UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122312.upa.cvt Date: 1200Z 23 DEC 25 Searching for CAYT... Searching the city database file for: CAYT ... Date:1200Z 23 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 51 330 3 SFC 992 112 -2.9 -5.4 83 2.5 -3.8 330 3 270.9 271.3 269.8 277.9 2.57 2 925 664 -7.5 -8.8 90 1.3 -7.9 30 14 271.6 272.0 269.6 277.5 2.12 3 863 1200 -11.7 -11.7 100 0.0 -11.7 15 6 272.7 273.0 269.8 277.7 1.81 4 850 1316 -12.5 -13.0 96 0.5 -12.6 360 3 273.1 273.3 269.7 277.7 1.65 5 842 1388 -13.1 -13.8 94 0.7 -13.3 345 3 273.2 273.4 269.7 277.6 1.56 6 836 1443 -12.7 -15.7 78 3.0 -13.4 333 2 274.1 274.4 269.9 278.0 1.34 7 755 2211 -19.3 -19.4 99 0.1 -19.3 274 12 275.1 275.3 270.1 278.2 1.09 8 738 2381 -19.3 -21.9 80 2.6 -19.8 271 16 276.9 277.0 270.8 279.5 0.90 9 700 2772 -21.9 -23.6 86 1.7 -22.2 245 22 278.2 278.4 271.5 280.7 0.81 10 695 2825 -22.1 -24.0 85 1.9 -22.4 244 23 278.6 278.7 271.7 280.9 0.79 11 668 3115 -23.7 -27.0 74 3.3 -24.2 237 25 280.0 280.1 272.2 281.9 0.63 12 618 3679 -28.3 -30.3 83 2.0 -28.5 225 31 281.0 281.1 272.6 282.5 0.50 13 575 4193 -32.3 -36.8 64 4.5 -32.7 235 27 282.2 282.2 272.9 283.1 0.28 14 558 4404 -34.3 -37.1 76 2.8 -34.5 236 17 282.2 282.3 272.9 283.1 0.28 15 552 4479 -34.7 -38.1 71 3.4 -35.0 234 13 282.6 282.7 273.1 283.5 0.26 16 547 4543 -34.7 -40.7 54 6.0 -35.1 231 10 283.4 283.4 273.5 284.0 0.20 17 545 4568 -34.1 -48.1 23 14.0 -34.8 231 9 284.4 284.4 273.8 284.7 0.09 18 512 5005 -35.3 -55.3 11 20.0 -36.1 232 17 288.0 288.0 275.7 288.2 0.04 19 500 5170 -36.5 -55.5 12 19.0 -37.2 220 19 288.5 288.5 276.0 288.7 0.04 20 414 6458 -41.7 -65.7 6 24.0 -42.3 205 50 297.8 297.9 280.4 297.9 0.01 21 400 6690 -41.9 -66.9 5 25.0 -42.5 210 57 300.5 300.5 281.5 300.6 0.01 22 300 8630 -43.9 -75.9 2 32.0 -44.5 195 62 323.5 323.5 289.8 323.5 0.00 23 291 8834 -44.1 -76.2 2 32.2 -44.7 190 67 326.1 326.1 290.6 326.1 0.00 24 250 9850 -44.9 -77.9 1 33.0 -45.6 200 65 339.3 339.3 294.1 339.3 0.00 25 226 10519 -46.5 -79.5 1 33.0 -47.1 204 65 346.8 346.8 295.9 346.8 0.00 26 205 11166 -44.5 -79.5 1 35.0 -45.3 209 64 359.8 359.8 298.7 359.8 0.00 27 200 11330 -44.9 -79.9 1 35.0 -45.7 210 64 361.7 361.7 299.0 361.7 0.00 28 188 11745 -44.9 -79.9 1 35.0 -45.8 210 63 368.1 368.1 300.2 368.1 0.00 29 169 12454 -48.1 -82.1 1 34.0 -48.8 207 57 374.2 374.2 301.3 374.2 0.00 30 164 12652 -47.3 -81.3 1 34.0 -48.1 207 56 378.8 378.8 302.1 378.8 0.00 31 150 13240 -50.3 -82.3 1 32.0 -50.9 205 51 383.4 383.4 302.8 383.4 0.00 32 144 13505 -51.5 -83.5 1 32.0 -52.1 202 46 385.8 385.8 303.2 385.8 0.00 33 122 14582 -50.7 -83.7 1 33.0 -51.4 219 51 406.0 406.0 306.0 406.0 0.00 34 100 15870 -52.7 -83.7 1 31.0 -53.4 210 45 425.9 425.9 308.4 425.9 0.00 35 94 16267 -55.7 -85.7 1 30.0 -56.2 210 47 427.6 427.6 308.6 427.6 0.00 36 83 17068 -51.7 -84.7 1 33.0 -52.6 218 50 451.3 451.3 311.0 451.3 0.00 37 70 18160 -57.3 -86.3 1 29.0 -57.9 225 25 461.8 461.8 312.0 461.8 0.00 38 56 19559 -61.1 -88.1 2 27.0 -61.6 237 37 483.6 483.6 313.7 483.6 0.00 39 50 20270 -57.1 -88.1 1 31.0 -57.9 230 41 508.9 508.9 315.6 508.9 0.00 40 49 20397 -56.7 -87.7 1 31.0 -57.6 228 42 512.8 512.8 315.8 512.8 0.00 41 30 23470 -60.7 -88.7 1 28.0 -61.6 225 59 579.2 579.2 319.6 579.2 0.00 42 20 25950 -65.9 -90.9 2 25.0 -66.5 240 63 634.5 634.5 322.1 634.5 0.00 43 19 26261 -66.1 -91.1 2 25.0 -66.8 240 63 643.2 643.2 322.4 643.2 0.00 44 17 26940 -63.7 -90.7 1 27.0 -64.7 230 60 671.7 671.7 323.5 671.7 0.01 45 10 30160 -68.3 -92.3 2 24.0 -69.2 250 78 764.6 764.6 326.3 764.7 0.01 46 9.1 30728 -67.1 -92.1 2 25.0 -68.2 790.1 790.1 327.0 790.2 0.01 47 8.1 31423 -71.1 -94.1 2 23.0 -71.9 801.0 801.0 327.3 801.0 0.01 48 6.8 32462 -69.7 -94.7 1 25.0 -70.8 847.9 847.9 328.4 848.0 0.01 49 6.4 32829 -63.1 -92.1 1 29.0 -65.5 890.7 890.8 329.2 890.8 0.01 50 5.6 33655 -60.9 -89.9 1 29.0 -64.1 935.1 935.1 330.1 935.3 0.02 51 5.3 33996 -62.7 -89.7 1 27.0 -65.5 941.9 941.9 330.2 942.1 0.02 52 4.1 35612 -53.7 -86.7 1 33.0 -60.7 1057.0 1057.0 332.1 1057.6 0.05 TRP 414 6458 -41.7 -65.7 6 24.0 -42.3 205 50 297.8 297.9 280.4 297.9 0.01 WND 291 8834 -44.1 -76.2 2 32.2 -44.7 190 67 326.1 326.1 290.6 326.1 0.00 Sounding variables and indices 1000-500 mb thick: 5119.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 74.80 % Est. max temperature: -0.62 C = 30.89 F Sfc-Lift cond lev (LCL): 953.65 mb = 423.23 m = 1388.52 ft T: -5.49 C 700-500 lapse rate: 6.09 C/km ThetaE index: 0.39 C Layer 925.0- 863.0 mb Conv cond level (CCL): 913.13 mb = 763.74 m = 2505.67 ft Mean mixing ratio: 2.24 g/kg Conv temperature: -1.93 C = 28.52 F Cap Strength: 8.98 C Lifted Index: 9.30 C Risk: None Lifted Index @300 mb: 32.49 C Lifted Index @700 mb: 2.57 C Showalter Index: 9.24 C Risk: None Total Totals Index: 47.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.00 C Cross Totals Index: 23.50 C K Index: 9.30 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 2.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.62 J/kg Max Up Vert Vel: 3.04 m/s Conv Inhibition (B-): 77143.02 J/kg Cap Strength: 9.06 C Lift Cond Lev (LCL): 918.10 mb = 721.87 m = 2368.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 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 ---------------------------------------------------------- 0 992 112 330 3 1.5 -2.6 | 73 13 -12.5 -3.9 1 968 305 25 9 -3.8 -8.2 | 62 20 -17.8 -9.5 2 931 610 30 14 -7.0 -12.1 | 57 25 -21.0 -13.4 3 925 664 30 14 -7.0 -12.1 | 57 25 -21.0 -13.4 4 895 914 20 11 -3.8 -10.3 | 57 21 -17.7 -11.7 5 861 1219 15 6 -1.6 -5.8 | 65 17 -15.5 -7.1 6 850 1316 360 3 -0.0 -3.0 | 73 15 -14.0 -4.3 7 827 1524 315 2 1.4 -1.4 | 78 13 -12.6 -2.7 8 794 1829 265 8 8.0 0.7 | 84 6 -6.0 -0.6 9 762 2134 275 10 10.0 -0.9 | 61 5 -4.0 -2.2 10 732 2438 270 18 18.0 -0.0 | 288 4 4.0 -1.3 11 703 2743 255 20 19.3 5.2 | 234 7 5.4 3.9 12 700 2772 245 22 19.9 9.3 | 217 10 6.0 8.0 13 618 3658 225 31 21.9 21.9 | 201 22 8.0 20.6 14 592 3962 225 35 24.7 24.7 | 205 26 10.8 23.4 15 568 4267 240 23 19.9 11.5 | 210 12 6.0 10.2 16 544 4572 230 8 6.1 5.1 | 116 9 -7.8 3.8 17 521 4877 240 16 13.9 8.0 | 179 7 -0.1 6.7 18 500 5170 220 19 12.2 14.6 | 172 13 -1.8 13.2 19 499 5182 220 17 10.9 13.0 | 165 12 -3.0 11.7 20 437 6096 210 41 20.5 35.5 | 191 35 6.5 34.2 21 417 6401 200 45 15.4 42.3 | 182 41 1.4 41.0 22 414 6458 205 50 21.1 45.3 | 189 45 7.2 44.0 23 400 6690 210 57 28.5 49.4 | 197 50 14.5 48.0 24 399 6706 205 57 24.1 51.7 | 191 51 10.1 50.3 25 348 7620 195 60 15.5 58.0 | 182 57 1.6 56.6 26 333 7925 200 63 21.5 59.2 | 187 58 7.6 57.9 27 304 8534 205 58 24.5 52.6 | 192 52 10.5 51.2 28 300 8630 195 62 16.0 59.9 | 182 59 2.1 58.6 29 291 8834 190 67 11.6 66.0 | 178 65 -2.3 64.7 30 291 8839 190 67 11.6 66.0 | 178 65 -2.3 64.7 31 278 9144 195 64 16.6 61.8 | 182 61 2.6 60.5 32 250 9850 200 65 22.2 61.1 | 188 60 8.3 59.8 33 221 10668 205 65 27.5 58.9 | 193 59 13.5 57.6 34 200 11330 210 64 32.0 55.4 | 198 57 18.0 54.1 35 193 11582 210 64 32.0 55.4 | 198 57 18.0 54.1 36 150 13240 205 51 21.6 46.2 | 190 46 7.6 44.9 37 146 13411 200 46 15.7 43.2 | 182 42 1.8 41.9 38 116 14935 225 53 37.5 37.5 | 213 43 23.5 36.2 39 110 15240 210 49 24.5 42.4 | 194 42 10.5 41.1 40 105 15545 220 50 32.1 38.3 | 206 41 18.2 37.0 41 100 15870 210 45 22.5 39.0 | 193 39 8.5 37.6 42 96 16154 210 45 22.5 39.0 | 193 39 8.5 37.6 43 87 16764 210 56 28.0 48.5 | 197 49 14.0 47.2 44 75 17678 235 39 31.9 22.4 | 221 28 18.0 21.0 45 72 17983 240 19 16.5 9.5 | 197 9 2.5 8.2 46 70 18160 225 25 17.7 17.7 | 193 17 3.7 16.4 47 69 18288 220 19 12.2 14.6 | 172 13 -1.8 13.2 48 59 19202 245 43 39.0 18.2 | 236 30 25.0 16.8 49 56 19507 240 35 30.3 17.5 | 225 23 16.3 16.2 50 54 19812 225 45 31.8 31.8 | 210 35 17.9 30.5 51 50 20270 230 41 31.4 26.4 | 215 31 17.4 25.0 52 44 21031 215 46 26.4 37.7 | 199 38 12.4 36.4 53 42 21336 225 49 34.6 34.6 | 212 39 20.7 33.3 54 40 21641 235 55 45.1 31.5 | 226 43 31.1 30.2 55 36 22250 220 44 28.3 33.7 | 204 35 14.3 32.4 56 30 23470 225 59 41.7 41.7 | 214 49 27.8 40.4 57 22 25298 230 65 49.8 41.8 | 222 54 35.8 40.5 58 20 25950 240 63 54.6 31.5 | 233 51 40.6 30.2 59 18 26518 240 63 54.6 31.5 | 233 51 40.6 30.2 60 16 27127 225 58 41.0 41.0 | 214 48 27.0 39.7 61 16 27432 240 67 58.0 33.5 | 234 55 44.1 32.2 62 15 27737 245 67 60.7 28.3 | 240 54 46.8 27.0 63 13 28346 235 62 50.8 35.6 | 227 50 36.8 34.2 64 12 28956 250 69 64.8 23.6 | 246 56 50.9 22.3 65 11 29566 245 65 58.9 27.5 | 240 52 44.9 26.1 66 10 30160 250 78 73.3 26.7 | 247 65 59.3 25.4 Wind Parameters Mean winds (0-6000m): 234.6 at 18.7 knts Storm direction: 264.6 at 14.0 knts Shear (0-3000m) pos: 2.2 neg: 6.6 tot: 8.8 10-3/s Storm rel Dir Shear (0-3000m): 138.5 deg Storm rel helicity (0-3000m) pos: 29.0 neg: -47.4 tot: -18.4 m^2/s^2 ave: -6.1 10^-3 m/s^2 rel: -0.26 Storm rel vorticity (0-3000m) horiz: 10.2 stream: -2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 98.15 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 24 9 61 20| 13.1 0.0 13.1| 0.1 -20.4 -20.3 -40.5 -0.33| 13.7 -4.6 1000 24 10 59 21| 6.6 3.4 10.0| 9.1 -22.2 -13.1 -13.1 -0.15| 10.4 -1.5 1500 20 8 62 19| 4.4 5.0 9.3| 26.7 -24.8 1.9 1.3 0.01| 10.0 0.1 2000 1 8 56 17| 3.3 5.2 8.5| 29.0 -27.4 1.6 0.8 -0.00| 9.5 -0.0 2500 325 10 43 12| 2.6 6.2 8.8| 29.0 -35.0 -6.0 -2.4 -0.20| 9.9 -2.0 3000 288 12 29 6| 2.2 6.6 8.8| 29.0 -47.4 -18.4 -6.1 -0.26| 10.2 -2.6 4000 249 17 199 5| 1.9 5.7 7.6| 46.2 -61.2 -15.0 -3.7 -0.20| 10.0 -2.0 5000 245 17 191 6| 1.5 3.5 5.1| 61.0 -92.6 -31.5 -6.3 -0.20| 11.4 -2.3 6000 235 19 188 10| 1.3 4.9 6.2| 96.7 -98.1 -1.4 -0.2 -0.12| 11.7 -1.4 Wrote GIF file: /home/apache/climate/data/raob//CAYT/skewt/CAYT.skewt.20251223.12.gif