UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for U2845... Searching the city database file for: U2845 ... Date:0000Z 4 DEC 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1006 126 0.2 -1.1 91 1.3 -0.3 250 5 272.9 273.5 272.5 282.4 3.50 1 1000 174 -1.3 -3.6 84 2.3 -2.1 250 5 271.9 272.3 271.0 279.8 2.92 2 938 682 -3.9 -5.7 87 1.8 -4.6 271 16 274.2 274.7 272.1 281.6 2.66 3 925 792 -3.9 -5.6 88 1.7 -4.5 275 19 275.3 275.8 272.8 282.8 2.72 4 898 1026 -3.9 -5.5 89 1.6 -4.5 279 20 277.7 278.1 274.3 285.5 2.82 5 850 1457 -6.7 -8.7 86 2.0 -7.4 285 23 279.1 279.5 274.4 285.7 2.33 6 849 1466 -6.9 -8.9 86 2.0 -7.5 285 23 279.0 279.4 274.3 285.5 2.29 7 845 1503 -6.7 -8.7 86 2.0 -7.4 285 23 279.6 280.0 274.7 286.2 2.34 8 840 1550 -4.1 -5.9 87 1.8 -4.8 284 23 282.8 283.3 277.2 291.1 2.93 9 836 1587 -6.3 -8.1 87 1.8 -6.9 284 24 280.9 281.3 275.6 287.9 2.48 10 833 1615 -7.5 -9.7 84 2.2 -8.2 284 24 279.9 280.3 274.6 286.2 2.19 11 825 1690 -5.9 -11.9 63 6.0 -7.7 283 24 282.4 282.7 275.5 287.8 1.86 12 815 1787 -2.1 -14.1 39 12.0 -5.8 283 24 287.4 287.7 277.7 292.1 1.57 13 812 1816 -0.7 -13.7 37 13.0 -4.9 283 24 289.2 289.5 278.6 294.1 1.63 14 778 2157 -1.1 -23.1 17 22.0 -6.8 280 26 292.3 292.4 279.0 294.7 0.76 15 733 2630 -3.3 -15.3 39 12.0 -7.1 277 28 294.9 295.2 281.3 299.8 1.59 16 707 2916 -3.5 -19.5 28 16.0 -8.1 276 29 297.8 298.0 281.9 301.4 1.15 17 700 2994 -4.3 -20.3 27 16.0 -8.8 275 29 297.7 297.9 281.8 301.2 1.09 18 699 3005 -4.3 -20.3 27 16.0 -8.8 275 29 297.8 298.0 281.9 301.3 1.09 19 601 4178 -13.3 -20.3 56 7.0 -15.1 277 35 300.6 300.8 283.2 304.6 1.27 20 588 4344 -14.1 -20.1 60 6.0 -15.6 278 36 301.5 301.8 283.7 305.7 1.32 21 570 4580 -14.5 -20.5 60 6.0 -16.0 278 37 303.8 304.0 284.5 308.0 1.31 22 545 4919 -17.1 -26.1 46 9.0 -19.0 279 39 304.6 304.7 284.3 307.3 0.83 23 500 5560 -22.5 -27.5 64 5.0 -23.4 280 42 305.6 305.8 284.7 308.3 0.80 24 460 6164 -26.9 -30.0 75 3.1 -27.4 276 40 307.5 307.6 285.2 309.8 0.69 25 400 7150 -35.1 -39.5 64 4.4 -35.5 270 36 309.4 309.4 285.5 310.5 0.31 26 300 9090 -50.1 -54.4 60 4.3 -50.3 265 36 314.7 314.8 287.1 315.0 0.08 27 278 9584 -54.5 -58.9 58 4.4 -54.6 267 36 315.3 315.3 287.2 315.5 0.05 28 250 10260 -58.7 -63.2 56 4.5 -58.7 270 35 318.8 318.8 288.4 318.9 0.03 29 200 11630 -67.7 -72.4 51 4.7 -67.7 255 44 325.5 325.5 290.5 325.6 0.01 30 178 12325 -71.7 -76.3 50 4.6 -71.7 255 44 330.0 330.0 291.7 330.1 0.01 31 168 12668 -70.3 -74.8 51 4.5 -70.3 260 43 337.9 337.9 293.8 337.9 0.01 32 162 12884 -70.7 -75.1 52 4.4 -70.7 263 42 340.7 340.7 294.5 340.8 0.01 33 161 12921 -69.3 -74.0 50 4.7 -69.4 264 42 343.7 343.7 295.2 343.7 0.01 34 150 13350 -63.7 -68.6 51 4.9 -63.8 270 40 360.3 360.4 298.8 360.5 0.02 35 149 13391 -62.7 -67.7 51 5.0 -62.8 270 40 362.8 362.8 299.2 362.9 0.03 36 129 14279 -61.7 -66.6 52 4.9 -61.8 281 36 379.8 379.8 302.2 380.0 0.04 37 109 15312 -64.7 -69.6 51 4.9 -64.8 294 31 392.9 392.9 304.2 393.1 0.03 38 104 15600 -62.7 -67.7 51 5.0 -62.8 297 30 402.0 402.1 305.5 402.3 0.04 39 100 15840 -64.1 -69.1 50 5.0 -64.2 300 29 403.9 403.9 305.7 404.1 0.03 40 95 16151 -66.5 -71.5 49 5.0 -66.6 299 30 405.1 405.1 305.9 405.3 0.03 41 89 16545 -66.9 -71.9 49 5.0 -67.0 298 30 412.0 412.0 306.7 412.1 0.03 42 80 17190 -65.5 -70.5 50 5.0 -65.6 297 32 427.6 427.6 308.6 427.8 0.04 43 73 17745 -66.3 -72.3 43 6.0 -66.4 296 33 437.3 437.3 309.6 437.4 0.03 44 70 18000 -63.7 -69.7 44 6.0 -63.8 295 33 448.1 448.1 310.7 448.4 0.05 45 56 19354 -69.1 -75.1 41 6.0 -69.2 295 29 465.3 465.3 312.3 465.5 0.03 46 53 19683 -70.1 -76.1 41 6.0 -70.2 295 28 470.4 470.4 312.7 470.5 0.02 47 50 20030 -70.3 -76.3 41 6.0 -70.4 295 27 477.8 477.8 313.3 478.0 0.02 48 38 21653 -71.5 -77.5 40 6.0 -71.6 292 31 513.8 513.8 315.9 513.9 0.03 49 30 23030 -76.5 -82.5 38 6.0 -76.6 290 35 536.1 536.1 317.3 536.2 0.01 50 28 23427 -76.5 -82.5 38 6.0 -76.6 546.8 546.8 317.9 546.9 0.02 TRP 178 12325 -71.7 -76.3 50 4.6 -71.7 255 44 330.0 330.0 291.7 330.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5386.00 m Freezing level: 1005.20 mb = 132.60 m = 435.05 ft Wetbulb zero: Below ground Precipitable water: 0.38 inches Sfc-500 mean rel hum: 55.32 % Est. max temperature: 6.27 C = 43.28 F Sfc-Lift cond lev (LCL): 985.68 mb = 288.47 m = 946.40 ft T: -1.89 C 700-500 lapse rate: 7.09 C/km ThetaE index: 4.98 C Layer 836.0- 825.0 mb Conv cond level (CCL): 857.69 mb = 1386.32 m = 4548.24 ft Mean mixing ratio: 2.79 g/kg Conv temperature: 6.21 C = 43.19 F Cap Strength: 20.15 C Lifted Index: 20.25 C Risk: None Lifted Index @300 mb: 23.56 C Lifted Index @700 mb: 17.24 C Showalter Index: 16.97 C Risk: None Total Totals Index: 29.60 C Risk: None Vertical Totals Index: 15.80 C Cross Totals Index: 13.80 C K Index: -8.90 Risk: None Sweat Index: 88.00 Risk: None Energy Index: 4.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.47 J/kg Max Up Vert Vel: 5.91 m/s Conv Inhibition (B-): 38309.99 J/kg Cap Strength: 20.21 C Lift Cond Lev (LCL): 926.23 mb = 781.53 m = 2564.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 308 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 1006 126 250 5 4.7 1.7 | 140 20 -12.7 15.4 1 1000 174 250 5 4.7 1.7 | 140 20 -12.7 15.4 2 925 792 275 19 18.9 -1.7 | 187 12 1.6 12.0 3 850 1457 285 23 22.2 -6.0 | 212 9 4.9 7.7 4 700 2994 275 29 28.9 -2.5 | 226 16 11.5 11.1 5 500 5560 280 42 41.4 -7.3 | 255 25 24.0 6.3 6 400 7150 270 36 36.0 -0.0 | 234 23 18.6 13.6 7 300 9090 265 36 35.9 3.1 | 228 25 18.5 16.8 8 250 10260 270 35 35.0 -0.0 | 232 22 17.6 13.6 9 200 11630 255 44 42.5 11.4 | 225 35 25.1 25.0 10 178 12325 255 44 42.5 11.4 | 225 35 25.1 25.0 11 150 13350 270 40 40.0 -0.0 | 239 26 22.6 13.6 12 100 15840 300 29 25.1 -14.5 | 276 8 7.8 -0.9 13 70 18000 295 33 29.9 -13.9 | 271 13 12.5 -0.3 14 50 20030 295 27 24.5 -11.4 | 253 7 7.1 2.2 15 30 23030 290 35 32.9 -12.0 | 264 16 15.5 1.7 Wind Parameters Mean winds (0-6000m): 278.2 at 29.4 knts Storm direction: 308.2 at 22.1 knts Shear (0-3000m) pos: 3.4 neg: 1.2 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 87.6 deg Storm rel helicity (0-3000m) pos: 77.7 neg: 0.0 tot: 77.7 m^2/s^2 ave: 25.9 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.32 Bulk Shear: 54.49 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 ------------------------------------------------------------------------------- 500 263 10 152 17| 10.9 0.0 10.9| 41.5 0.0 41.5 83.1 0.85| 11.1 9.4 1000 273 14 167 13| 8.7 0.0 8.7| 60.7 0.0 60.7 60.7 0.85| 9.1 7.7 1500 278 17 177 11| 6.8 0.0 6.8| 68.0 0.0 68.0 45.3 0.84| 7.2 6.1 2000 279 19 187 11| 5.1 0.6 5.7| 71.2 0.0 71.2 35.6 0.81| 6.1 4.9 2500 279 20 195 11| 4.1 1.0 5.1| 73.8 0.0 73.8 29.5 0.76| 5.4 4.1 3000 278 22 202 11| 3.4 1.2 4.6| 77.7 0.0 77.7 25.9 0.73| 4.9 3.5 4000 278 24 213 12| 3.2 0.9 4.1| 97.3 0.0 97.3 24.3 0.74| 4.3 3.2 5000 278 27 223 14| 3.1 0.7 3.8|118.2 0.0 118.2 23.6 0.73| 4.0 2.9 6000 278 29 231 15| 2.7 0.6 3.4|127.0 -20.1 106.9 17.8 0.61| 3.8 2.3 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20251204.00.gif