UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for CAYT... Searching the city database file for: CAYT ... Date:1200Z 29 APR 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 ------------------------------------------------------------------------------- SFC 1005 112 0.2 -2.2 84 2.4 -0.7 45 12 273.0 273.5 272.2 281.7 3.23 1 1000 156 -0.7 -3.2 83 2.5 -1.6 45 17 272.5 273.0 271.5 280.6 3.01 2 960 481 -3.5 -4.1 96 0.6 -3.7 56 29 272.8 273.3 271.6 280.8 2.93 3 925 774 -3.9 -3.9 100 0.0 -3.9 75 27 275.3 275.8 273.3 283.8 3.09 4 924 783 -3.9 -3.9 100 0.0 -3.9 74 27 275.4 275.9 273.4 283.9 3.10 5 913 877 -3.3 -3.4 99 0.1 -3.3 68 27 277.0 277.5 274.5 286.0 3.25 6 904 955 -3.1 -9.1 63 6.0 -5.1 65 28 278.0 278.3 273.4 284.0 2.12 7 900 990 -2.3 -20.3 24 18.0 -6.7 65 29 279.1 279.3 272.1 281.7 0.84 8 894 1043 -1.1 -35.1 6 34.0 -7.1 65 30 280.9 280.9 272.1 281.6 0.22 9 885 1124 -0.7 -36.7 5 36.0 -7.0 65 33 282.1 282.2 272.8 282.7 0.19 10 870 1260 0.0 -37.0 4 37.0 -6.6 66 34 284.2 284.3 273.9 284.9 0.18 11 850 1446 -0.5 -40.5 3 40.0 -7.1 70 30 285.6 285.6 274.6 286.1 0.13 12 846 1484 -0.3 -41.3 3 41.0 -7.1 70 29 286.2 286.2 274.9 286.6 0.12 13 825 1685 0.4 -31.6 7 32.0 -6.3 70 26 289.0 289.1 276.7 290.1 0.33 14 822 1715 0.4 -14.6 31 15.0 -4.4 70 26 289.3 289.6 278.6 293.8 1.50 15 818 1754 0.4 -10.6 43 11.0 -3.5 70 25 289.7 290.1 279.5 295.9 2.08 16 816 1773 0.6 -11.4 40 12.0 -3.6 70 25 290.1 290.5 279.6 296.0 1.96 17 815 1783 0.8 -9.2 47 10.0 -2.9 70 25 290.5 290.9 280.2 297.4 2.33 18 813 1803 0.8 -2.3 80 3.1 -0.6 70 24 290.7 291.4 282.3 302.2 3.97 19 803 1902 1.0 -0.1 92 1.1 0.5 70 24 291.9 292.7 283.7 305.6 4.73 20 770 2239 -1.1 -3.2 86 2.1 -2.0 70 22 293.2 293.9 283.2 304.7 3.92 21 703 2958 -6.9 -6.9 100 0.0 -6.9 93 17 294.5 295.1 283.1 304.1 3.24 22 700 2991 -6.5 -7.8 90 1.3 -7.0 95 17 295.3 295.8 283.1 304.4 3.03 23 693 3070 -4.5 -16.5 39 12.0 -8.2 72 18 298.4 298.6 282.6 303.1 1.52 24 687 3138 -3.1 -16.1 36 13.0 -7.3 77 17 300.7 300.9 283.7 305.7 1.58 25 648 3597 -6.1 -18.1 38 12.0 -9.7 80 17 302.3 302.6 284.1 306.9 1.42 26 641 3682 -6.3 -25.3 21 19.0 -11.0 74 18 303.0 303.2 283.6 305.6 0.76 27 601 4180 -10.5 -23.5 34 13.0 -13.7 58 14 303.8 304.0 284.2 307.0 0.96 28 594 4270 -10.9 -29.9 19 19.0 -14.8 60 13 304.4 304.5 283.9 306.2 0.54 29 568 4612 -13.5 -33.5 17 20.0 -17.1 105 12 305.2 305.3 284.0 306.6 0.40 30 566 4638 -13.7 -33.7 17 20.0 -17.2 109 12 305.3 305.4 284.1 306.7 0.39 31 528 5163 -16.3 -52.3 3 36.0 -20.1 109 12 308.3 308.3 284.8 308.5 0.06 32 503 5526 -18.7 -39.7 14 21.0 -21.6 118 7 309.7 309.8 285.5 310.6 0.24 33 500 5570 -18.9 -39.9 14 21.0 -21.8 140 4 310.0 310.0 285.6 310.8 0.24 34 465 6107 -23.9 -38.9 24 15.0 -25.8 210 6 310.3 310.3 285.8 311.3 0.28 35 438 6542 -27.3 -45.3 16 18.0 -29.0 199 13 311.3 311.4 286.0 311.9 0.15 36 400 7190 -33.1 -45.1 29 12.0 -34.0 200 19 312.0 312.0 286.2 312.6 0.17 37 395 7278 -34.1 -46.1 29 12.0 -35.0 200 19 311.8 311.8 286.2 312.4 0.16 38 358 7957 -40.1 -52.1 27 12.0 -40.6 197 20 312.6 312.7 286.4 313.0 0.09 39 347 8169 -41.5 -59.5 13 18.0 -42.1 196 20 313.5 313.6 286.6 313.7 0.04 40 300 9140 -48.7 -62.7 18 14.0 -49.0 205 30 316.7 316.7 287.7 316.8 0.03 41 295 9251 -49.1 -63.1 18 14.0 -49.4 206 36 317.7 317.7 288.0 317.8 0.03 42 256 10176 -52.3 -72.3 7 20.0 -52.6 210 28 326.1 326.1 290.6 326.1 0.01 43 250 10330 -52.3 -74.3 5 22.0 -52.6 205 30 328.3 328.3 291.2 328.3 0.01 44 234 10757 -52.1 -78.1 3 26.0 -52.4 218 30 334.9 334.9 293.0 334.9 0.00 45 205 11611 -52.5 -80.5 2 28.0 -52.9 213 18 347.2 347.2 296.0 347.2 0.00 46 200 11770 -53.1 -81.1 2 28.0 -53.4 230 13 348.7 348.7 296.3 348.7 0.00 47 188 12167 -55.5 -82.5 2 27.0 -55.8 222 12 351.0 351.0 296.8 351.0 0.00 48 183 12339 -53.7 -81.7 2 28.0 -54.1 219 13 356.7 356.7 298.0 356.7 0.00 49 169 12848 -55.7 -83.7 2 28.0 -56.0 218 16 361.6 361.6 299.0 361.6 0.00 50 162 13118 -54.5 -83.5 2 29.0 -54.9 233 18 368.0 368.0 300.2 368.0 0.00 51 150 13610 -55.5 -84.5 2 29.0 -55.8 260 21 374.5 374.5 301.4 374.5 0.00 52 122 14920 -58.1 -85.1 2 27.0 -58.4 241 15 392.5 392.5 304.2 392.5 0.00 53 108 15692 -55.7 -84.7 1 29.0 -56.2 252 18 411.0 411.0 306.6 411.0 0.00 54 100 16180 -57.5 -85.5 2 28.0 -57.9 250 12 416.6 416.6 307.3 416.6 0.00 55 90 16842 -57.9 -85.9 2 28.0 -58.3 229 15 428.6 428.6 308.7 428.6 0.00 56 70 18430 -55.1 -85.1 1 30.0 -55.8 295 10 466.5 466.5 312.3 466.5 0.00 57 59 19521 -56.9 -86.9 1 30.0 -57.6 338 0 485.8 485.8 313.9 485.9 0.00 58 50 20580 -53.9 -85.9 1 32.0 -55.1 225 6 516.5 516.5 316.1 516.5 0.00 59 48 20841 -53.3 -85.3 1 32.0 -54.6 206 5 524.0 524.0 316.5 524.0 0.01 60 30 23850 -53.7 -85.7 1 32.0 -55.5 85 5 598.2 598.2 320.5 598.3 0.01 61 28 24293 -53.9 -85.9 1 32.0 -55.8 98 9 609.6 609.6 321.0 609.7 0.01 62 25 25026 -50.9 -84.9 1 34.0 -53.7 125 14 638.3 638.3 322.2 638.4 0.01 63 21 26155 -53.3 -86.3 1 33.0 -55.8 89 24 663.7 663.7 323.2 663.8 0.01 64 20 26470 -52.3 -85.3 1 33.0 -55.1 60 26 676.1 676.1 323.6 676.2 0.01 65 14 28774 -52.1 -86.1 1 34.0 -55.8 52 31 749.4 749.4 325.9 749.5 0.02 66 10 30980 -45.9 -83.9 1 38.0 -53.2 5 18 848.2 848.2 328.4 848.5 0.03 67 8.8 31831 -46.1 -84.1 1 38.0 -53.8 879.0 879.0 329.0 879.4 0.04 68 6.6 33777 -38.3 -80.3 0 42.0 -51.7 987.2 987.2 331.0 988.3 0.10 69 5.8 34664 -38.9 -80.9 0 42.0 -52.5 1021.7 1021.8 331.5 1022.9 0.10 TRP 256 10176 -52.3 -72.3 7 20.0 -52.6 210 28 326.1 326.1 290.6 326.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5414.00 m Freezing level: 1003.89 mb = 121.78 m = 399.53 ft Freezing level: 870.00 mb = 1260.34 m = 4134.93 ft Freezing level: 870.00 mb = 1260.34 m = 4134.93 ft Freezing level: 837.00 mb = 1570.12 m = 5151.24 ft Freezing level: 787.29 mb = 2062.58 m = 6766.90 ft Wetbulb zero: Below ground Precipitable water: 0.39 inches Sfc-500 mean rel hum: 46.12 % Est. max temperature: 12.53 C = 54.56 F Sfc-Lift cond lev (LCL): 967.98 mb = 414.69 m = 1360.50 ft T: -2.93 C 700-500 lapse rate: 4.81 C/km ThetaE index: 4.36 C Layer 904.0- 885.0 mb Conv cond level (CCL): 607.80 mb = 4093.21 m = 13429.01 ft Mean mixing ratio: 3.00 g/kg Conv temperature: 30.97 C = 87.75 F Cap Strength: 23.12 C Lifted Index: 23.33 C Risk: None Lifted Index @300 mb: 24.46 C Lifted Index @700 mb: 14.54 C Showalter Index: 19.99 C Risk: None Total Totals Index: -3.20 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: -21.60 C K Index: -23.40 Risk: None Sweat Index: 64.00 Risk: None Energy Index: 5.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.27 J/kg Max Up Vert Vel: 6.37 m/s Conv Inhibition (B-): 84112.37 J/kg Cap Strength: 23.01 C Lift Cond Lev (LCL): 937.94 mb = 664.24 m = 2179.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 104 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 1005 112 45 12 -8.5 -8.5 | 338 13 4.8 -11.9 1 1000 156 45 17 -12.0 -12.0 | 355 15 1.3 -15.4 2 981 305 45 26 -18.4 -18.4 | 13 22 -5.1 -21.8 3 944 610 65 31 -28.1 -13.1 | 42 22 -14.8 -16.5 4 925 774 75 27 -26.1 -7.0 | 51 16 -12.8 -10.4 5 909 914 65 27 -24.5 -11.4 | 37 19 -11.2 -14.8 6 875 1219 65 35 -31.7 -14.8 | 45 26 -18.4 -18.2 7 850 1446 70 30 -28.2 -10.3 | 47 20 -14.9 -13.7 8 810 1829 70 24 -22.6 -8.2 | 39 15 -9.3 -11.6 9 780 2134 70 23 -21.6 -7.9 | 36 14 -8.3 -11.3 10 750 2438 70 21 -19.7 -7.2 | 31 12 -6.5 -10.6 11 722 2743 80 19 -18.7 -3.3 | 39 9 -5.4 -6.7 12 700 2991 95 17 -16.9 1.5 | 62 4 -3.7 -1.9 13 695 3048 70 18 -16.9 -6.2 | 21 10 -3.6 -9.6 14 668 3353 95 15 -14.9 1.3 | 38 3 -1.7 -2.1 15 642 3658 75 18 -17.4 -4.7 | 27 9 -4.1 -8.1 16 617 3962 55 16 -13.1 -9.2 | 359 13 0.2 -12.6 17 593 4267 60 13 -11.3 -6.5 | 348 10 2.0 -9.9 18 547 4877 145 11 -6.3 9.0 | 231 9 7.0 5.6 19 526 5182 105 12 -11.6 3.1 | 281 2 1.7 -0.3 20 505 5486 100 10 -9.8 1.7 | 296 4 3.4 -1.7 21 500 5570 140 4 -2.6 3.1 | 272 11 10.7 -0.4 22 465 6096 210 6 3.0 5.2 | 264 16 16.3 1.8 23 446 6401 190 12 2.1 11.8 | 241 18 15.4 8.4 24 428 6706 210 14 7.0 12.1 | 247 22 20.3 8.7 25 410 7010 200 22 7.5 20.7 | 230 27 20.8 17.3 26 400 7190 200 19 6.5 17.9 | 234 24 19.8 14.4 27 375 7620 200 19 6.5 17.9 | 234 24 19.8 14.4 28 343 8230 195 20 5.2 19.3 | 229 24 18.5 15.9 29 300 9140 205 30 12.7 27.2 | 228 35 26.0 23.8 30 300 9144 205 36 15.2 32.6 | 224 41 28.5 29.2 31 261 10058 215 37 21.2 30.3 | 232 44 34.5 26.9 32 256 10176 210 28 14.0 24.2 | 233 34 27.3 20.8 33 250 10330 205 30 12.7 27.2 | 228 35 26.0 23.8 34 249 10363 205 29 12.3 26.3 | 228 34 25.5 22.9 35 237 10668 215 33 18.9 27.0 | 234 40 32.2 23.6 36 226 10973 225 24 17.0 17.0 | 246 33 30.3 13.5 37 216 11278 205 24 10.1 21.8 | 232 30 23.4 18.3 38 206 11582 210 19 9.5 16.5 | 240 26 22.8 13.0 39 200 11770 230 13 10.0 8.4 | 258 24 23.2 4.9 40 196 11887 240 11 9.5 5.5 | 265 23 22.8 2.1 41 187 12192 220 12 7.7 9.2 | 255 22 21.0 5.8 42 170 12802 215 16 9.2 13.1 | 247 24 22.5 9.7 43 150 13610 260 21 20.7 3.6 | 270 34 34.0 0.2 44 148 13716 255 25 24.1 6.5 | 265 38 37.4 3.0 45 141 14021 240 18 15.6 9.0 | 259 29 28.9 5.6 46 134 14326 265 17 16.9 1.5 | 274 30 30.2 -1.9 47 122 14935 240 15 13.0 7.5 | 261 27 26.3 4.1 48 116 15240 255 19 18.4 4.9 | 267 32 31.6 1.5 49 111 15545 235 17 13.9 9.8 | 257 28 27.2 6.3 50 105 15850 270 20 20.0 -0.0 | 276 33 33.3 -3.4 51 100 16180 250 12 11.3 4.1 | 268 25 24.6 0.7 52 96 16459 250 12 11.3 4.1 | 268 25 24.6 0.7 53 91 16764 220 14 9.0 10.7 | 252 23 22.3 7.3 54 87 17069 255 17 16.4 4.4 | 268 30 29.7 1.0 55 83 17374 250 15 14.1 5.1 | 266 27 27.4 1.7 56 79 17678 295 10 9.1 -4.2 | 289 24 22.3 -7.6 57 75 17983 280 2 2.0 -0.3 | 284 16 15.3 -3.8 58 72 18288 235 10 8.2 5.7 | 264 22 21.5 2.3 59 70 18430 295 10 9.1 -4.2 | 289 24 22.3 -7.6 60 68 18593 270 19 19.0 -0.0 | 276 32 32.3 -3.4 61 65 18898 315 1 0.7 -0.7 | 286 15 14.0 -4.1 62 54 20117 0 0 -0.0 -0.0 | 284 14 13.3 -3.4 63 50 20580 225 6 4.2 4.2 | 267 18 17.5 0.8 64 44 21336 170 3 -0.5 3.0 | 272 13 12.8 -0.5 65 32 23470 105 1 -1.0 0.3 | 284 13 12.3 -3.2 66 30 23850 85 5 -5.0 -0.4 | 295 9 8.3 -3.9 67 28 24384 100 10 -9.8 1.7 | 296 4 3.4 -1.7 68 25 24994 125 14 -11.5 8.0 | 201 5 1.8 4.6 69 23 25603 125 21 -17.2 12.0 | 156 9 -3.9 8.6 70 22 25908 85 20 -19.9 -1.7 | 52 8 -6.6 -5.2 71 21 26213 90 25 -25.0 0.0 | 74 12 -11.7 -3.4 72 20 26470 60 26 -22.5 -13.0 | 29 19 -9.2 -16.4 73 20 26518 60 23 -19.9 -11.5 | 24 16 -6.6 -14.9 74 17 27432 70 26 -24.4 -8.9 | 42 17 -11.2 -12.3 75 16 27737 55 31 -25.4 -17.8 | 30 24 -12.1 -21.2 76 14 28651 50 30 -23.0 -19.3 | 23 25 -9.7 -22.7 77 13 29261 60 35 -30.3 -17.5 | 39 27 -17.0 -20.9 78 12 29566 65 29 -26.3 -12.3 | 40 20 -13.0 -15.7 79 10 30980 5 18 -1.6 -17.9 | 331 24 11.7 -21.4 Wind Parameters Mean winds (0-6000m): 74.4 at 18.3 knts Storm direction: 104.4 at 13.7 knts Shear (0-3000m) pos: 2.4 neg: 1.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 46.1 deg Storm rel helicity (0-3000m) pos: 148.5 neg: -38.4 tot: 110.1 m^2/s^2 ave: 36.7 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 11.8 stream: 3.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.33 Bulk Shear: 15.25 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 53 25 20 20| 20.7 0.0 20.7|108.8 0.0 108.8 217.7 0.85| 25.9 22.0 1000 61 27 32 20| 10.3 0.6 11.0|130.7 -14.8 115.9 115.9 0.57| 20.2 11.4 1500 63 28 37 20| 5.5 0.4 6.0|141.9 -19.8 122.2 81.4 0.46| 17.2 7.9 2000 65 27 37 19| 4.2 0.8 5.0|141.9 -28.7 113.3 56.6 0.38| 14.0 5.4 2500 66 26 37 18| 2.9 0.6 3.5|144.2 -32.6 111.6 44.6 0.35| 12.1 4.2 3000 68 25 37 16| 2.4 1.0 3.4|148.5 -38.4 110.1 36.7 0.28| 11.8 3.3 4000 69 23 34 14| 1.9 1.4 3.2|150.5 -57.5 93.0 23.3 0.16| 11.1 1.7 5000 72 21 32 12| 2.1 1.1 3.2|151.6 -64.0 87.5 17.5 0.07| 11.4 0.8 6000 74 18 28 9| 1.4 0.9 2.4|153.2 -71.8 81.4 13.6 0.05| 11.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//CAYT/skewt/CAYT.skewt.20250429.12.gif