UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for CAYT... Searching the city database file for: CAYT ... Date:0000Z 21 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 20 SFC 989 112 0.6 -1.5 86 2.1 -0.2 250 18 274.6 275.2 273.5 284.1 3.46 2 928 617 -4.1 -4.1 100 0.0 -4.1 260 48 274.9 275.4 273.0 283.2 3.04 3 925 642 -4.3 -4.3 100 0.0 -4.3 260 47 274.9 275.4 273.0 283.2 3.00 4 850 1303 -8.3 -8.9 95 0.6 -8.5 250 58 277.5 277.8 273.4 283.9 2.29 5 827 1515 -9.9 -10.1 98 0.2 -9.9 250 58 277.9 278.3 273.5 284.0 2.14 6 822 1562 -6.3 -17.3 41 11.0 -9.2 250 58 282.2 282.4 274.5 285.8 1.20 7 794 1835 -2.5 -20.5 24 18.0 -7.2 250 59 289.1 289.3 277.7 292.0 0.94 8 765 2129 -3.3 -23.3 20 20.0 -8.2 245 62 291.3 291.5 278.5 293.7 0.76 9 700 2825 -7.9 -28.9 17 21.0 -12.2 240 56 293.7 293.8 279.3 295.4 0.50 10 619 3769 -13.9 -41.9 7 28.0 -17.6 238 64 297.4 297.4 280.4 297.9 0.16 11 612 3856 -12.7 -53.7 2 41.0 -17.0 235 66 299.7 299.7 281.3 299.9 0.04 12 586 4186 -13.7 -55.7 2 42.0 -17.9 227 72 302.3 302.3 282.4 302.4 0.03 13 508 5253 -22.3 -55.3 3 33.0 -24.8 225 85 304.5 304.5 283.2 304.6 0.04 14 500 5370 -22.7 -56.7 3 34.0 -25.2 225 86 305.4 305.4 283.6 305.5 0.04 15 456 6041 -25.3 -61.3 2 36.0 -27.6 220 97 310.3 310.3 285.4 310.3 0.02 16 404 6909 -30.7 -63.7 2 33.0 -32.3 215 109 314.2 314.2 286.8 314.3 0.02 17 400 6980 -30.5 -62.5 3 32.0 -32.1 215 108 315.3 315.4 287.2 315.4 0.02 18 372 7490 -33.3 -62.3 4 29.0 -34.7 207 106 318.2 318.3 288.2 318.3 0.02 19 365 7623 -32.5 -65.5 2 33.0 -34.0 205 105 321.0 321.1 289.1 321.1 0.02 20 346 7996 -35.3 -66.6 3 31.4 -36.5 210 120 322.2 322.2 289.5 322.3 0.01 21 300 8970 -42.7 -69.7 4 27.0 -43.4 210 115 325.2 325.2 290.3 325.2 0.01 22 281 9409 -45.7 -71.7 4 26.0 -46.3 212 111 327.0 327.0 290.9 327.0 0.01 23 276 9529 -43.7 -71.7 3 28.0 -44.4 213 109 331.6 331.6 292.2 331.6 0.01 24 250 10190 -46.5 -72.5 4 26.0 -47.1 210 105 336.9 336.9 293.6 337.0 0.01 25 245 10324 -47.1 -73.1 4 26.0 -47.6 206 103 338.0 338.0 293.9 338.0 0.01 26 240 10461 -46.1 -74.1 3 28.0 -46.7 208 103 341.5 341.5 294.7 341.5 0.01 27 226 10859 -49.5 -75.5 3 26.0 -50.0 217 105 342.2 342.2 294.8 342.2 0.01 28 221 11006 -48.9 -76.9 2 28.0 -49.4 218 104 345.3 345.3 295.6 345.4 0.00 29 213 11248 -50.5 -77.5 3 27.0 -50.9 220 104 346.5 346.5 295.8 346.5 0.00 30 205 11498 -50.7 -78.7 2 28.0 -51.1 227 99 350.0 350.0 296.6 350.0 0.00 31 203 11562 -49.3 -79.3 2 30.0 -49.8 229 97 353.2 353.2 297.3 353.2 0.00 32 200 11660 -50.1 -80.1 2 30.0 -50.6 230 104 353.4 353.4 297.4 353.4 0.00 33 196 11792 -50.9 -79.9 2 29.0 -51.4 230 106 354.2 354.2 297.5 354.2 0.00 34 174 12573 -47.3 -81.3 1 34.0 -48.0 233 81 372.4 372.4 301.0 372.4 0.00 35 150 13540 -54.1 -83.1 2 29.0 -54.5 220 81 376.9 376.9 301.8 376.9 0.00 36 148 13626 -54.5 -83.5 2 29.0 -54.9 221 81 377.6 377.6 301.9 377.6 0.00 37 143 13846 -54.9 -83.9 2 29.0 -55.3 223 81 380.7 380.7 302.3 380.7 0.00 38 140 13982 -53.9 -83.9 1 30.0 -54.4 225 81 384.7 384.7 303.0 384.7 0.00 39 127 14602 -57.3 -85.3 2 28.0 -57.6 225 71 389.5 389.5 303.7 389.5 0.00 40 118 15069 -55.9 -84.9 1 29.0 -56.3 236 71 400.3 400.3 305.2 400.3 0.00 41 114 15290 -51.9 -83.9 1 32.0 -52.6 242 70 411.7 411.7 306.7 411.7 0.00 42 106 15763 -50.7 -83.7 1 33.0 -51.5 262 62 422.7 422.7 308.0 422.7 0.00 43 100 16140 -53.3 -84.3 1 31.0 -53.9 230 48 424.7 424.7 308.3 424.8 0.00 44 95 16468 -56.1 -85.1 1 29.0 -56.6 230 48 425.5 425.5 308.3 425.5 0.00 45 78 17707 -60.7 -86.7 2 26.0 -61.0 259 39 440.7 440.7 310.0 440.7 0.00 46 70 18380 -60.7 -87.7 2 27.0 -61.1 275 24 454.5 454.5 311.3 454.5 0.00 47 65 18842 -61.7 -87.7 2 26.0 -62.1 255 20 462.1 462.1 312.0 462.1 0.00 48 53 20113 -60.5 -88.5 1 28.0 -61.0 259 33 492.6 492.6 314.4 492.6 0.00 49 51 20355 -57.5 -87.5 1 30.0 -58.3 266 30 505.1 505.1 315.3 505.1 0.00 50 50 20480 -58.7 -87.7 1 29.0 -59.4 270 28 505.2 505.2 315.3 505.2 0.00 51 40 21859 -64.1 -89.1 2 25.0 -64.6 276 30 524.9 524.9 316.6 524.9 0.00 52 37 22339 -60.7 -88.7 1 28.0 -61.4 277 22 545.4 545.4 317.8 545.5 0.00 53 31 23428 -63.9 -89.9 2 26.0 -64.4 259 29 565.1 565.1 318.9 565.1 0.00 54 30 23630 -61.7 -89.7 1 28.0 -62.4 275 37 576.4 576.4 319.5 576.5 0.00 55 29 23840 -61.7 -89.7 1 28.0 -62.5 234 34 582.1 582.1 319.8 582.1 0.00 56 24 24994 -67.7 -91.7 2 24.0 -68.1 260 38 597.0 597.0 320.5 597.0 0.00 57 21 25808 -61.7 -89.7 1 28.0 -62.7 266 37 638.3 638.3 322.2 638.4 0.01 58 20 26110 -62.3 -89.3 2 27.0 -63.3 270 39 645.5 645.5 322.5 645.5 0.01 59 18 26758 -63.3 -90.3 1 27.0 -64.3 256 38 662.1 662.1 323.2 662.1 0.01 60 17 27111 -59.9 -89.9 1 30.0 -61.4 260 38 683.9 683.9 323.9 683.9 0.01 61 15 27889 -61.5 -89.5 1 28.0 -62.9 274 50 703.5 703.5 324.6 703.5 0.01 62 14 28319 -58.3 -88.3 1 30.0 -60.4 256 46 728.4 728.4 325.3 728.4 0.01 63 11 29813 -64.3 -90.3 2 26.0 -65.7 256 56 758.6 758.6 326.2 758.6 0.01 64 10 30400 -61.1 -89.1 1 28.0 -63.1 265 53 791.5 791.5 327.0 791.6 0.01 65 7.6 32076 -68.1 -92.1 2 24.0 -69.3 827.8 827.8 327.9 827.9 0.01 66 6.5 33036 -59.1 -89.1 1 30.0 -62.6 903.7 903.7 329.5 903.9 0.02 67 5.5 34088 -57.1 -88.1 1 31.0 -61.7 956.8 956.8 330.5 957.1 0.03 68 4.7 35078 -59.5 -88.5 1 29.0 -63.6 989.7 989.7 331.0 990.0 0.03 69 4.4 35496 -53.7 -85.7 1 32.0 -60.4 1035.9 1035.9 331.7 1036.5 0.06 70 4.2 35795 -52.9 -85.9 1 33.0 -60.2 1053.6 1053.6 332.0 1054.2 0.06 71 4.1 35951 -53.1 -86.1 1 33.0 -60.4 1059.9 1059.9 332.1 1060.6 0.06 TRP 213 11248 -50.5 -77.5 3 27.0 -50.9 220 104 346.5 346.5 295.8 346.5 0.00 WND 346 7996 -35.3 -66.6 3 31.4 -36.5 210 120 322.2 322.2 289.5 322.3 0.01 Sounding variables and indices 1000-500 mb thick: 5350.00 m Freezing level: 981.21 mb = 176.41 m = 578.78 ft Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 33.91 % Est. max temperature: 3.66 C = 38.59 F Sfc-Lift cond lev (LCL): 957.07 mb = 372.11 m = 1220.82 ft T: -1.82 C 700-500 lapse rate: 5.82 C/km ThetaE index: 0.90 C Layer 928.0- 850.0 mb Conv cond level (CCL): 930.86 mb = 592.18 m = 1942.83 ft Mean mixing ratio: 3.08 g/kg Conv temperature: 0.83 C = 33.50 F Cap Strength: 17.88 C Lifted Index: 18.47 C Risk: None Lifted Index @300 mb: 29.58 C Lifted Index @700 mb: 12.18 C Showalter Index: 18.18 C Risk: None Total Totals Index: 28.20 C Risk: None Vertical Totals Index: 14.40 C Cross Totals Index: 13.80 C K Index: -15.50 Risk: None Sweat Index: 202.00 Risk: None Energy Index: 4.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.25 J/kg Max Up Vert Vel: 3.54 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 17.89 C Lift Cond Lev (LCL): 928.16 mb = 615.23 m = 2018.44 ft Lev Free Conv (LFC): 923.16 mb = 657.60 m = 2157.44 ft Equ Level (EL): 893.16 mb = 915.85 m = 3004.72 ft B at Equ Level: 6.06 J/kg Max Parcel Lev (MPL): 833.16 mb = 1457.75 m = 4782.58 ft Wind level data Storm motion: 267 at 49 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 ---------------------------------------------------------- 0 989 112 250 18 16.9 6.2 | 96 32 -31.9 3.3 1 965 305 260 40 39.4 6.9 | 114 10 -9.5 4.1 2 929 610 260 48 47.3 8.3 | 164 6 -1.6 5.5 3 925 642 260 47 46.3 8.2 | 154 6 -2.6 5.4 4 893 914 265 54 53.8 4.7 | 249 5 4.9 1.9 5 859 1219 255 57 55.1 14.8 | 207 13 6.2 11.9 6 850 1303 250 58 54.5 19.8 | 198 18 5.6 17.0 7 795 1829 250 59 55.4 20.2 | 201 19 6.6 17.4 8 765 2134 245 62 56.2 26.2 | 197 25 7.3 23.4 9 735 2438 245 56 50.8 23.7 | 185 21 1.9 20.9 10 707 2743 245 55 49.8 23.2 | 183 20 1.0 20.4 11 700 2825 240 56 48.5 28.0 | 179 25 -0.4 25.2 12 653 3353 240 55 47.6 27.5 | 177 25 -1.2 24.7 13 627 3658 240 62 53.7 31.0 | 190 29 4.8 28.2 14 578 4267 225 74 52.3 52.3 | 184 50 3.5 49.5 15 556 4572 225 75 53.0 53.0 | 185 50 4.2 50.2 16 534 4877 225 81 57.3 57.3 | 189 55 8.4 54.5 17 500 5370 225 86 60.8 60.8 | 192 59 12.0 58.0 18 452 6096 220 98 63.0 75.1 | 191 74 14.1 72.3 19 416 6706 215 111 63.7 90.9 | 190 89 14.8 88.1 20 400 6980 215 108 61.9 88.5 | 189 87 13.1 85.7 21 365 7620 205 105 44.4 95.2 | 177 92 -4.5 92.4 22 346 7996 210 120 60.0 103.9 | 186 102 11.1 101.1 23 334 8230 210 120 60.0 103.9 | 186 102 11.1 101.1 24 300 8970 210 115 57.5 99.6 | 185 97 8.6 96.8 25 292 9144 210 115 57.5 99.6 | 185 97 8.6 96.8 26 267 9754 215 105 60.2 86.0 | 188 84 11.4 83.2 27 250 10190 210 105 52.5 90.9 | 182 88 3.6 88.1 28 244 10363 205 102 43.1 92.4 | 176 90 -5.7 89.6 29 233 10668 215 105 60.2 86.0 | 188 84 11.4 83.2 30 213 11248 220 104 66.8 79.7 | 193 79 18.0 76.9 31 202 11582 230 97 74.3 62.4 | 203 65 25.5 59.5 32 200 11660 230 104 79.7 66.8 | 206 71 30.8 64.0 33 193 11887 230 108 82.7 69.4 | 207 75 33.9 66.6 34 176 12497 235 83 68.0 47.6 | 203 49 19.1 44.8 35 160 13106 220 70 45.0 53.6 | 176 51 -3.9 50.8 36 150 13540 220 81 52.1 62.0 | 183 59 3.2 59.2 37 139 14021 225 81 57.3 57.3 | 189 55 8.4 54.5 38 133 14326 230 67 51.3 43.1 | 184 40 2.5 40.3 39 127 14630 225 71 50.2 50.2 | 182 47 1.4 47.4 40 115 15240 240 71 61.5 35.5 | 201 35 12.6 32.7 41 105 15850 265 61 60.8 5.3 | 258 12 11.9 2.5 42 100 16140 230 48 36.8 30.9 | 157 31 -12.1 28.0 43 100 16154 240 43 37.2 21.5 | 148 22 -11.6 18.7 44 95 16459 230 48 36.8 30.9 | 157 31 -12.1 28.0 45 91 16764 235 57 46.7 32.7 | 176 30 -2.2 29.9 46 78 17678 260 39 38.4 6.8 | 111 11 -10.4 4.0 47 75 17983 250 33 31.0 11.3 | 115 20 -17.8 8.5 48 70 18380 275 24 23.9 -2.1 | 79 25 -24.9 -4.9 49 68 18593 275 26 25.9 -2.3 | 78 24 -23.0 -5.1 50 64 18898 250 19 17.9 6.5 | 97 31 -31.0 3.7 51 56 19812 250 37 34.8 12.7 | 125 17 -14.1 9.8 52 50 20480 270 28 28.0 -0.0 | 82 21 -20.9 -2.8 53 48 20726 260 31 30.5 5.4 | 98 19 -18.3 2.6 54 44 21336 310 33 25.3 -21.2 | 44 34 -23.6 -24.0 55 39 21946 270 29 29.0 -0.0 | 82 20 -19.9 -2.8 56 38 22250 280 22 21.7 -3.8 | 76 28 -27.2 -6.6 57 36 22555 270 21 21.0 -0.0 | 84 28 -27.9 -2.8 58 34 22860 240 22 19.1 11.0 | 105 31 -29.8 8.2 59 31 23470 260 30 29.5 5.2 | 97 19 -19.3 2.4 60 30 23630 275 37 36.9 -3.2 | 63 13 -12.0 -6.0 61 29 23774 225 33 23.3 23.3 | 129 33 -25.5 20.5 62 28 24079 270 37 37.0 -0.0 | 77 12 -11.9 -2.8 63 25 24689 265 34 33.9 3.0 | 91 15 -15.0 0.2 64 24 24994 260 38 37.4 6.6 | 108 12 -11.4 3.8 65 22 25603 290 37 34.8 -12.7 | 42 21 -14.1 -15.5 66 21 25908 255 37 35.7 9.6 | 117 15 -13.1 6.8 67 20 26110 270 39 39.0 -0.0 | 74 10 -9.9 -2.8 68 18 26822 255 38 36.7 9.8 | 120 14 -12.1 7.0 69 16 27432 265 39 38.9 3.4 | 93 10 -10.0 0.6 70 15 27737 280 52 51.2 -9.0 | 349 12 2.4 -11.8 71 14 28346 255 46 44.4 11.9 | 154 10 -4.4 9.1 72 13 28956 270 32 32.0 -0.0 | 81 17 -16.9 -2.8 73 11 29870 255 58 56.0 15.0 | 210 14 7.2 12.2 74 10 30400 265 53 52.8 4.6 | 245 4 3.9 1.8 Wind Parameters Mean winds (0-6000m): 236.7 at 65.2 knts Storm direction: 266.7 at 48.9 knts Shear (0-3000m) pos: 5.2 neg: 3.3 tot: 8.5 10-3/s Storm rel Dir Shear (0-3000m): 82.1 deg Storm rel helicity (0-3000m) pos: 55.4 neg: -75.4 tot: -20.0 m^2/s^2 ave: -6.7 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 12.4 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 146.27 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 ------------------------------------------------------------------------------- 500 259 38 111 12| 31.2 0.0 31.2| 44.4 0.0 44.4 88.8 0.41| 31.5 12.8 1000 261 45 136 6| 15.6 4.2 19.8| 51.9 -7.9 44.0 44.0 0.33| 23.0 7.7 1500 257 49 175 8| 10.4 4.8 15.2| 54.0 -23.1 30.9 20.6 0.21| 18.6 3.9 2000 255 52 187 11| 7.8 5.0 12.9| 55.4 -29.6 25.8 12.9 0.17| 15.5 2.7 2500 253 53 188 13| 6.2 3.2 9.4| 55.4 -61.5 -6.1 -2.4 0.08| 13.7 1.0 3000 251 54 187 15| 5.2 3.3 8.5| 55.4 -75.4 -20.0 -6.7 0.04| 12.4 0.5 4000 247 56 187 19| 3.9 5.0 8.9| 95.1-101.7 -6.6 -1.6 0.06| 12.2 0.7 5000 241 60 188 26| 3.1 5.3 8.5|174.7-119.7 55.0 11.0 0.09| 11.3 1.0 6000 237 65 190 33| 2.6 5.9 8.5|197.7-133.7 64.0 10.7 0.08| 10.9 0.9 Wrote GIF file: /home/apache/climate/data/raob//CAYT/skewt/CAYT.skewt.20251221.00.gif