UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for CAYT... Searching the city database file for: CAYT ... Date:1200Z 5 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 -144 SFC 969 112 0.8 0.6 99 0.2 0.7 230 4 276.4 277.1 275.5 287.7 4.12 2 940 357 2.4 1.3 92 1.1 1.9 203 18 280.5 281.2 278.0 292.8 4.47 3 925 487 1.6 0.8 94 0.8 1.3 210 27 280.9 281.7 278.2 293.1 4.38 4 850 1164 -2.1 -2.8 95 0.7 -2.4 230 41 283.9 284.6 278.7 294.3 3.66 5 809 1555 -4.3 -5.0 95 0.7 -4.6 230 36 285.7 286.2 279.1 295.0 3.25 6 779 1853 -5.5 -10.5 68 5.0 -7.2 230 31 287.5 287.9 278.6 293.9 2.20 7 759 2056 -6.7 -10.9 72 4.2 -8.1 230 25 288.3 288.7 279.0 294.8 2.19 8 747 2181 -6.9 -15.9 49 9.0 -9.5 230 22 289.4 289.7 278.6 293.9 1.48 9 700 2684 -11.5 -17.5 61 6.0 -13.0 235 27 289.7 290.0 278.6 293.9 1.38 10 603 3804 -21.3 -23.8 80 2.5 -21.8 233 44 291.1 291.2 278.6 293.9 0.93 11 553 4436 -25.7 -28.4 78 2.7 -26.1 211 56 293.1 293.3 279.2 295.3 0.66 12 538 4635 -26.5 -31.5 63 5.0 -27.2 206 61 294.5 294.6 279.6 296.2 0.51 13 530 4743 -27.3 -30.7 73 3.4 -27.8 204 63 294.8 294.9 279.8 296.6 0.56 14 520 4880 -28.3 -33.2 63 4.9 -28.9 200 66 295.2 295.3 279.8 296.7 0.45 15 515 4949 -28.7 -41.7 28 13.0 -29.8 199 66 295.5 295.6 279.6 296.2 0.19 16 514 4963 -28.7 -41.7 28 13.0 -29.8 199 66 295.7 295.7 279.7 296.4 0.19 17 500 5160 -29.9 -43.9 24 14.0 -31.0 195 67 296.6 296.6 280.1 297.1 0.16 18 468 5628 -33.5 -53.5 12 20.0 -34.5 195 65 297.8 297.8 280.4 298.0 0.06 19 400 6720 -38.7 -57.7 12 19.0 -39.4 200 57 304.7 304.7 283.3 304.8 0.04 20 393 6841 -39.5 -59.5 10 20.0 -40.2 200 56 305.2 305.2 283.5 305.3 0.03 21 358 7475 -41.3 -67.3 4 26.0 -42.0 200 61 311.0 311.0 285.7 311.1 0.01 22 300 8660 -46.5 -68.5 6 22.0 -47.0 200 84 319.8 319.8 288.7 319.9 0.01 23 280 9115 -47.0 -71.2 5 24.3 -47.4 205 90 325.5 325.5 290.5 325.6 0.01 24 250 9860 -47.7 -75.7 3 28.0 -48.2 230 80 335.2 335.2 293.1 335.2 0.01 25 241 10102 -47.5 -77.5 2 30.0 -48.0 230 73 339.0 339.0 294.1 339.0 0.00 26 200 11330 -48.7 -79.7 2 31.0 -49.3 245 67 355.7 355.7 297.8 355.7 0.00 27 169 12435 -49.7 -81.7 1 32.0 -50.3 248 55 371.5 371.5 300.8 371.6 0.00 28 152 13124 -52.7 -82.7 1 30.0 -53.2 250 47 377.8 377.8 301.9 377.8 0.00 29 150 13210 -52.1 -83.1 1 31.0 -52.6 250 46 380.3 380.3 302.3 380.3 0.00 30 148 13297 -51.9 -82.9 1 31.0 -52.4 250 47 382.1 382.1 302.6 382.1 0.00 31 141 13608 -52.9 -82.9 1 30.0 -53.4 244 48 385.7 385.7 303.2 385.7 0.00 32 134 13937 -51.1 -83.1 1 32.0 -51.7 233 45 394.5 394.5 304.5 394.6 0.00 33 115 14918 -55.3 -84.3 2 29.0 -55.8 240 49 404.4 404.4 305.8 404.4 0.00 34 110 15200 -55.7 -84.7 1 29.0 -56.2 240 49 408.8 408.8 306.3 408.8 0.00 35 100 15810 -52.1 -84.1 1 32.0 -52.8 250 64 427.1 427.1 308.5 427.1 0.00 36 95 16141 -53.3 -85.3 1 32.0 -54.0 250 64 431.0 431.0 309.0 431.0 0.00 37 92 16348 -51.7 -84.7 1 33.0 -52.5 266 56 438.2 438.2 309.7 438.2 0.00 38 83 17015 -52.1 -85.1 1 33.0 -53.0 248 41 450.4 450.4 310.9 450.5 0.00 39 71 18011 -58.7 -87.7 1 29.0 -59.2 242 45 456.9 456.9 311.5 457.0 0.00 40 70 18100 -57.5 -87.5 1 30.0 -58.0 265 41 461.4 461.4 311.9 461.4 0.00 41 59 19183 -54.7 -85.7 1 31.0 -55.6 255 43 490.8 490.8 314.3 490.8 0.00 42 50 20230 -58.7 -87.7 1 29.0 -59.4 270 32 505.2 505.2 315.3 505.2 0.00 43 46 20752 -60.7 -88.7 1 28.0 -61.3 265 31 512.5 512.5 315.8 512.5 0.00 44 30 23420 -59.5 -88.5 1 29.0 -60.4 290 26 582.4 582.4 319.8 582.5 0.01 45 28 23852 -58.7 -88.7 1 30.0 -59.8 293 25 596.3 596.3 320.5 596.3 0.01 46 20 25950 -61.5 -89.5 1 28.0 -62.6 310 24 647.9 647.9 322.6 648.0 0.01 47 16 27331 -62.7 -89.7 1 27.0 -63.8 284 21 686.7 686.7 324.0 686.8 0.01 48 10 30290 -54.1 -86.1 1 32.0 -58.1 350 29 817.6 817.6 327.7 817.8 0.02 49 9.0 30968 -52.5 -85.5 1 33.0 -57.3 848.8 848.8 328.4 849.0 0.03 50 7.6 32054 -55.5 -86.5 1 31.0 -59.7 878.7 878.7 329.0 879.0 0.03 TRP 280 9115 -48.9 -68.9 8 20.0 -49.3 205 90 322.7 322.7 289.6 322.8 0.01 WND 280 9115 -47.0 -71.2 5 24.3 -47.4 205 90 325.5 325.5 290.5 325.6 0.01 Sounding variables and indices 1000-500 mb thick: 5304.00 m Freezing level: 892.57 mb = 779.76 m = 2558.23 ft Wetbulb zero: 899.19 mb = 713.59 m = 2341.15 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 74.59 % Est. max temperature: 9.52 C = 49.14 F Sfc-Lift cond lev (LCL): 965.84 mb = 138.32 m = 453.81 ft T: 0.97 C 700-500 lapse rate: 7.43 C/km ThetaE index: 1.04 C Layer 779.0- 759.0 mb Conv cond level (CCL): 969.00 mb = 112.00 m = 367.45 ft Mean mixing ratio: 4.21 g/kg Conv temperature: 0.88 C = 33.58 F Cap Strength: 3.92 C Lifted Index: 4.42 C Risk: None Lifted Index @300 mb: 19.40 C Lifted Index @700 mb: 2.43 C Showalter Index: 3.13 C Risk: None Total Totals Index: 54.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.80 C Cross Totals Index: 27.10 C K Index: 19.00 Risk: < 20 % chance of thunderstorms Sweat Index: 267.00 Risk: None Energy Index: 0.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.43 J/kg Max Up Vert Vel: 6.55 m/s Conv Inhibition (B-): 56739.85 J/kg Cap Strength: 4.18 C Lift Cond Lev (LCL): 906.82 mb = 645.92 m = 2119.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 245 at 32 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 ---------------------------------------------------------- 0 969 112 230 4 3.1 2.6 | 67 29 -26.2 -11.4 1 946 305 200 15 5.1 14.1 | 90 24 -24.1 0.2 2 925 487 210 27 13.5 23.4 | 121 18 -15.7 9.5 3 911 610 220 34 21.9 26.0 | 149 14 -7.4 12.1 4 877 914 225 43 30.4 30.4 | 184 17 1.2 16.5 5 850 1164 230 41 31.4 26.4 | 190 13 2.2 12.4 6 844 1219 230 41 31.4 26.4 | 190 13 2.2 12.4 7 781 1829 230 32 24.5 20.6 | 145 8 -4.7 6.6 8 751 2134 230 22 16.9 14.1 | 91 12 -12.4 0.2 9 722 2438 230 23 17.6 14.8 | 94 12 -11.6 0.9 10 700 2684 235 27 22.1 15.5 | 102 7 -7.1 1.6 11 694 2743 235 27 22.1 15.5 | 102 7 -7.1 1.6 12 666 3048 235 30 24.6 17.2 | 125 6 -4.7 3.3 13 613 3658 235 41 33.6 23.5 | 204 11 4.4 9.6 14 588 3962 230 49 37.5 31.5 | 205 19 8.3 17.6 15 564 4267 215 53 30.4 43.4 | 182 30 1.2 29.5 16 520 4877 200 66 22.6 62.0 | 172 49 -6.7 48.1 17 500 5160 195 67 17.3 64.7 | 167 52 -11.9 50.8 18 498 5182 195 69 17.9 66.6 | 168 54 -11.4 52.7 19 437 6096 195 61 15.8 58.9 | 163 47 -13.4 45.0 20 400 6720 200 57 19.5 53.6 | 166 41 -9.7 39.6 21 383 7010 200 55 18.8 51.7 | 165 39 -10.4 37.8 22 350 7620 200 63 21.5 59.2 | 170 46 -7.7 45.3 23 300 8660 200 84 28.7 78.9 | 180 65 -0.5 65.0 24 280 9115 205 90 38.0 81.6 | 187 68 8.8 67.6 25 279 9144 205 89 37.6 80.7 | 187 67 8.4 66.7 26 250 9860 230 80 61.3 51.4 | 221 49 32.1 37.5 27 232 10363 230 66 50.6 42.4 | 217 36 21.3 28.5 28 221 10668 235 70 57.3 40.2 | 227 38 28.1 26.2 29 200 11330 245 67 60.7 28.3 | 245 35 31.5 14.4 30 150 13210 250 46 43.2 15.7 | 263 14 14.0 1.8 31 145 13411 250 49 46.0 16.8 | 260 17 16.8 2.8 32 126 14326 220 42 27.0 32.2 | 173 18 -2.2 18.2 33 120 14630 240 49 42.4 24.5 | 231 17 13.2 10.6 34 109 15240 240 49 42.4 24.5 | 231 17 13.2 10.6 35 100 15810 250 64 60.1 21.9 | 256 32 30.9 8.0 36 95 16154 250 64 60.1 21.9 | 256 32 30.9 8.0 37 90 16459 275 52 51.8 -4.5 | 309 29 22.6 -18.5 38 78 17374 230 33 25.3 21.2 | 152 8 -3.9 7.3 39 71 17983 235 46 37.7 26.4 | 214 15 8.5 12.5 40 70 18100 265 41 40.8 3.6 | 312 16 11.6 -10.4 41 68 18288 270 40 40.0 -0.0 | 322 18 10.8 -13.9 42 65 18593 265 34 33.9 3.0 | 337 12 4.6 -11.0 43 59 19202 255 43 41.5 11.1 | 283 13 12.3 -2.8 44 53 19812 285 29 28.0 -7.5 | 3 21 -1.2 -21.4 45 51 20117 260 22 21.7 3.8 | 37 13 -7.6 -10.1 46 50 20230 270 32 32.0 -0.0 | 349 14 2.8 -13.9 47 46 20726 265 32 31.9 2.8 | 347 11 2.7 -11.1 48 44 21031 270 25 25.0 -0.0 | 17 15 -4.2 -13.9 49 42 21336 250 28 26.3 9.6 | 34 5 -2.9 -4.3 50 40 21641 255 32 30.9 8.3 | 343 6 1.7 -5.6 51 38 21946 265 16 15.9 1.4 | 47 18 -13.3 -12.5 52 36 22250 240 19 16.5 9.5 | 71 14 -12.8 -4.4 53 33 22860 285 35 33.8 -9.1 | 349 23 4.6 -23.0 54 31 23165 265 25 24.9 2.2 | 20 13 -4.3 -11.7 55 30 23420 290 26 24.4 -8.9 | 12 23 -4.8 -22.8 56 30 23470 285 22 21.3 -5.7 | 22 21 -8.0 -19.6 57 28 23774 295 25 22.7 -10.6 | 15 25 -6.6 -24.5 58 26 24384 280 27 26.6 -4.7 | 8 19 -2.6 -18.6 59 24 24689 305 24 19.7 -13.8 | 19 29 -9.6 -27.7 60 23 24994 285 24 23.2 -6.2 | 17 21 -6.0 -20.1 61 21 25603 300 21 18.2 -10.5 | 24 27 -11.0 -24.4 62 20 25908 290 28 26.3 -9.6 | 7 24 -2.9 -23.5 63 20 25950 310 24 18.4 -15.4 | 20 31 -10.8 -29.4 64 18 26518 315 23 16.3 -16.3 | 23 33 -13.0 -30.2 65 17 27127 280 17 16.7 -3.0 | 36 21 -12.5 -16.9 66 16 27432 285 23 22.2 -6.0 | 19 21 -7.0 -19.9 67 14 28042 290 23 21.6 -7.9 | 19 23 -7.6 -21.8 68 14 28346 320 36 23.1 -27.6 | 8 42 -6.1 -41.5 69 13 28651 310 27 20.7 -17.4 | 15 32 -8.5 -31.3 70 12 28956 315 26 18.4 -18.4 | 19 34 -10.8 -32.3 71 12 29261 340 39 13.3 -36.6 | 17 53 -15.9 -50.6 72 11 29566 325 31 17.8 -25.4 | 16 41 -11.4 -39.3 73 10 30175 350 38 6.6 -37.4 | 24 56 -22.6 -51.3 74 10 30290 350 29 5.0 -28.6 | 30 49 -24.2 -42.5 Wind Parameters Mean winds (0-6000m): 214.5 at 43.2 knts Storm direction: 244.5 at 32.4 knts Shear (0-3000m) pos: 2.3 neg: 3.1 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 70.2 deg Storm rel helicity (0-3000m) pos: 214.8 neg: -40.3 tot: 174.5 m^2/s^2 ave: 58.2 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 12.9 stream: 5.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.27 Bulk Shear: 78.03 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 ------------------------------------------------------------------------------- 500 210 19 97 20| 0.0 31.0 31.0|162.1 0.0 162.1 324.1 0.88| 34.4 30.3 1000 220 30 130 13| 4.8 15.5 20.3|202.9 0.0 202.9 202.9 0.86| 23.8 20.5 1500 224 33 145 12| 2.1 10.3 12.4|204.0 -12.5 191.5 127.7 0.67| 18.2 12.2 2000 225 32 143 11| 1.6 4.6 6.2|204.0 -39.3 164.7 82.3 0.37| 16.8 6.3 2500 226 30 133 10| 1.8 3.7 5.5|208.1 -40.3 167.8 67.1 0.36| 14.4 5.2 3000 228 30 131 9| 2.3 3.1 5.4|214.8 -40.3 174.5 58.2 0.39| 12.9 5.1 4000 229 33 149 9| 1.7 5.1 6.8|229.7 -67.6 162.2 40.5 0.33| 12.9 4.2 5000 222 38 166 15| 1.4 6.4 7.7|229.7-226.4 3.3 0.7 0.13| 13.7 1.8 6000 215 43 168 22| 1.1 5.2 6.3|229.7-276.0 -46.3 -7.7 0.09| 12.2 1.1 Wrote GIF file: /home/apache/climate/data/raob//CAYT/skewt/CAYT.skewt.20251205.12.gif