UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060512.upa.cvt Date: 1200Z 5 JUN 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:1200Z 5 JUN 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 89 SFC 975 306 11.2 10.2 94 1.0 10.6 210 5 286.4 287.8 284.9 308.8 8.03 2 925 738 8.4 8.4 100 0.0 8.4 225 18 287.9 289.2 284.9 308.9 7.49 3 904 928 7.8 7.8 100 0.0 7.8 230 24 289.2 290.5 285.3 310.0 7.36 4 879 1160 8.2 8.2 100 0.0 8.2 222 35 291.9 293.3 286.8 314.1 7.78 5 850 1437 5.4 4.8 96 0.6 5.1 220 33 291.8 292.9 285.3 310.0 6.35 6 822 1710 3.0 2.0 93 1.0 2.5 217 31 292.1 293.0 284.4 307.6 5.38 7 804 1888 0.6 -5.4 64 6.0 -1.9 217 30 291.4 291.9 281.6 300.7 3.18 8 789 2040 1.2 -6.8 55 8.0 -2.0 222 29 293.6 294.1 282.3 302.3 2.91 9 787 2060 1.4 -6.6 55 8.0 -1.9 222 29 294.0 294.5 282.5 302.8 2.96 10 721 2758 -4.1 -4.7 96 0.6 -4.4 230 28 295.4 296.1 284.0 306.6 3.74 11 700 2991 -5.9 -6.0 99 0.1 -6.0 235 30 296.0 296.6 284.0 306.4 3.49 12 671 3321 -7.9 -7.9 100 0.0 -7.9 239 32 297.3 297.9 284.1 306.8 3.14 13 636 3735 -10.9 -11.6 95 0.7 -11.1 237 32 298.5 298.9 283.8 306.1 2.47 14 603 4144 -12.5 -12.5 100 0.0 -12.5 247 41 301.2 301.7 284.8 308.7 2.43 15 570 4572 -15.1 -19.2 71 4.1 -16.2 259 51 303.1 303.3 284.5 307.7 1.47 16 522 5231 -19.5 -21.3 86 1.8 -19.9 252 52 305.5 305.7 285.2 309.8 1.34 17 512 5375 -20.3 -24.3 70 4.0 -21.1 251 55 306.2 306.4 285.2 309.6 1.04 18 500 5550 -21.7 -24.9 75 3.2 -22.4 250 53 306.6 306.8 285.3 309.9 1.01 19 491 5683 -22.3 -25.2 77 2.9 -22.9 248 52 307.4 307.6 285.6 310.8 1.00 20 486 5758 -22.7 -31.7 44 9.0 -24.1 246 52 307.9 308.0 285.2 309.7 0.55 21 479 5865 -23.1 -35.1 32 12.0 -24.8 244 51 308.6 308.7 285.3 310.0 0.40 22 457 6207 -25.7 -46.7 12 21.0 -27.6 240 53 309.6 309.6 285.3 310.0 0.13 23 447 6366 -26.7 -45.7 15 19.0 -28.5 240 59 310.3 310.3 285.6 310.8 0.14 24 445 6399 -26.7 -37.7 35 11.0 -28.0 240 60 310.7 310.7 286.0 311.9 0.33 25 442 6447 -26.7 -36.7 38 10.0 -28.0 240 61 311.3 311.3 286.2 312.6 0.37 26 412 6950 -30.1 -43.1 27 13.0 -31.3 240 78 313.2 313.2 286.7 314.0 0.21 27 400 7160 -31.5 -40.5 41 9.0 -32.4 240 85 314.0 314.1 287.1 315.1 0.28 28 370 7707 -35.9 -39.7 68 3.8 -36.2 235 90 315.3 315.3 287.6 316.5 0.33 29 357 7955 -37.7 -43.7 53 6.0 -38.1 235 92 316.1 316.2 287.7 316.9 0.22 30 350 8092 -38.7 -42.5 67 3.8 -39.0 235 93 316.6 316.6 287.9 317.5 0.26 31 348 8131 -38.7 -45.7 48 7.0 -39.2 235 93 317.1 317.1 288.0 317.8 0.18 32 318 8746 -42.1 -61.1 11 19.0 -42.8 235 99 320.6 320.6 289.0 320.8 0.03 33 308 8962 -42.9 -61.9 11 19.0 -43.5 235 100 322.5 322.5 289.5 322.6 0.03 34 300 9140 -43.3 -63.3 9 20.0 -43.9 235 102 324.3 324.3 290.1 324.4 0.03 35 274 9748 -44.6 -66.1 7 21.5 -45.2 240 114 331.0 331.0 292.0 331.1 0.02 36 250 10360 -45.9 -68.9 6 23.0 -46.5 240 101 337.8 337.8 293.8 337.9 0.01 37 240 10631 -46.5 -70.5 5 24.0 -47.1 240 98 340.9 340.9 294.6 340.9 0.01 38 210 11510 -50.5 -76.5 3 26.0 -51.0 240 91 347.9 347.9 296.2 347.9 0.01 39 200 11830 -48.5 -80.5 1 32.0 -49.1 230 79 356.0 356.0 297.9 356.0 0.00 40 196 11963 -48.5 -81.5 1 33.0 -49.1 231 80 358.0 358.0 298.3 358.0 0.00 41 186 12305 -50.3 -82.3 1 32.0 -50.8 233 84 360.5 360.5 298.8 360.5 0.00 42 170 12894 -47.7 -83.7 1 36.0 -48.4 236 66 374.2 374.2 301.3 374.2 0.00 43 152 13624 -51.9 -84.9 1 33.0 -52.4 241 57 379.2 379.2 302.1 379.2 0.00 44 151 13667 -50.5 -84.5 1 34.0 -51.1 241 56 382.3 382.3 302.6 382.3 0.00 45 150 13710 -50.7 -84.7 1 34.0 -51.3 240 55 382.7 382.7 302.7 382.7 0.00 46 143 14021 -50.1 -85.1 1 35.0 -50.8 232 50 389.0 389.0 303.6 389.0 0.00 47 114 15492 -52.7 -86.7 1 34.0 -53.3 258 43 410.2 410.2 306.5 410.2 0.00 48 107 15902 -51.5 -87.5 1 36.0 -52.2 244 36 420.0 420.0 307.7 420.0 0.00 49 100 16340 -52.7 -87.7 1 35.0 -53.4 225 30 425.9 425.9 308.4 425.9 0.00 50 97 16536 -53.7 -87.7 1 34.0 -54.4 225 31 427.7 427.7 308.6 427.7 0.00 51 93 16808 -52.1 -88.1 1 36.0 -52.9 229 34 436.0 436.0 309.5 436.0 0.00 52 70 18640 -53.9 -87.9 1 34.0 -54.8 240 20 469.1 469.1 312.5 469.1 0.00 53 61 19522 -54.3 -88.3 1 34.0 -55.2 245 21 487.0 487.0 314.0 487.0 0.00 54 50 20800 -52.9 -87.9 1 35.0 -54.2 225 13 518.8 518.8 316.2 518.8 0.00 55 43 21780 -49.9 -87.9 0 38.0 -51.9 224 18 549.1 549.1 318.1 549.1 0.00 56 39 22417 -51.1 -88.1 0 37.0 -53.0 273 9 561.6 561.6 318.7 561.6 0.00 57 30 24130 -49.7 -87.7 0 38.0 -52.4 75 5 609.1 609.2 321.0 609.2 0.01 58 20 26780 -48.5 -86.5 0 38.0 -52.5 60 17 687.7 687.7 324.0 687.8 0.01 59 10 31440 -40.5 -81.5 0 41.0 -50.5 80 23 868.4 868.4 328.8 868.9 0.05 60 9.5 31789 -40.7 -81.7 0 41.0 -50.8 880.4 880.5 329.0 881.0 0.05 61 8.2 32806 -33.7 -77.7 0 44.0 -48.7 945.9 946.0 330.3 947.3 0.12 62 5.2 36054 -25.7 -71.7 1 46.0 -48.8 1113.6 1113.9 332.9 1119.9 0.46 63 4.8 36634 -25.9 -71.9 1 46.0 -49.4 1138.4 1138.8 333.2 1145.2 0.48 TRP 210 11510 -50.5 -76.5 3 26.0 -51.0 240 91 347.9 347.9 296.2 347.9 0.01 WND 274 9748 -44.6 -66.1 7 21.5 -45.2 240 114 331.0 331.0 292.0 331.1 0.02 Sounding variables and indices 1000-500 mb thick: 5461.00 m Freezing level: 770.20 mb = 2237.84 m = 7341.91 ft Wetbulb zero: 811.70 mb = 1811.29 m = 5942.48 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 87.84 % Est. max temperature: 16.79 C = 62.22 F Sfc-Lift cond lev (LCL): 960.51 mb = 428.88 m = 1407.08 ft T: 10.40 C 700-500 lapse rate: 6.17 C/km ThetaE index: 13.41 C Layer 850.0- 789.0 mb Conv cond level (CCL): 931.64 mb = 679.30 m = 2228.65 ft Mean mixing ratio: 7.64 g/kg Conv temperature: 12.48 C = 54.46 F Cap Strength: 1.62 C Lifted Index: 0.60 C Risk: Showers probable Lifted Index @300 mb: 10.35 C Lifted Index @700 mb: -1.82 C Showalter Index: 0.60 C Risk: Thunderstorms probable Total Totals Index: 53.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 26.50 C K Index: 31.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 356.10 Risk: Showers and thunderstorms possible Energy Index: -0.11 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 151.73 J/kg Max Up Vert Vel: 17.42 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 1.54 C Lift Cond Lev (LCL): 920.28 mb = 780.38 m = 2560.27 ft Lev Free Conv (LFC): 915.28 mb = 825.51 m = 2708.34 ft Equ Level (EL): 905.28 mb = 916.52 m = 3006.91 ft B at Equ Level: 21.60 J/kg Max Parcel Lev (MPL): 415.28 mb = 6893.73 m = 22616.95 ft Wind level data Storm motion: 270 at 28 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 ---------------------------------------------------------- 0 975 306 210 5 2.5 4.3 | 100 25 -25.1 4.3 1 940 610 240 14 12.1 7.0 | 114 17 -15.5 7.0 2 925 738 225 18 12.7 12.7 | 131 20 -14.9 12.7 3 905 914 230 23 17.6 14.8 | 146 18 -10.0 14.8 4 873 1219 220 38 24.4 29.1 | 174 29 -3.2 29.1 5 850 1437 220 33 21.2 25.3 | 166 26 -6.4 25.3 6 809 1829 215 30 17.2 24.6 | 157 27 -10.4 24.6 7 779 2134 225 28 19.8 19.8 | 159 21 -7.8 19.8 8 750 2438 220 29 18.6 22.2 | 158 24 -8.9 22.2 9 722 2743 230 28 21.4 18.0 | 161 19 -6.1 18.0 10 700 2991 235 30 24.6 17.2 | 170 17 -3.0 17.2 11 667 3353 240 32 27.7 16.0 | 180 16 0.1 16.0 12 641 3658 235 31 25.4 17.8 | 173 18 -2.2 17.8 13 592 4267 250 44 41.3 15.0 | 222 20 13.8 15.0 14 569 4572 260 51 50.2 8.9 | 249 24 22.6 8.8 15 546 4877 255 46 44.4 11.9 | 235 21 16.8 11.9 16 504 5486 250 57 53.6 19.5 | 233 32 26.0 19.5 17 500 5550 250 53 49.8 18.1 | 231 29 22.2 18.1 18 464 6096 240 50 43.3 25.0 | 212 30 15.7 25.0 19 400 7160 240 85 73.6 42.5 | 227 63 46.0 42.5 20 391 7315 240 89 77.1 44.5 | 228 67 49.5 44.5 21 374 7620 235 89 72.9 51.0 | 222 68 45.3 51.0 22 300 9140 235 102 83.6 58.5 | 224 81 56.0 58.5 23 300 9144 235 100 81.9 57.4 | 223 79 54.3 57.3 24 274 9748 240 114 98.7 57.0 | 231 91 71.1 57.0 25 262 10058 240 114 98.7 57.0 | 231 91 71.1 57.0 26 250 10360 240 101 87.5 50.5 | 230 78 59.9 50.5 27 239 10668 240 97 84.0 48.5 | 229 74 56.4 48.5 28 210 11510 240 91 78.8 45.5 | 228 68 51.2 45.5 29 200 11830 230 79 60.5 50.8 | 213 61 32.9 50.8 30 198 11887 230 79 60.5 50.8 | 213 61 32.9 50.8 31 181 12497 235 86 70.4 49.3 | 221 65 42.9 49.3 32 172 12802 235 66 54.1 37.9 | 215 46 26.5 37.8 33 157 13411 245 63 57.1 26.6 | 228 40 29.5 26.6 34 150 13710 240 55 47.6 27.5 | 216 34 20.0 27.5 35 136 14326 225 45 31.8 31.8 | 188 32 4.2 31.8 36 124 14935 245 58 52.6 24.5 | 226 35 25.0 24.5 37 118 15240 250 50 47.0 17.1 | 229 26 19.4 17.1 38 113 15545 260 41 40.4 7.1 | 241 15 12.8 7.1 39 100 16340 225 30 21.2 21.2 | 163 22 -6.4 21.2 40 98 16459 225 30 21.2 21.2 | 163 22 -6.4 21.2 41 94 16764 225 35 24.7 24.7 | 173 25 -2.8 24.7 42 89 17069 250 27 25.4 9.2 | 166 9 -2.2 9.2 43 85 17374 240 29 25.1 14.5 | 170 15 -2.5 14.5 44 81 17678 260 33 32.5 5.7 | 221 8 4.9 5.7 45 78 17983 260 30 29.5 5.2 | 201 6 2.0 5.2 46 74 18288 270 12 12.0 -0.0 | 90 16 -15.6 -0.0 47 71 18593 215 14 8.0 11.5 | 120 23 -19.6 11.4 48 70 18640 240 20 17.3 10.0 | 134 14 -10.3 10.0 49 67 18898 240 21 18.2 10.5 | 138 14 -9.4 10.5 50 64 19202 240 15 13.0 7.5 | 117 16 -14.6 7.5 51 61 19507 245 21 19.0 8.9 | 136 12 -8.6 8.9 52 58 19812 240 23 19.9 11.5 | 146 14 -7.7 11.5 53 56 20117 280 19 18.7 -3.3 | 69 9 -8.9 -3.3 54 53 20422 255 12 11.6 3.1 | 101 16 -16.0 3.1 55 51 20726 270 10 10.0 -0.0 | 90 18 -17.6 -0.0 56 50 20800 225 13 9.2 9.2 | 116 21 -18.4 9.2 57 48 21031 190 12 2.1 11.8 | 115 28 -25.5 11.8 58 46 21336 220 7 4.5 5.4 | 103 24 -23.1 5.3 59 44 21641 215 19 10.9 15.6 | 133 23 -16.7 15.5 60 42 21946 235 16 13.1 9.2 | 122 17 -14.5 9.2 61 40 22250 310 12 9.2 -7.7 | 67 20 -18.4 -7.7 62 36 22860 175 2 -0.2 2.0 | 94 28 -27.8 2.0 63 30 24130 75 5 -4.8 -1.3 | 88 32 -32.4 -1.3 64 29 24384 175 10 -0.9 10.0 | 109 30 -28.5 9.9 65 25 25298 115 12 -10.9 5.1 | 97 39 -38.5 5.0 66 24 25603 135 1 -0.7 0.7 | 91 28 -28.3 0.7 67 23 25908 115 12 -10.9 5.1 | 97 39 -38.5 5.0 68 21 26518 75 18 -17.4 -4.7 | 84 45 -45.0 -4.7 69 20 26780 60 17 -14.7 -8.5 | 79 43 -42.3 -8.5 70 19 27127 60 17 -14.7 -8.5 | 79 43 -42.3 -8.5 71 18 27432 70 13 -12.2 -4.4 | 84 40 -39.8 -4.5 72 17 27737 100 17 -16.7 3.0 | 94 44 -44.3 2.9 73 17 28042 85 14 -13.9 -1.2 | 88 42 -41.5 -1.2 74 15 28651 95 18 -17.9 1.6 | 92 46 -45.5 1.5 75 14 29261 75 14 -13.5 -3.6 | 85 41 -41.1 -3.6 76 13 29870 115 14 -12.7 5.9 | 98 41 -40.3 5.9 77 10 31440 80 23 -22.7 -4.0 | 85 50 -50.2 -4.0 Wind Parameters Mean winds (0-6000m): 240.0 at 36.8 knts Storm direction: 270.0 at 27.6 knts Shear (0-3000m) pos: 3.8 neg: 2.0 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 79.3 deg Storm rel helicity (0-3000m) pos: 174.1 neg: -53.0 tot: 121.0 m^2/s^2 ave: 40.3 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 4.4 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 1.90 Bulk Shear: 79.93 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 ------------------------------------------------------------------------------- 500 231 12 114 20| 15.7 0.0 15.7| 65.6 0.0 65.6 131.3 0.72| 17.9 12.9 1000 226 21 139 19| 7.8 8.4 16.3|139.9 -8.9 131.0 131.0 0.66| 19.2 12.7 1500 223 25 149 21| 5.2 3.9 9.1|139.9 -52.2 87.7 58.4 0.42| 15.1 6.4 2000 222 26 152 22| 3.9 2.9 6.8|142.2 -52.5 89.7 44.8 0.38| 12.9 4.9 2500 223 26 153 22| 3.5 2.3 5.9|152.3 -53.0 99.2 39.7 0.37| 11.6 4.3 3000 225 27 156 21| 3.8 2.0 5.7|174.1 -53.0 121.0 40.3 0.41| 10.6 4.4 4000 231 29 165 19| 4.5 1.7 6.3|257.4 -59.5 197.9 49.5 0.50| 10.4 5.3 5000 238 33 182 18| 4.0 2.2 6.2|305.6 -90.8 214.8 43.0 0.42| 10.6 4.5 6000 240 37 193 19| 3.3 2.6 6.0|329.6-175.7 153.8 25.6 0.29| 10.6 3.1 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20250605.12.gif