UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122612.upa.cvt Date: 1200Z 26 DEC 25 Searching for CAYT... Searching the city database file for: CAYT ... Date:1200Z 26 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 -11 SFC 985 112 -3.3 -6.9 76 3.6 -4.5 265 8 271.0 271.4 269.5 277.3 2.31 2 925 602 -7.3 -9.5 84 2.2 -7.9 270 29 271.8 272.2 269.5 277.4 2.01 3 907 755 -8.5 -10.8 83 2.3 -9.2 268 29 272.1 272.4 269.5 277.3 1.85 4 894 867 -7.9 -13.9 62 6.0 -9.5 266 30 273.9 274.1 269.9 278.0 1.46 5 885 946 -8.3 -13.3 67 5.0 -9.6 266 30 274.3 274.5 270.3 278.6 1.55 6 851 1252 -5.5 -18.5 35 13.0 -8.8 270 32 280.3 280.5 273.1 283.4 1.04 7 850 1261 -5.5 -18.5 35 13.0 -8.8 270 32 280.4 280.6 273.2 283.5 1.04 8 815 1590 -6.5 -23.5 25 17.0 -10.2 266 29 282.7 282.8 273.9 284.9 0.70 9 700 2758 -15.9 -28.9 32 13.0 -18.0 235 34 284.9 285.0 274.8 286.4 0.50 10 697 2790 -16.1 -29.1 32 13.0 -18.2 235 34 285.0 285.1 274.9 286.6 0.49 11 647 3345 -20.9 -29.9 44 9.0 -22.2 235 38 285.7 285.8 275.2 287.3 0.49 12 641 3414 -21.1 -28.1 53 7.0 -22.2 235 39 286.2 286.3 275.7 288.1 0.59 13 560 4400 -26.9 -48.9 11 22.0 -28.4 243 51 290.7 290.7 277.1 290.9 0.08 14 534 4742 -28.1 -49.1 12 21.0 -29.5 251 62 293.2 293.2 278.4 293.5 0.08 15 500 5210 -32.1 -47.1 21 15.0 -33.0 255 76 293.9 293.9 278.7 294.3 0.11 16 480 5498 -34.3 -46.3 29 12.0 -35.0 250 85 294.6 294.7 279.1 295.1 0.12 17 408 6616 -43.1 -55.1 26 12.0 -43.5 246 85 297.3 297.3 280.2 297.5 0.05 18 400 6750 -43.7 -57.7 20 14.0 -44.1 240 85 298.2 298.2 280.6 298.3 0.04 19 397 6800 -44.0 -58.1 20 14.0 -44.4 240 85 298.4 298.4 280.7 298.6 0.04 20 344 7748 -49.9 -64.9 16 15.0 -50.1 225 71 302.9 302.9 282.6 303.0 0.02 21 339 7844 -50.1 -66.1 14 16.0 -50.4 225 70 303.9 303.9 283.0 304.0 0.02 22 332 7980 -50.3 -66.3 13 16.0 -50.5 223 71 305.5 305.5 283.6 305.5 0.02 23 314 8347 -45.7 -71.7 4 26.0 -46.2 216 70 316.8 316.8 287.7 316.8 0.01 24 300 8650 -46.3 -72.3 4 26.0 -46.8 220 53 320.1 320.1 288.8 320.1 0.01 25 264 9493 -50.5 -76.5 3 26.0 -50.8 209 50 325.9 325.9 290.5 325.9 0.00 26 250 9850 -49.3 -78.3 2 29.0 -49.7 200 60 332.8 332.8 292.4 332.8 0.00 27 241 10091 -48.3 -78.3 2 30.0 -48.8 197 61 337.8 337.8 293.8 337.8 0.00 28 202 11245 -50.9 -80.9 2 30.0 -51.3 203 56 351.2 351.2 296.9 351.2 0.00 29 200 11310 -50.5 -80.5 2 30.0 -51.0 205 55 352.8 352.8 297.3 352.8 0.00 30 150 13170 -52.1 -82.1 2 30.0 -52.6 190 55 380.3 380.3 302.3 380.3 0.00 31 143 13478 -52.7 -82.7 1 30.0 -53.2 191 55 384.5 384.5 302.9 384.5 0.00 32 133 13947 -51.9 -82.9 1 31.0 -52.5 192 55 394.0 394.0 304.3 394.0 0.00 33 124 14397 -54.7 -83.7 2 29.0 -55.2 193 54 396.9 396.9 304.8 396.9 0.00 34 100 15770 -55.1 -84.1 2 29.0 -55.6 215 54 421.3 421.3 307.9 421.3 0.00 35 93 16234 -54.9 -84.9 1 30.0 -55.5 215 52 430.5 430.5 308.9 430.5 0.00 36 71 17941 -60.1 -87.1 2 27.0 -60.5 199 45 454.0 454.0 311.2 454.0 0.00 37 70 18030 -59.7 -86.7 2 27.0 -60.2 200 62 456.7 456.7 311.5 456.7 0.00 38 60 18998 -57.9 -85.9 2 28.0 -58.5 217 61 481.3 481.3 313.5 481.3 0.00 39 54 19658 -61.3 -87.3 2 26.0 -61.7 227 58 488.2 488.2 314.1 488.2 0.00 40 50 20140 -57.3 -86.3 1 29.0 -58.1 230 38 508.4 508.4 315.5 508.5 0.00 41 49 20268 -56.9 -85.9 1 29.0 -57.8 225 37 512.3 512.3 315.8 512.4 0.00 42 42 21230 -63.3 -88.3 2 25.0 -63.7 201 45 519.6 519.6 316.3 519.6 0.00 43 36 22174 -64.9 -89.9 2 25.0 -65.3 222 63 538.9 538.9 317.5 538.9 0.00 44 32 22900 -60.9 -87.9 2 27.0 -61.7 218 57 568.0 568.0 319.0 568.1 0.01 45 30 23300 -62.1 -88.1 2 26.0 -62.8 220 57 575.3 575.3 319.5 575.4 0.01 46 28 23725 -63.7 -89.7 2 26.0 -64.3 223 65 582.4 582.4 319.8 582.4 0.00 47 23 24942 -59.7 -87.7 1 28.0 -60.9 230 70 627.8 627.8 321.8 627.9 0.01 48 22 25218 -61.7 -88.7 2 27.0 -62.7 219 74 629.9 629.9 321.9 629.9 0.01 49 20 25810 -60.5 -88.5 1 28.0 -61.7 230 83 651.0 651.0 322.7 651.0 0.01 50 18 26469 -59.3 -87.3 1 28.0 -60.9 234 82 674.7 674.7 323.6 674.8 0.01 51 14 28023 -64.9 -89.9 2 25.0 -65.9 235 78 706.0 706.0 324.6 706.0 0.01 52 10 30130 -54.1 -85.1 1 31.0 -58.0 240 94 817.6 817.6 327.7 817.9 0.03 53 9.2 30665 -53.7 -84.7 1 31.0 -58.0 838.9 838.9 328.1 839.2 0.03 54 7.5 31970 -56.5 -86.5 1 30.0 -60.4 878.0 878.0 329.0 878.3 0.03 TRP 339 7844 -50.1 -66.1 14 16.0 -50.4 225 70 303.9 303.9 283.0 304.0 0.02 WND 397 6800 -44.0 -58.1 20 14.0 -44.4 240 85 298.4 298.4 280.7 298.6 0.04 Sounding variables and indices 1000-500 mb thick: 5221.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 37.34 % Est. max temperature: 7.01 C = 44.61 F Sfc-Lift cond lev (LCL): 930.64 mb = 554.59 m = 1819.49 ft T: -6.91 C 700-500 lapse rate: 6.61 C/km ThetaE index: 0.12 C Layer 907.0- 894.0 mb Conv cond level (CCL): 740.21 mb = 2329.25 m = 7641.80 ft Mean mixing ratio: 1.99 g/kg Conv temperature: 9.75 C = 49.55 F Cap Strength: 13.63 C Lifted Index: 13.82 C Risk: None Lifted Index @300 mb: 30.20 C Lifted Index @700 mb: 8.66 C Showalter Index: 9.10 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 26.60 C Cross Totals Index: 13.60 C K Index: -4.90 Risk: None Sweat Index: 140.00 Risk: None Energy Index: 2.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.12 J/kg Max Up Vert Vel: 4.50 m/s Conv Inhibition (B-): 76940.18 J/kg Cap Strength: 13.75 C Lift Cond Lev (LCL): 888.70 mb = 913.35 m = 2996.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 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 ---------------------------------------------------------- 0 985 112 265 8 8.0 0.7 | 106 26 -25.3 7.0 1 961 305 275 25 24.9 -2.2 | 117 9 -8.3 4.2 2 925 602 270 29 29.0 -0.0 | 146 8 -4.2 6.3 3 924 610 270 29 29.0 -0.0 | 146 8 -4.2 6.3 4 889 914 265 30 29.9 2.6 | 159 10 -3.4 9.0 5 855 1219 270 33 33.0 -0.0 | 178 6 -0.2 6.3 6 850 1261 270 32 32.0 -0.0 | 169 6 -1.2 6.3 7 821 1524 270 30 30.0 -0.0 | 153 7 -3.2 6.3 8 790 1829 250 23 21.6 7.9 | 141 18 -11.6 14.2 9 759 2134 260 28 27.6 4.9 | 153 13 -5.7 11.2 10 730 2438 240 28 24.2 14.0 | 156 22 -9.0 20.3 11 701 2743 235 33 27.0 18.9 | 166 26 -6.2 25.3 12 700 2758 235 34 27.9 19.5 | 168 26 -5.4 25.8 13 619 3658 235 41 33.6 23.5 | 181 30 0.3 29.9 14 593 3962 240 39 33.8 19.5 | 181 26 0.5 25.8 15 569 4267 240 47 40.7 23.5 | 194 31 7.5 29.8 16 523 4877 255 67 64.7 17.3 | 233 39 31.5 23.7 17 500 5210 255 76 73.4 19.7 | 237 48 40.2 26.0 18 480 5486 250 85 79.9 29.1 | 233 59 46.6 35.4 19 440 6096 255 83 80.2 21.5 | 239 55 46.9 27.8 20 421 6401 255 84 81.1 21.7 | 240 56 47.9 28.1 21 400 6750 240 85 73.6 42.5 | 220 63 40.4 48.8 22 397 6800 240 85 73.6 42.5 | 220 63 40.4 48.8 23 385 7010 240 85 73.6 42.5 | 220 63 40.4 48.8 24 351 7620 225 72 50.9 50.9 | 197 60 17.7 57.2 25 339 7844 225 70 49.5 49.5 | 196 58 16.3 55.8 26 320 8230 220 73 46.9 55.9 | 192 64 13.7 62.3 27 305 8534 210 65 32.5 56.3 | 179 63 -0.7 62.6 28 300 8650 220 53 34.1 40.6 | 181 47 0.8 46.9 29 278 9144 220 36 23.1 27.6 | 163 35 -10.1 33.9 30 254 9754 200 60 20.5 56.4 | 169 64 -12.7 62.7 31 250 9850 200 60 20.5 56.4 | 169 64 -12.7 62.7 32 221 10668 190 64 11.1 63.0 | 162 73 -22.1 69.4 33 200 11310 205 55 23.2 49.8 | 170 57 -10.0 56.2 34 192 11582 205 55 23.2 49.8 | 170 57 -10.0 56.2 35 166 12497 195 49 12.7 47.3 | 159 57 -20.6 53.7 36 151 13106 185 56 4.9 55.8 | 155 68 -28.4 62.1 37 150 13170 190 55 9.6 54.2 | 159 65 -23.7 60.5 38 114 14935 195 54 14.0 52.2 | 162 62 -19.3 58.5 39 109 15240 205 51 21.6 46.2 | 167 54 -11.7 52.6 40 100 15770 215 54 31.0 44.2 | 177 51 -2.3 50.6 41 94 16154 215 54 31.0 44.2 | 177 51 -2.3 50.6 42 85 16764 215 39 22.4 31.9 | 164 40 -10.9 38.3 43 78 17374 190 53 9.2 52.2 | 158 63 -24.0 58.5 44 71 17983 200 44 15.0 41.3 | 159 51 -18.2 47.7 45 70 18030 200 62 21.2 58.3 | 169 66 -12.0 64.6 46 67 18288 205 64 27.0 58.0 | 175 65 -6.2 64.3 47 50 20117 235 56 45.9 32.1 | 198 40 12.6 38.5 48 50 20140 230 38 29.1 24.4 | 172 31 -4.1 30.8 49 45 20726 205 35 14.8 31.7 | 154 42 -18.4 38.1 50 41 21336 200 48 16.4 45.1 | 162 54 -16.8 51.4 51 39 21641 205 66 27.9 59.8 | 175 66 -5.3 66.2 52 36 22250 225 62 43.8 43.8 | 192 51 10.6 50.2 53 31 23165 215 55 31.5 45.1 | 178 51 -1.7 51.4 54 30 23300 220 57 36.6 43.7 | 184 50 3.4 50.0 55 26 24079 225 72 50.9 50.9 | 197 60 17.7 57.2 56 25 24384 225 61 43.1 43.1 | 191 50 9.9 49.5 57 23 24994 230 71 54.4 45.6 | 202 56 21.1 52.0 58 22 25298 215 75 43.0 61.4 | 188 68 9.8 67.8 59 20 25810 230 83 63.6 53.4 | 207 67 30.3 59.7 60 20 25908 230 80 61.3 51.4 | 206 64 28.0 57.8 61 15 27432 240 85 73.6 42.5 | 220 63 40.4 48.8 62 14 28042 235 78 63.9 44.7 | 211 60 30.7 51.1 63 13 28651 235 97 79.5 55.6 | 217 77 46.2 62.0 64 12 28956 240 89 77.1 44.5 | 221 67 43.8 50.8 65 10 29870 240 103 89.2 51.5 | 224 80 56.0 57.8 66 10 30130 240 94 81.4 47.0 | 222 72 48.2 53.3 Wind Parameters Mean winds (0-6000m): 250.8 at 45.1 knts Storm direction: 280.8 at 33.8 knts Shear (0-3000m) pos: 3.6 neg: 3.6 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 67.9 deg Storm rel helicity (0-3000m) pos: 100.4 neg: -14.3 tot: 86.1 m^2/s^2 ave: 28.7 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 11.4 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 83.94 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 ------------------------------------------------------------------------------- 500 272 23 118 12| 21.7 0.0 21.7| 25.0 0.0 25.0 50.1 0.35| 22.5 7.9 1000 269 27 135 9| 10.8 1.6 12.4| 32.8 0.0 32.8 32.8 0.41| 14.0 5.7 1500 269 28 142 8| 7.2 1.0 8.3| 34.4 -6.2 28.2 18.8 0.25| 12.0 3.0 2000 266 27 144 10| 5.4 1.4 6.8| 46.2 -13.8 32.4 16.2 0.20| 12.4 2.4 2500 262 28 150 12| 4.3 3.5 7.8| 65.3 -14.3 51.1 20.4 0.21| 12.4 2.7 3000 257 29 158 14| 3.6 3.6 7.2|100.4 -14.3 86.1 28.7 0.27| 11.4 3.1 4000 250 32 168 17| 3.2 3.0 6.3|152.7 -14.3 138.4 34.6 0.32| 10.0 3.2 5000 250 37 185 19| 6.1 2.4 8.5|414.5 -14.3 400.3 80.1 0.48| 11.6 5.5 6000 251 45 204 23| 5.1 3.0 8.1|517.2 -66.0 451.2 75.2 0.43| 11.5 4.9 Wrote GIF file: /home/apache/climate/data/raob//CAYT/skewt/CAYT.skewt.20251226.12.gif