UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121300.upa.cvt Date: 0000Z 13 DEC 25 Searching for CAYT... Searching the city database file for: CAYT ... Date:0000Z 13 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 -86 SFC 975 112 -2.3 -3.8 89 1.5 -2.9 235 12 272.8 273.3 271.6 280.9 2.96 2 925 531 -5.9 -6.4 96 0.5 -6.1 250 38 273.3 273.7 271.3 280.3 2.56 3 919 582 -6.5 -6.6 99 0.1 -6.5 250 40 273.2 273.6 271.2 280.1 2.53 4 897 771 -7.5 -9.7 84 2.2 -8.2 247 44 274.0 274.4 270.9 279.7 2.04 5 863 1070 -10.3 -10.9 95 0.6 -10.5 242 51 274.2 274.5 270.9 279.5 1.93 6 858 1115 -10.1 -12.9 80 2.8 -10.8 241 52 274.8 275.1 270.8 279.5 1.65 7 850 1187 -10.9 -13.2 83 2.3 -11.5 240 54 274.7 275.0 270.7 279.3 1.62 8 796 1687 -15.1 -16.8 87 1.7 -15.5 240 67 275.4 275.7 270.6 279.1 1.29 9 786 1783 -15.1 -19.6 68 4.5 -16.0 240 70 276.4 276.6 270.8 279.4 1.03 10 724 2398 -19.9 -24.0 70 4.1 -20.6 236 65 277.8 277.9 271.1 280.0 0.76 11 704 2605 -21.9 -23.7 85 1.8 -22.2 235 64 277.8 277.9 271.2 280.2 0.80 12 700 2647 -22.1 -24.9 78 2.8 -22.5 235 64 278.0 278.1 271.2 280.2 0.72 13 685 2806 -22.9 -25.9 76 3.0 -23.4 235 66 278.8 279.0 271.6 280.9 0.68 14 676 2903 -22.1 -26.0 71 3.9 -22.7 235 68 280.8 280.9 272.8 282.9 0.68 15 644 3259 -23.3 -26.5 75 3.2 -23.8 235 75 283.4 283.5 274.2 285.4 0.68 16 630 3420 -22.9 -28.9 58 6.0 -23.8 235 78 285.6 285.7 275.3 287.3 0.56 17 571 4135 -27.7 -30.4 78 2.7 -28.0 239 76 288.1 288.2 276.6 289.8 0.53 18 565 4211 -28.3 -31.8 72 3.5 -28.7 239 75 288.3 288.4 276.5 289.8 0.47 19 561 4262 -28.1 -45.1 18 17.0 -29.3 240 74 289.1 289.1 276.4 289.5 0.12 20 559 4287 -28.1 -55.1 6 27.0 -29.6 240 74 289.4 289.4 276.4 289.5 0.04 21 500 5080 -33.3 -59.3 6 26.0 -34.3 240 87 292.4 292.4 277.9 292.5 0.03 22 496 5136 -33.7 -59.7 6 26.0 -34.7 240 87 292.6 292.6 278.0 292.7 0.02 23 479 5380 -35.5 -55.5 11 20.0 -36.3 241 88 293.3 293.3 278.4 293.5 0.04 24 475 5438 -35.9 -43.9 44 8.0 -36.4 242 88 293.5 293.6 278.7 294.1 0.16 25 471 5497 -36.5 -45.5 39 9.0 -37.0 242 88 293.5 293.5 278.6 294.0 0.14 26 453 5765 -39.1 -46.1 47 7.0 -39.5 243 89 293.5 293.6 278.6 294.0 0.14 27 451 5796 -39.3 -43.1 67 3.8 -39.5 243 89 293.7 293.7 278.7 294.3 0.19 28 445 5887 -40.1 -46.1 53 6.0 -40.4 244 89 293.8 293.8 278.7 294.3 0.14 29 439 5980 -40.5 -48.5 42 8.0 -40.9 244 90 294.4 294.4 279.0 294.8 0.11 30 427 6168 -41.1 -50.1 37 9.0 -41.5 245 91 296.0 296.0 279.7 296.3 0.09 31 400 6610 -43.3 -53.3 32 10.0 -43.6 240 90 298.7 298.7 280.8 299.0 0.07 32 365 7219 -46.1 -58.1 24 12.0 -46.4 245 86 302.9 302.9 282.6 303.1 0.04 33 327 7946 -46.9 -67.9 7 21.0 -47.3 231 93 311.5 311.5 285.9 311.5 0.01 34 324 8007 -45.3 -71.3 4 26.0 -45.8 233 98 314.5 314.5 286.9 314.5 0.01 35 312 8258 -44.5 -73.0 3 28.5 -45.1 240 114 319.0 319.0 288.4 319.0 0.01 36 300 8520 -43.7 -74.7 2 31.0 -44.3 240 102 323.8 323.8 289.9 323.8 0.01 37 270 9228 -45.1 -77.1 2 32.0 -45.7 244 97 331.6 331.6 292.2 331.7 0.00 38 262 9431 -42.1 -77.1 1 35.0 -43.0 243 96 338.9 338.9 294.0 338.9 0.00 39 250 9750 -40.9 -76.9 1 36.0 -41.9 240 94 345.3 345.3 295.6 345.3 0.00 40 200 11260 -44.9 -78.9 1 34.0 -45.7 240 90 361.7 361.7 299.0 361.7 0.00 41 150 13160 -49.3 -81.3 1 32.0 -50.0 240 87 385.1 385.1 303.1 385.1 0.00 42 130 14090 -51.7 -82.7 1 31.0 -52.3 232 79 396.9 396.9 304.8 396.9 0.00 43 126 14292 -51.5 -83.5 1 32.0 -52.1 230 77 400.8 400.8 305.3 400.8 0.00 44 110 15163 -55.9 -84.9 1 29.0 -56.3 239 77 408.4 408.4 306.3 408.4 0.00 45 105 15459 -54.5 -84.5 1 30.0 -55.1 236 79 416.6 416.6 307.3 416.6 0.00 46 100 15770 -55.5 -85.5 1 30.0 -56.0 230 81 420.5 420.5 307.8 420.5 0.00 47 91 16375 -54.3 -85.3 1 31.0 -54.9 237 71 434.4 434.4 309.3 434.4 0.00 48 76 17516 -61.1 -87.1 2 26.0 -61.4 244 79 443.1 443.1 310.2 443.1 0.00 49 70 18030 -59.3 -87.3 1 28.0 -59.7 235 86 457.5 457.5 311.5 457.5 0.00 50 66 18399 -57.7 -86.7 1 29.0 -58.3 231 84 468.8 468.8 312.5 468.8 0.00 51 50 20130 -62.3 -88.3 2 26.0 -62.7 240 59 496.7 496.7 314.7 496.7 0.00 52 42 21197 -65.9 -89.9 2 24.0 -66.2 227 59 513.2 513.2 315.8 513.2 0.00 53 33 22679 -60.7 -88.7 1 28.0 -61.5 252 72 563.6 563.6 318.8 563.6 0.00 54 30 23270 -61.9 -88.9 2 27.0 -62.6 245 64 575.9 575.9 319.5 575.9 0.00 55 26 24149 -64.7 -90.7 2 26.0 -65.3 236 65 592.0 592.0 320.2 592.0 0.00 56 21 25460 -62.5 -89.5 1 27.0 -63.4 250 74 635.9 635.9 322.2 636.0 0.01 57 20 25760 -64.1 -90.1 2 26.0 -64.9 240 74 640.0 640.0 322.3 640.0 0.01 58 17 26754 -65.5 -91.5 2 26.0 -66.3 249 81 665.9 665.9 323.3 666.0 0.01 59 15 27527 -60.1 -89.1 1 29.0 -61.7 240 82 708.1 708.1 324.7 708.2 0.01 60 12 28907 -64.7 -90.7 2 26.0 -65.9 250 92 738.5 738.5 325.6 738.6 0.01 61 11 29443 -61.5 -89.5 1 28.0 -63.3 252 96 768.7 768.7 326.4 768.8 0.01 62 10 30030 -64.7 -89.7 2 25.0 -66.1 245 92 778.0 778.0 326.7 778.1 0.01 63 8.5 31020 -65.7 -91.7 2 26.0 -67.1 811.1 811.2 327.5 811.2 0.01 64 8.3 31167 -59.3 -90.3 1 31.0 -62.1 841.9 841.9 328.2 842.0 0.01 65 7.9 31478 -56.5 -87.5 1 31.0 -60.3 865.0 865.1 328.7 865.3 0.02 66 6.3 32908 -58.5 -87.5 1 29.0 -62.2 914.4 914.4 329.7 914.6 0.03 67 5.2 34126 -54.3 -86.3 1 32.0 -60.2 984.8 984.9 330.9 985.3 0.04 68 4.9 34505 -56.3 -86.3 1 30.0 -61.5 992.6 992.6 331.1 993.1 0.05 TRP 365 7219 -46.1 -58.1 24 12.0 -46.4 245 86 302.9 302.9 282.6 303.1 0.04 WND 312 8258 -44.5 -73.0 3 28.5 -45.1 240 114 319.0 319.0 288.4 319.0 0.01 Sounding variables and indices 1000-500 mb thick: 5166.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 65.06 % Est. max temperature: -0.07 C = 31.87 F Sfc-Lift cond lev (LCL): 952.16 mb = 300.63 m = 986.29 ft T: -3.92 C 700-500 lapse rate: 4.60 C/km ThetaE index: 1.73 C Layer 925.0- 786.0 mb Conv cond level (CCL): 903.88 mb = 711.34 m = 2333.78 ft Mean mixing ratio: 2.46 g/kg Conv temperature: -1.36 C = 29.54 F Cap Strength: 8.56 C Lifted Index: 10.45 C Risk: None Lifted Index @300 mb: 30.87 C Lifted Index @700 mb: 0.38 C Showalter Index: 11.15 C Risk: None Total Totals Index: 42.50 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 20.10 C K Index: 6.40 Risk: None Sweat Index: 195.00 Risk: None Energy Index: 2.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.87 J/kg Max Up Vert Vel: 4.44 m/s Conv Inhibition (B-): 1.88 J/kg Cap Strength: 10.18 C Lift Cond Lev (LCL): 908.50 mb = 671.51 m = 2203.09 ft Lev Free Conv (LFC): 873.50 mb = 976.45 m = 3203.53 ft Equ Level (EL): 863.50 mb = 1065.61 m = 3496.06 ft B at Equ Level: 6.39 J/kg Max Parcel Lev (MPL): 733.50 mb = 2300.43 m = 7547.24 ft Wind level data Storm motion: 270 at 52 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 ---------------------------------------------------------- 0 975 112 235 12 9.8 6.9 | 99 43 -42.6 6.4 1 952 305 235 30 24.6 17.2 | 121 32 -27.8 16.8 2 925 531 250 38 35.7 13.0 | 127 21 -16.7 12.5 3 916 610 250 41 38.5 14.0 | 134 19 -13.9 13.6 4 880 914 245 46 41.7 19.4 | 151 22 -10.7 19.0 5 850 1187 240 54 46.8 27.0 | 168 27 -5.6 26.5 6 846 1219 240 54 46.8 27.0 | 168 27 -5.6 26.5 7 780 1829 240 71 61.5 35.5 | 195 36 9.1 35.0 8 749 2134 240 68 58.9 34.0 | 191 34 6.5 33.5 9 720 2438 235 65 53.2 37.3 | 181 37 0.9 36.8 10 700 2647 235 64 52.4 36.7 | 180 36 0.0 36.3 11 691 2743 235 65 53.2 37.3 | 181 37 0.9 36.8 12 609 3658 235 83 68.0 47.6 | 198 50 15.6 47.2 13 559 4267 240 74 64.1 37.0 | 198 38 11.7 36.5 14 514 4877 240 84 72.7 42.0 | 206 46 20.4 41.5 15 500 5080 240 87 75.3 43.5 | 208 49 23.0 43.0 16 431 6096 245 90 81.6 38.0 | 218 48 29.2 37.6 17 412 6401 245 93 84.3 39.3 | 219 50 31.9 38.8 18 400 6610 240 90 77.9 45.0 | 210 51 25.6 44.5 19 365 7219 245 86 77.9 36.3 | 215 44 25.6 35.9 20 360 7315 245 84 76.1 35.5 | 214 42 23.7 35.0 21 344 7620 235 90 73.7 51.6 | 203 55 21.3 51.2 22 328 7925 230 92 70.5 59.1 | 197 61 18.1 58.7 23 312 8258 240 114 98.7 57.0 | 219 73 46.3 56.5 24 300 8520 240 102 88.3 51.0 | 215 62 35.9 50.5 25 299 8534 240 114 98.7 57.0 | 219 73 46.3 56.5 26 273 9144 245 97 87.9 41.0 | 221 54 35.5 40.5 27 250 9750 240 94 81.4 47.0 | 212 55 29.0 46.5 28 250 9754 240 93 80.5 46.5 | 211 54 28.2 46.0 29 218 10668 235 96 78.6 55.1 | 206 61 26.3 54.6 30 200 11260 240 90 77.9 45.0 | 210 51 25.6 44.5 31 150 13160 240 87 75.3 43.5 | 208 49 23.0 43.0 32 125 14326 230 77 59.0 49.5 | 188 49 6.6 49.0 33 109 15240 240 77 66.7 38.5 | 201 41 14.3 38.0 34 100 15770 230 81 62.0 52.1 | 191 53 9.7 51.6 35 94 16154 230 81 62.0 52.1 | 191 53 9.7 51.6 36 90 16459 240 66 57.2 33.0 | 188 33 4.8 32.5 37 74 17678 245 81 73.4 34.2 | 212 40 21.0 33.8 38 71 17983 240 72 62.4 36.0 | 196 37 10.0 35.5 39 70 18030 235 86 70.4 49.3 | 200 52 18.1 48.9 40 67 18288 230 87 66.6 55.9 | 194 57 14.3 55.5 41 61 18898 235 68 55.7 39.0 | 185 39 3.3 38.5 42 50 20130 240 59 51.1 29.5 | 177 29 -1.3 29.0 43 45 20726 235 45 36.9 25.8 | 149 30 -15.5 25.4 44 41 21336 225 63 44.5 44.5 | 170 45 -7.8 44.1 45 35 22250 245 81 73.4 34.2 | 212 40 21.0 33.8 46 32 22860 255 68 65.7 17.6 | 218 22 13.3 17.1 47 31 23165 245 58 52.6 24.5 | 180 24 0.2 24.1 48 30 23270 245 64 58.0 27.0 | 192 27 5.6 26.6 49 26 24079 235 64 52.4 36.7 | 180 36 0.0 36.3 50 22 25298 255 74 71.5 19.2 | 226 27 19.1 18.7 51 20 25760 240 74 64.1 37.0 | 198 38 11.7 36.5 52 19 26213 240 77 66.7 38.5 | 201 41 14.3 38.0 53 16 27127 255 83 80.2 21.5 | 233 35 27.8 21.0 54 15 27432 240 80 69.3 40.0 | 203 43 16.9 39.5 55 15 27737 240 85 73.6 42.5 | 207 47 21.2 42.0 56 14 28042 250 81 76.1 27.7 | 221 36 23.7 27.2 57 13 28346 250 102 95.8 34.9 | 232 55 43.5 34.4 58 12 28956 250 91 85.5 31.1 | 227 45 33.1 30.7 59 11 29261 255 105 101.4 27.2 | 241 56 49.0 26.7 60 11 29566 250 90 84.6 30.8 | 227 44 32.2 30.3 61 10 30030 245 92 83.4 38.9 | 219 49 31.0 38.4 Wind Parameters Mean winds (0-6000m): 239.5 at 69.8 knts Storm direction: 269.5 at 52.4 knts Shear (0-3000m) pos: 5.1 neg: 5.9 tot: 11.0 10-3/s Storm rel Dir Shear (0-3000m): 90.8 deg Storm rel helicity (0-3000m) pos: 429.4 neg: -79.8 tot: 349.6 m^2/s^2 ave: 116.5 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 14.1 stream: 7.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.05 Bulk Shear: 211.68 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 ------------------------------------------------------------------------------- 500 243 30 117 29| 30.5 0.0 30.5|175.9 0.0 175.9 351.8 0.61| 33.6 20.6 1000 244 38 131 24| 15.2 6.6 21.8|240.7 0.0 240.7 240.7 0.69| 23.4 16.1 1500 242 45 148 24| 10.2 8.8 18.9|327.8 0.0 327.8 218.5 0.72| 20.2 14.6 2000 242 51 162 25| 7.6 7.4 15.0|365.9 -15.8 350.1 175.0 0.68| 17.2 11.6 2500 240 54 168 27| 6.1 5.5 11.6|365.9 -79.8 286.1 114.4 0.52| 15.3 7.9 3000 239 56 172 29| 5.1 5.9 11.0|429.4 -79.8 349.6 116.5 0.54| 14.1 7.6 4000 238 62 181 32| 3.4 5.6 9.1|514.4 -81.9 432.4 108.1 0.51| 12.9 6.6 5000 239 66 186 34| 3.8 4.5 8.3|605.3 -83.6 521.7 104.3 0.51| 11.8 6.1 6000 240 70 193 36| 3.7 3.8 7.5|707.4 -83.6 623.8 104.0 0.55| 10.6 5.8 Wrote GIF file: /home/apache/climate/data/raob//CAYT/skewt/CAYT.skewt.20251213.00.gif