UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101100.upa.cvt Date: 0000Z 11 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:0000Z 11 OCT 25 Station: CYAH WMO ident: 71823 Latitude: 53.75 Longitude: -73.68 Elevation: 306.00 ------------------------------------------------------------------------------- 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 78 SFC 973 306 7.0 5.8 92 1.2 6.4 245 13 282.4 283.4 280.8 298.8 5.94 2 925 718 4.0 4.0 100 0.0 4.0 265 33 283.4 284.4 280.8 298.7 5.51 3 850 1401 0.0 0.0 100 0.0 0.0 280 32 286.1 286.9 280.8 298.9 4.50 4 848 1420 0.0 0.0 100 0.0 0.0 280 32 286.3 287.1 281.0 299.1 4.51 5 732 2590 -3.9 -3.9 100 0.0 -3.9 278 38 294.4 295.1 283.8 305.9 3.91 6 724 2677 -3.3 -3.5 99 0.2 -3.4 273 40 296.0 296.7 284.6 308.1 4.08 7 700 2943 -4.3 -4.6 98 0.3 -4.4 265 45 297.7 298.4 285.1 309.3 3.88 8 584 4346 -12.7 -13.3 95 0.6 -12.9 260 49 303.8 304.2 285.7 311.1 2.35 9 557 4705 -15.5 -16.0 96 0.5 -15.6 257 49 304.6 305.0 285.6 310.8 1.97 10 530 5078 -18.1 -19.1 92 1.0 -18.4 259 51 305.8 306.1 285.7 311.0 1.59 11 518 5248 -19.5 -25.5 59 6.0 -20.7 264 52 306.2 306.3 285.0 309.2 0.93 12 501 5495 -21.1 -25.6 67 4.5 -22.0 270 55 307.1 307.3 285.4 310.3 0.95 13 500 5510 -21.1 -25.7 66 4.6 -22.0 270 55 307.3 307.5 285.5 310.4 0.94 14 494 5599 -22.3 -31.3 44 9.0 -23.8 270 56 306.9 307.0 284.9 308.8 0.57 15 490 5659 -22.5 -33.5 36 11.0 -24.2 270 58 307.4 307.5 284.9 309.0 0.46 16 487 5704 -21.9 -29.9 48 8.0 -23.3 270 58 308.7 308.8 285.7 310.9 0.66 17 469 5981 -23.3 -29.3 58 6.0 -24.4 270 63 310.3 310.4 286.3 312.7 0.72 18 449 6299 -25.7 -33.7 47 8.0 -26.9 268 65 311.1 311.2 286.4 312.9 0.49 19 440 6446 -26.5 -31.5 63 5.0 -27.3 267 65 311.9 312.0 286.8 314.1 0.62 20 422 6747 -28.5 -37.5 42 9.0 -29.6 264 65 313.1 313.2 286.9 314.4 0.36 21 407 7006 -30.1 -37.1 50 7.0 -30.9 261 65 314.3 314.4 287.3 315.7 0.39 22 400 7130 -31.1 -37.1 56 6.0 -31.8 260 65 314.6 314.6 287.4 316.0 0.40 23 379 7510 -34.2 -43.7 38 9.5 -35.0 265 68 315.3 315.4 287.5 316.1 0.21 24 376 7565 -34.7 -44.7 36 10.0 -35.5 265 68 315.4 315.5 287.5 316.1 0.19 25 365 7772 -36.5 -45.5 39 9.0 -37.1 266 67 315.7 315.7 287.5 316.4 0.18 26 363 7810 -36.7 -43.7 48 7.0 -37.2 266 67 315.9 316.0 287.7 316.7 0.22 27 361 7848 -36.1 -36.4 97 0.3 -36.1 266 67 317.2 317.3 288.4 318.9 0.47 28 357 7926 -36.3 -38.4 81 2.1 -36.5 267 67 318.0 318.1 288.5 319.4 0.39 29 354 7984 -36.5 -37.5 90 1.0 -36.6 267 66 318.5 318.6 288.8 320.0 0.43 30 344 8182 -38.3 -39.6 88 1.3 -38.4 269 65 318.7 318.7 288.7 320.0 0.36 31 340 8262 -38.9 -44.9 53 6.0 -39.3 269 65 318.9 319.0 288.6 319.7 0.21 32 316 8761 -42.5 -44.4 82 1.9 -42.6 273 63 320.7 320.7 289.2 321.5 0.23 33 310 8890 -43.3 -51.3 41 8.0 -43.7 273 62 321.3 321.3 289.3 321.7 0.11 34 300 9110 -45.3 -51.3 51 6.0 -45.6 275 61 321.5 321.5 289.3 321.9 0.11 35 298 9154 -45.7 -50.7 57 5.0 -45.9 275 63 321.6 321.6 289.3 322.0 0.12 36 294 9244 -46.3 -48.6 77 2.3 -46.4 274 62 322.0 322.0 289.5 322.6 0.16 37 285 9449 -47.7 -55.7 39 8.0 -48.0 273 60 322.8 322.8 289.7 323.1 0.07 38 273 9731 -50.1 -55.1 55 5.0 -50.3 272 58 323.3 323.4 289.9 323.7 0.08 39 250 10300 -53.3 -59.3 48 6.0 -53.4 270 56 326.8 326.8 290.9 327.0 0.05 40 238 10616 -54.5 -62.5 37 8.0 -54.6 266 57 329.6 329.7 291.6 329.8 0.04 41 205 11564 -57.5 -69.5 20 12.0 -57.6 269 65 339.3 339.3 294.1 339.4 0.02 42 200 11720 -56.9 -70.9 15 14.0 -57.1 285 62 342.7 342.7 295.0 342.7 0.01 43 199 11752 -56.9 -70.9 15 14.0 -57.1 285 62 343.2 343.2 295.1 343.2 0.01 44 193 11945 -58.5 -71.5 17 13.0 -58.6 290 55 343.6 343.6 295.2 343.7 0.01 45 189 12077 -57.7 -73.7 11 16.0 -57.9 290 54 347.0 347.0 296.0 347.0 0.01 46 187 12145 -55.7 -73.7 9 18.0 -55.9 290 53 351.2 351.2 296.9 351.3 0.01 47 182 12317 -55.3 -72.3 10 17.0 -55.6 280 51 354.6 354.6 297.6 354.7 0.01 48 172 12677 -56.3 -73.3 10 17.0 -56.6 268 51 358.8 358.8 298.5 358.8 0.01 49 167 12866 -54.3 -73.3 8 19.0 -54.6 273 52 365.1 365.1 299.7 365.2 0.01 50 160 13139 -55.9 -73.9 9 18.0 -56.2 285 46 366.9 366.9 300.0 367.0 0.01 51 150 13550 -55.9 -73.9 9 18.0 -56.2 280 39 373.8 373.8 301.2 373.8 0.01 52 144 13810 -55.7 -74.7 8 19.0 -56.1 280 39 378.5 378.5 302.0 378.6 0.01 53 132 14361 -57.5 -76.5 7 19.0 -57.8 251 28 384.8 384.8 303.0 384.9 0.01 54 123 14809 -55.3 -75.3 7 20.0 -55.7 266 32 396.7 396.7 304.8 396.7 0.01 55 122 14862 -53.5 -73.5 7 20.0 -54.0 268 32 400.9 400.9 305.3 401.0 0.02 56 116 15186 -53.1 -73.1 7 20.0 -53.7 278 35 407.5 407.5 306.2 407.5 0.02 57 108 15647 -52.7 -73.7 6 21.0 -53.3 289 38 416.6 416.6 307.3 416.7 0.02 58 100 16140 -56.1 -76.1 6 20.0 -56.5 260 36 419.3 419.3 307.6 419.4 0.01 59 93 16598 -57.7 -77.7 6 20.0 -58.1 267 33 425.0 425.0 308.3 425.0 0.01 60 76 17878 -54.7 -76.7 5 22.0 -55.4 293 29 456.5 456.5 311.5 456.6 0.01 61 70 18400 -57.1 -78.1 5 21.0 -57.7 285 15 462.2 462.2 312.0 462.3 0.01 62 56 19807 -59.7 -80.7 5 21.0 -60.2 271 14 486.8 486.8 314.0 486.8 0.01 63 50 20520 -58.1 -81.1 4 23.0 -58.8 265 22 506.6 506.6 315.4 506.6 0.01 64 40 21928 -56.3 -80.3 3 24.0 -57.3 260 15 544.5 544.5 317.8 544.6 0.02 65 30 23740 -59.3 -82.3 4 23.0 -60.3 245 26 583.0 583.0 319.8 583.1 0.02 66 27 24400 -59.5 -83.5 3 24.0 -60.6 264 21 600.3 600.3 320.6 600.3 0.01 67 24 25142 -56.3 -82.3 2 26.0 -57.9 273 23 630.1 630.1 321.9 630.3 0.02 68 21 25984 -59.5 -84.5 2 25.0 -60.8 272 31 645.0 645.0 322.5 645.1 0.01 69 20 26290 -58.3 -85.3 2 27.0 -59.9 245 14 657.7 657.7 323.0 657.8 0.01 70 16 27706 -54.5 -81.5 2 27.0 -57.2 250 36 713.5 713.5 324.8 713.7 0.03 71 13 29039 -53.1 -81.1 2 28.0 -56.7 269 38 762.0 762.0 326.3 762.3 0.04 72 11 30109 -55.7 -83.7 2 28.0 -58.9 278 37 789.8 789.8 327.0 790.1 0.03 73 10 30720 -52.7 -80.7 2 28.0 -57.1 265 33 822.8 822.9 327.8 823.4 0.06 74 6.7 33325 -49.5 -78.5 2 29.0 -56.5 936.1 936.1 330.1 937.5 0.13 75 6.6 33423 -49.5 -80.5 1 31.0 -56.6 940.1 940.2 330.2 941.1 0.09 TRP 193 11945 -58.5 -71.5 17 13.0 -58.6 290 55 343.6 343.6 295.2 343.7 0.01 WND 379 7510 -34.2 -43.7 38 9.5 -35.0 265 68 315.3 315.4 287.5 316.1 0.21 Sounding variables and indices 1000-500 mb thick: 5432.00 m Freezing level: 848.00 mb = 1419.87 m = 4658.32 ft Wetbulb zero: 847.42 mb = 1425.36 m = 4676.31 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 95.07 % Est. max temperature: 12.57 C = 54.62 F Sfc-Lift cond lev (LCL): 955.26 mb = 455.86 m = 1495.60 ft T: 5.91 C 700-500 lapse rate: 6.54 C/km ThetaE index: 0.03 C Layer 925.0- 850.0 mb Conv cond level (CCL): 918.41 mb = 775.77 m = 2545.15 ft Mean mixing ratio: 5.42 g/kg Conv temperature: 8.27 C = 46.89 F Cap Strength: 8.59 C Lifted Index: 8.70 C Risk: None Lifted Index @300 mb: 16.20 C Lifted Index @700 mb: 5.82 C Showalter Index: 8.65 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 21.10 C K Index: 20.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 119.00 Risk: None Energy Index: 2.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.52 J/kg Max Up Vert Vel: 4.80 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 8.43 C Lift Cond Lev (LCL): 918.01 mb = 779.25 m = 2556.57 ft Lev Free Conv (LFC): 913.01 mb = 823.37 m = 2701.30 ft Equ Level (EL): 893.01 mb = 1002.27 m = 3288.25 ft B at Equ Level: 11.52 J/kg Max Parcel Lev (MPL): 803.01 mb = 1853.43 m = 6080.75 ft Wind level data Storm motion: 298 at 34 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 ---------------------------------------------------------- 0 973 306 245 13 11.8 5.5 | 139 28 -18.0 21.0 1 937 610 255 30 29.0 7.8 | 178 23 -0.8 23.3 2 925 718 265 33 32.9 2.9 | 190 19 3.1 18.4 3 903 914 265 34 33.9 3.0 | 193 19 4.1 18.5 4 869 1219 275 34 33.9 -3.0 | 198 13 4.1 12.5 5 850 1401 280 32 31.5 -5.6 | 190 10 1.8 10.0 6 805 1829 290 35 32.9 -12.0 | 221 5 3.1 3.5 7 775 2134 290 39 36.6 -13.3 | 252 7 6.9 2.2 8 746 2438 285 36 34.8 -9.3 | 219 8 5.0 6.2 9 718 2743 270 41 41.0 -0.0 | 216 19 11.2 15.5 10 700 2943 265 45 44.8 3.9 | 218 25 15.1 19.4 11 637 3658 260 51 50.2 8.9 | 220 32 20.5 24.4 12 588 4267 260 49 48.3 8.5 | 218 30 18.5 24.0 13 543 4877 255 49 47.3 12.7 | 212 33 17.6 28.2 14 500 5510 270 55 55.0 -0.0 | 238 30 25.2 15.5 15 461 6096 270 65 65.0 -0.0 | 246 39 35.2 15.5 16 400 7130 260 65 64.0 11.3 | 232 43 34.3 26.8 17 379 7510 265 68 67.7 5.9 | 241 44 38.0 21.4 18 373 7620 265 68 67.7 5.9 | 241 44 38.0 21.4 19 300 9110 275 61 60.8 -5.3 | 252 33 31.0 10.2 20 298 9144 275 63 62.8 -5.5 | 253 34 33.0 10.0 21 259 10058 270 55 55.0 -0.0 | 238 30 25.2 15.5 22 250 10300 270 56 56.0 -0.0 | 239 30 26.2 15.5 23 236 10668 265 57 56.8 5.0 | 233 34 27.0 20.5 24 214 11278 260 60 59.1 10.4 | 229 39 29.3 25.9 25 204 11582 270 65 65.0 -0.0 | 246 39 35.2 15.5 26 200 11720 285 62 59.9 -16.0 | 271 30 30.1 -0.5 27 195 11887 285 62 59.9 -16.0 | 271 30 30.1 -0.5 28 193 11945 290 55 51.7 -18.8 | 279 22 21.9 -3.3 29 186 12192 290 53 49.8 -18.1 | 277 20 20.0 -2.6 30 177 12497 265 47 46.8 4.1 | 221 26 17.1 19.6 31 169 12802 270 53 53.0 -0.0 | 236 28 23.2 15.5 32 161 13106 285 47 45.4 -12.2 | 258 16 15.6 3.3 33 150 13550 280 39 38.4 -6.8 | 225 12 8.6 8.7 34 146 13716 285 41 39.6 -10.6 | 244 11 9.8 4.9 35 133 14326 250 28 26.3 9.6 | 172 25 -3.4 25.1 36 115 15240 280 35 34.5 -6.1 | 207 11 4.7 9.4 37 110 15545 295 39 35.3 -16.5 | 280 6 5.6 -1.0 38 100 16140 260 36 35.5 6.3 | 195 22 5.7 21.8 39 95 16459 260 36 35.5 6.3 | 195 22 5.7 21.8 40 86 17069 290 21 19.7 -7.2 | 130 13 -10.0 8.3 41 78 17678 290 35 32.9 -12.0 | 221 5 3.1 3.5 42 75 17983 295 26 23.6 -11.0 | 126 8 -6.2 4.5 43 71 18288 280 19 18.7 -3.3 | 138 16 -11.0 12.2 44 70 18400 285 15 14.5 -3.9 | 127 19 -15.3 11.6 45 68 18593 285 14 13.5 -3.6 | 126 20 -16.2 11.9 46 65 18898 275 25 24.9 -2.2 | 160 14 -4.9 13.3 47 59 19507 300 22 19.1 -11.0 | 113 12 -10.7 4.5 48 56 19812 270 14 14.0 -0.0 | 135 22 -15.8 15.5 49 51 20422 270 12 12.0 -0.0 | 131 24 -17.8 15.5 50 50 20520 265 22 21.9 1.9 | 156 19 -7.8 17.4 51 46 21031 275 25 24.9 -2.2 | 160 14 -4.9 13.3 52 44 21336 265 18 17.9 1.6 | 145 21 -11.8 17.1 53 42 21641 255 20 19.3 5.2 | 153 23 -10.4 20.7 54 40 21946 260 15 14.8 2.6 | 140 24 -15.0 18.1 55 38 22250 250 19 17.9 6.5 | 152 25 -11.9 22.0 56 34 22860 295 23 20.8 -9.7 | 123 11 -8.9 5.8 57 31 23470 270 20 20.0 -0.0 | 148 18 -9.8 15.5 58 30 23740 245 26 23.6 11.0 | 167 27 -6.2 26.5 59 30 23774 270 16 16.0 -0.0 | 138 21 -13.8 15.5 60 28 24079 245 25 22.7 10.6 | 165 27 -7.1 26.1 61 27 24384 265 21 20.9 1.8 | 153 19 -8.8 17.3 62 26 24689 255 29 28.0 7.5 | 176 23 -1.7 23.0 63 25 24994 280 25 24.6 -4.3 | 155 12 -5.1 11.2 64 23 25298 265 20 19.9 1.7 | 150 20 -9.8 17.3 65 21 25908 265 35 34.9 3.1 | 195 19 5.1 18.6 66 20 26213 295 17 15.4 -7.2 | 120 17 -14.4 8.3 67 20 26290 245 14 12.7 5.9 | 141 27 -17.1 21.4 68 19 26518 250 12 11.3 4.1 | 137 27 -18.5 19.6 69 18 26822 250 14 13.2 4.8 | 141 26 -16.6 20.3 70 18 27127 225 18 12.7 12.7 | 149 33 -17.0 28.2 71 17 27432 245 24 21.8 10.1 | 163 27 -8.0 25.7 72 16 27737 250 37 34.8 12.7 | 190 29 5.0 28.2 73 14 28346 270 33 33.0 -0.0 | 192 16 3.2 15.5 74 14 28651 255 37 35.7 9.6 | 193 26 6.0 25.1 75 13 28956 270 37 37.0 -0.0 | 205 17 7.2 15.5 76 12 29566 265 43 42.8 3.7 | 214 23 13.1 19.3 77 11 29870 270 44 44.0 -0.0 | 223 21 14.2 15.5 78 11 30175 280 35 34.5 -6.1 | 207 11 4.7 9.4 79 10 30720 265 33 32.9 2.9 | 190 19 3.1 18.4 Wind Parameters Mean winds (0-6000m): 267.5 at 44.7 knts Storm direction: 297.5 at 33.6 knts Shear (0-3000m) pos: 4.7 neg: 4.0 tot: 8.6 10-3/s Storm rel Dir Shear (0-3000m): 79.9 deg Storm rel helicity (0-3000m) pos: 163.1 neg: -15.5 tot: 147.6 m^2/s^2 ave: 49.2 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 11.7 stream: 4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.22 Bulk Shear: 52.83 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 ------------------------------------------------------------------------------- 500 257 26 168 22| 22.3 0.0 22.3|135.5 0.0 135.5 271.0 0.90| 24.6 22.1 1000 264 30 180 18| 11.9 0.0 11.9|144.6 -2.1 142.5 142.5 0.71| 16.5 11.8 1500 271 31 185 15| 9.3 0.0 9.3|151.2 -4.7 146.5 97.6 0.63| 13.7 8.7 2000 277 33 192 12| 7.0 0.7 7.7|155.8 -9.0 146.8 73.4 0.57| 11.9 6.8 2500 277 34 198 12| 5.6 3.3 8.8|156.0 -15.5 140.5 56.2 0.39| 12.5 4.9 3000 274 36 205 14| 4.7 4.0 8.6|163.1 -15.5 147.6 49.2 0.36| 11.7 4.3 4000 270 39 212 18| 3.5 3.3 6.8|165.7 -27.6 138.0 34.5 0.32| 9.5 3.1 5000 267 42 214 21| 3.7 2.9 6.6|242.9 -49.2 193.7 38.7 0.35| 8.9 3.1 6000 268 45 221 23| 3.8 2.8 6.6|321.6 -69.8 251.8 42.0 0.36| 8.9 3.2 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20251011.00.gif