cap Strength: 17.23 C Lifted Index: 19.74 C Risk: None Lifted Index @300 mb: 22.94 C Lifted Index @700 mb: 12.79 C Showalter Index: 16.17 C Risk: None Total Totals Index: 31.20 C Risk: None Vertical Totals Index: 15.80 C Cross Totals Index: 15.40 C K Index: 8.90 Risk: None Sweat Index: 180.00 Risk: None Energy Index: 4.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.10 J/kg Max Up Vert Vel: 6.80 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 19.69 C Lift Cond Lev (LCL): 930.98 mb = 560.80 m = 1839.87 ft Lev Free Conv (LFC): 925.98 mb = 603.65 m = 1980.45 ft Equ Level (EL): 915.98 mb = 689.11 m = 2260.84 ft B at Equ Level: 21.30 J/kg Max Parcel Lev (MPL): 875.98 mb = 1039.70 m = 3411.05 ft Wind level data Storm motion: 159 at 50 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 ---------------------------------------------------------- 0 985 112 35 17 -9.8 -13.9 | 353 61 7.7 -60.3 1 961 305 30 36 -18.0 -31.2 | 0 78 -0.5 -77.6 2 925 610 55 49 -40.1 -28.1 | 17 78 -22.6 -74.5 3 925 612 55 50 -41.0 -28.7 | 17 79 -23.5 -75.1 4 890 914 65 54 -48.9 -22.8 | 24 76 -31.5 -69.2 5 856 1219 70 56 -52.6 -19.2 | 28 74 -35.1 -65.5 6 850 1276 70 56 -52.6 -19.2 | 28 74 -35.1 -65.5 7 823 1524 80 59 -58.1 -10.2 | 36 70 -40.6 -56.6 8 792 1829 90 60 -60.0 0.0 | 43 63 -42.5 -46.4 9 761 2134 100 58 -57.1 10.1 | 48 54 -39.6 -36.3 10 732 2438 115 67 -60.7 28.3 | 67 47 -43.2 -18.1 11 704 2743 125 78 -63.9 44.7 | 88 46 -46.4 -1.6 12 700 2787 130 79 -60.5 50.8 | 96 43 -43.0 4.4 13 676 3048 135 88 -62.2 62.2 | 109 47 -44.7 15.8 14 624 3658 145 84 -48.2 68.8 | 126 38 -30.7 22.4 15 576 4267 160 69 -23.6 64.8 | 162 19 -6.1 18.5 16 531 4877 160 62 -21.2 58.3 | 163 12 -3.7 11.9 17 511 5182 160 60 -20.5 56.4 | 163 10 -3.0 10.0 18 500 5340 160 68 -23.3 63.9 | 162 18 -5.8 17.5 19 450 6096 155 79 -33.4 71.6 | 148 30 -15.9 25.2 20 400 6940 160 93 -31.8 87.4 | 161 43 -14.3 41.0 21 396 7010 160 96 -32.8 90.2 | 161 46 -15.3 43.8 22 362 7620 160 96 -32.8 90.2 | 161 46 -15.3 43.8 23 300 8890 165 105 -27.2 101.4 | 170 56 -9.7 55.0 24 288 9144 165 106 -27.4 102.4 | 170 57 -9.9 56.0 25 250 10060 170 117 -20.3 115.2 | 178 69 -2.8 68.8 26 235 10444 180 128 0.0 128.0 | 192 83 17.5 81.6 27 229 10603 180 122 0.0 122.0 | 193 78 17.5 75.6 28 227 10668 180 128 0.0 128.0 | 192 83 17.5 81.6 29 200 11450 180 46 0.0 46.0 | 271 17 17.5 -0.4 30 196 11582 185 57 5.0 56.8 | 245 25 22.5 10.4 31 187 11887 165 48 -12.4 46.4 | 270 5 5.1 -0.0 32 178 12192 185 41 3.6 40.8 | 285 22 21.1 -5.5 33 150 13270 185 37 3.2 36.9 | 295 23 20.7 -9.5 34 140 13716 185 39 3.4 38.9 | 290 22 20.9 -7.5 35 121 14630 215 41 23.5 33.6 | 287 43 41.0 -12.8 36 110 15240 205 30 12.7 27.2 | 302 36 30.2 -19.2 37 100 15840 215 37 21.2 30.3 | 293 42 38.7 -16.1 38 95 16154 215 37 21.2 30.3 | 293 42 38.7 -16.1 39 86 16764 195 40 10.4 38.6 | 286 29 27.8 -7.7 40 75 17678 230 45 34.5 28.9 | 289 55 52.0 -17.5 41 71 17983 220 47 30.2 36.0 | 282 49 47.7 -10.4 42 70 18090 215 36 20.6 29.5 | 294 42 38.1 -16.9 43 65 18593 205 35 14.8 31.7 | 294 35 32.3 -14.7 44 61 18898 230 40 30.6 25.7 | 293 52 48.1 -20.7 45 59 19202 230 34 26.0 21.9 | 299 50 43.5 -24.5 46 56 19507 195 37 9.6 35.7 | 291 29 27.1 -10.6 47 50 20180 225 41 29.0 29.0 | 291 50 46.5 -17.4 48 48 20422 225 40 28.3 28.3 | 292 49 45.8 -18.1 49 44 21031 230 48 36.8 30.9 | 286 56 54.3 -15.5 50 41 21336 215 49 28.1 40.1 | 278 46 45.6 -6.2 51 39 21641 210 62 31.0 53.7 | 261 49 48.5 7.3 52 36 22250 235 51 41.8 29.3 | 286 62 59.3 -17.1 53 30 23320 240 54 46.8 27.0 | 287 67 64.3 -19.4 54 29 23470 245 65 58.9 27.5 | 284 79 76.4 -18.9 55 22 24384 225 52 36.8 36.8 | 280 55 54.3 -9.6 56 17 25298 245 75 68.0 31.7 | 280 87 85.5 -14.7 57 13 26213 235 71 58.2 40.7 | 274 76 75.6 -5.7 Wind Parameters Mean winds (0-6000m): 129.3 at 66.1 knts Storm direction: 159.3 at 49.6 knts Shear (0-3000m) pos: 15.8 neg: 0.0 tot: 15.8 10-3/s Storm rel Dir Shear (0-3000m): 118.4 deg Storm rel helicity (0-3000m) pos: 1988.6 neg: 0.0 tot: 1988.6 m^2/s^2 ave: 662.9 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 24.6 stream: 20.8 10^-3/s Energy-Hel index: 0.19 Bulk Rich Number: 0.03 Bulk Shear: 736.14 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 41 36 5 74| 35.5 0.0 35.5|644.5 0.0 644.5 1289.1 0.77| 43.4 33.3 1000 54 45 14 75| 21.7 0.0 21.7|903.9 0.0 903.9 903.9 0.81| 28.5 23.2 1500 62 49 20 74| 17.0 0.0 17.0|1159.0 0.01159.0 772.7 0.83| 24.3 20.1 2000 71 52 26 71| 13.6 0.0 13.6|1330.1 0.01330.1 665.0 0.78| 22.6 17.7 2500 80 54 33 66| 15.2 0.0 15.2|1681.4 0.01681.4 672.6 0.82| 24.0 19.8 3000 92 59 43 60| 15.8 0.0 15.8|1988.6 0.01988.6 662.9 0.85| 24.6 20.8 4000 110 65 61 50| 10.7 0.0 10.7|2208.8 0.02208.8 552.2 0.82| 22.6 18.6 5000 121 65 72 40| 7.8 0.5 8.3|2235.4 0.02235.4 447.1 0.79| 19.6 15.4 6000 129 66 82 34| 6.5 1.3 7.9|2235.4 -36.02199.4 366.6 0.68| 18.1 12.3 Wrote GIF file: /home/apache/climate/data/raob//CAYT/skewt/CAYT.skewt.20251227.00.gif