UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for U7730... Searching the city database file for: U7730 ... Date:0000Z 13 OCT 25 Station: U7730 WMO ident: 27730 Latitude: 54.63 Longitude: 39.70 ------------------------------------------------------------------------------- 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 -2 SFC 981 155 5.6 2.9 83 2.7 4.3 160 7 280.3 281.1 278.4 293.5 4.80 2 956 366 5.6 4.1 90 1.5 4.9 171 17 282.4 283.3 280.1 297.2 5.37 3 937 530 3.2 1.7 90 1.5 2.5 180 24 281.5 282.3 278.8 294.4 4.61 4 925 634 2.6 1.4 92 1.2 2.1 185 29 282.0 282.8 279.0 294.7 4.57 5 889 956 1.6 0.5 92 1.1 1.1 171 28 284.2 284.9 279.8 296.7 4.46 6 887 974 0.2 -1.0 92 1.2 -0.3 170 28 282.9 283.6 278.7 294.1 4.00 7 868 1148 0.0 -1.3 91 1.3 -0.6 162 27 284.4 285.1 279.4 295.8 4.00 8 850 1316 -2.3 -4.1 87 1.8 -3.0 155 27 283.7 284.3 278.2 293.2 3.32 9 844 1372 -2.3 -4.1 87 1.8 -3.0 156 27 284.3 284.9 278.5 293.8 3.34 10 840 1410 -4.1 -5.6 89 1.5 -4.7 157 27 282.8 283.3 277.3 291.3 2.99 11 823 1572 -3.5 -4.6 92 1.1 -3.9 161 27 285.1 285.7 278.9 294.5 3.30 12 700 2842 -8.5 -9.4 93 0.9 -8.8 190 29 293.1 293.5 281.8 301.1 2.68 13 690 2953 -8.5 -9.4 93 0.9 -8.8 191 29 294.3 294.8 282.4 302.4 2.72 14 686 2998 -9.9 -10.8 93 0.9 -10.2 191 29 293.2 293.6 281.5 300.5 2.44 15 581 4258 -16.5 -18.0 88 1.5 -16.9 201 32 299.8 300.1 283.3 304.8 1.60 16 569 4413 -18.3 -19.6 89 1.3 -18.6 202 33 299.4 299.7 283.0 303.9 1.42 17 548 4691 -21.5 -23.4 85 1.9 -21.9 205 33 298.9 299.1 282.3 302.3 1.06 18 526 4992 -21.7 -23.7 84 2.0 -22.1 207 34 302.2 302.4 283.7 305.6 1.07 19 500 5360 -27.5 -29.9 80 2.4 -27.8 210 35 299.5 299.6 282.0 301.6 0.64 20 457 6002 -32.7 -35.8 74 3.1 -33.0 208 30 300.8 300.9 282.3 302.1 0.39 21 422 6562 -35.7 -38.9 72 3.2 -36.0 206 26 303.9 304.0 283.4 305.0 0.31 22 418 6628 -38.1 -41.5 70 3.4 -38.4 206 25 301.7 301.7 282.4 302.5 0.24 23 400 6930 -40.9 -44.5 68 3.6 -41.1 205 23 301.8 301.9 282.4 302.5 0.18 24 392 7067 -41.5 -45.0 69 3.5 -41.7 206 26 302.8 302.8 282.8 303.4 0.18 25 380 7277 -45.3 -49.4 63 4.1 -45.4 207 30 300.5 300.5 281.7 300.9 0.11 26 356 7708 -49.3 -53.7 60 4.4 -49.4 210 40 300.8 300.8 281.8 301.0 0.07 27 329 8227 -47.5 -53.6 50 6.1 -47.7 250 64 310.0 310.1 285.4 310.3 0.08 28 300 8840 -45.5 -53.5 40 8.0 -45.8 245 46 321.2 321.2 289.2 321.6 0.09 29 283 9231 -44.7 -54.7 32 10.0 -45.1 240 45 327.8 327.8 291.2 328.1 0.08 30 250 10060 -45.7 -57.7 25 12.0 -46.2 230 42 338.1 338.1 293.9 338.4 0.06 31 244 10221 -47.3 -60.3 21 13.0 -47.7 232 41 338.1 338.1 293.9 338.3 0.05 32 241 10303 -47.3 -60.3 21 13.0 -47.7 232 40 339.3 339.3 294.2 339.5 0.05 33 200 11540 -45.3 -59.3 19 14.0 -45.9 245 31 361.0 361.1 299.0 361.3 0.06 34 195 11709 -44.7 -59.7 17 15.0 -45.4 241 30 364.6 364.6 299.7 364.9 0.06 35 150 13440 -50.3 -66.3 13 16.0 -50.8 200 21 383.4 383.4 302.8 383.6 0.03 36 145 13660 -51.9 -67.9 13 16.0 -52.4 201 20 384.4 384.4 302.9 384.5 0.03 37 100 16050 -54.9 -70.9 12 16.0 -55.4 210 15 421.7 421.7 307.9 421.8 0.03 38 90 16720 -58.1 -74.1 11 16.0 -58.5 220 13 428.2 428.2 308.6 428.3 0.02 39 88 16861 -58.3 -74.3 11 16.0 -58.7 223 13 430.5 430.5 308.9 430.6 0.02 40 70 18300 -59.3 -75.3 11 16.0 -59.7 245 9 457.5 457.5 311.5 457.6 0.02 41 50 20390 -61.5 -77.5 10 16.0 -61.9 245 7 498.6 498.6 314.8 498.7 0.02 42 47 20773 -62.1 -79.1 9 17.0 -62.6 251 7 506.0 506.0 315.4 506.1 0.02 43 44 21180 -62.1 -78.1 10 16.0 -62.6 258 6 515.7 515.7 316.0 515.8 0.02 44 36 22427 -59.5 -74.5 13 15.0 -60.2 277 6 552.8 552.9 318.3 553.1 0.04 45 30 23560 -62.1 -76.1 14 14.0 -62.7 295 5 575.3 575.4 319.5 575.6 0.04 46 28 23988 -62.9 -76.9 13 14.0 -63.5 293 7 584.6 584.6 319.9 584.9 0.04 47 26 24448 -60.7 -74.7 14 14.0 -61.6 291 9 603.4 603.4 320.8 603.8 0.06 48 20 26080 -62.3 -75.3 16 13.0 -63.1 285 17 645.5 645.5 322.5 646.0 0.07 49 18 26731 -61.9 -75.9 14 14.0 -62.9 666.5 666.5 323.3 667.1 0.07 50 18 26731 -61.1 -75.1 14 14.0 -62.2 669.0 669.0 323.4 669.7 0.08 51 16 27469 -57.3 -72.3 13 15.0 -59.1 704.3 704.4 324.6 705.5 0.14 52 11 29852 -54.9 -68.9 16 14.0 -57.8 792.7 792.9 327.1 795.9 0.32 TRP 356 7708 -49.3 -53.7 60 4.4 -49.4 210 40 300.8 300.8 281.8 301.0 0.07 WND 329 8227 -47.5 -53.6 50 6.1 -47.7 250 64 310.0 310.1 285.4 310.3 0.08 Sounding variables and indices 1000-500 mb thick: 5362.00 m Freezing level: 868.00 mb = 1148.18 m = 3766.95 ft Wetbulb zero: 887.47 mb = 969.67 m = 3181.28 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 89.72 % Est. max temperature: 9.31 C = 48.76 F Sfc-Lift cond lev (LCL): 941.08 mb = 494.18 m = 1621.30 ft T: 3.72 C 700-500 lapse rate: 7.55 C/km ThetaE index: 2.88 C Layer 937.0- 925.0 mb Conv cond level (CCL): 888.48 mb = 960.46 m = 3151.09 ft Mean mixing ratio: 4.71 g/kg Conv temperature: 9.12 C = 48.42 F Cap Strength: 7.34 C Lifted Index: 4.71 C Risk: None Lifted Index @300 mb: 18.35 C Lifted Index @700 mb: 3.67 C Showalter Index: 6.35 C Risk: None Total Totals Index: 48.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.20 C Cross Totals Index: 23.40 C K Index: 20.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 216.39 Risk: None Energy Index: 1.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.08 J/kg Max Up Vert Vel: 6.34 m/s Conv Inhibition (B-): 11.45 J/kg Cap Strength: 7.02 C Lift Cond Lev (LCL): 909.12 mb = 774.35 m = 2540.49 ft Lev Free Conv (LFC): 854.12 mb = 1277.26 m = 4190.43 ft Equ Level (EL): 814.12 mb = 1656.94 m = 5436.08 ft B at Equ Level: 19.52 J/kg Max Parcel Lev (MPL): 754.12 mb = 2257.64 m = 7406.86 ft Wind level data Storm motion: 222 at 22 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 ---------------------------------------------------------- 0 981 155 160 7 -2.4 6.6 | 60 20 -17.1 -9.9 1 925 634 185 29 2.5 28.9 | 135 17 -12.2 12.4 2 850 1316 155 27 -11.4 24.5 | 107 27 -26.2 8.0 3 700 2842 190 29 5.0 28.6 | 141 15 -9.7 12.1 4 500 5360 210 35 17.5 30.3 | 191 14 2.8 13.8 5 400 6930 205 23 9.7 20.8 | 131 7 -5.0 4.3 6 356 7708 210 40 20.0 34.6 | 196 19 5.3 18.1 7 329 8227 250 64 60.1 21.9 | 263 46 45.4 5.4 8 300 8840 245 46 41.7 19.4 | 264 27 26.9 2.9 9 250 10060 230 42 32.2 27.0 | 239 20 17.4 10.5 10 200 11540 245 31 28.1 13.1 | 284 14 13.3 -3.4 11 150 13440 200 21 7.2 19.7 | 113 8 -7.6 3.2 12 100 16050 210 15 7.5 13.0 | 64 8 -7.2 -3.5 13 70 18300 245 9 8.2 3.8 | 27 14 -6.6 -12.7 14 50 20390 245 7 6.3 3.0 | 32 16 -8.4 -13.5 15 30 23560 295 5 4.5 -2.1 | 29 21 -10.2 -18.6 16 20 26080 285 17 16.4 -4.4 | 355 21 1.7 -20.9 Wind Parameters Mean winds (0-6000m): 191.8 at 29.5 knts Storm direction: 221.8 at 22.1 knts Shear (0-3000m) pos: 5.4 neg: 1.9 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 86.5 deg Storm rel helicity (0-3000m) pos: 179.9 neg: -61.0 tot: 118.9 m^2/s^2 ave: 39.6 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 4.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.06 Bulk Shear: 18.99 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 ------------------------------------------------------------------------------- 500 180 18 98 15| 23.4 0.0 23.4|105.6 0.0 105.6 211.2 0.98| 24.0 23.5 1000 176 23 113 18| 11.7 5.6 17.3|105.6 -45.5 60.1 60.1 0.43| 17.6 7.6 1500 170 25 112 21| 7.8 3.7 11.6|122.4 -61.0 61.4 40.9 0.37| 13.9 5.2 2000 170 25 114 21| 6.7 2.8 9.5|146.8 -61.0 85.8 42.9 0.41| 11.9 4.9 2500 172 26 117 21| 6.0 2.2 8.3|167.4 -61.0 106.4 42.5 0.45| 10.7 4.8 3000 175 27 120 20| 5.4 1.9 7.3|179.9 -61.0 118.9 39.6 0.47| 9.5 4.5 4000 181 28 128 18| 4.6 1.4 6.0|198.3 -61.0 137.3 34.3 0.51| 7.8 4.0 5000 187 29 138 16| 4.1 1.1 5.2|217.4 -61.0 156.4 31.3 0.55| 6.7 3.7 6000 192 30 145 15| 3.3 1.2 4.5|221.3 -72.9 148.5 24.7 0.46| 6.2 2.9 Wrote GIF file: /home/apache/climate/data/raob//U7730/skewt/U7730.skewt.20251013.00.gif