UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110900.upa.cvt Date: 0000Z 9 NOV 25 Searching for U2820... Searching the city database file for: U2820 ... Date:0000Z 9 NOV 25 Station: U2820 WMO ident: 22820 Latitude: 61.82 Longitude: 34.27 ------------------------------------------------------------------------------- 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 1001 109 1.0 -0.2 92 1.2 0.5 200 1 274.1 274.7 273.6 284.3 3.76 1 1000 117 0.2 -1.4 89 1.6 -0.4 200 1 273.4 273.9 272.7 282.7 3.45 2 993 173 -0.7 -2.4 88 1.7 -1.3 204 3 273.0 273.5 272.2 281.8 3.22 3 973 336 -1.3 -2.7 90 1.4 -1.9 214 7 274.0 274.5 272.8 282.8 3.22 4 959 452 1.8 0.4 90 1.4 1.2 221 11 278.3 279.0 276.4 289.6 4.10 5 957 469 2.4 0.6 88 1.8 1.6 223 11 279.0 279.7 276.9 290.5 4.17 6 925 744 2.4 -5.6 55 8.0 -0.7 240 19 281.8 282.2 276.4 289.5 2.72 7 898 983 1.8 -8.2 47 10.0 -1.9 236 19 283.5 283.9 276.7 290.2 2.29 8 891 1046 1.2 -9.8 44 11.0 -2.6 236 19 283.6 283.9 276.4 289.5 2.04 9 850 1423 -1.5 -7.5 64 6.0 -3.7 230 19 284.6 285.0 277.6 292.0 2.56 10 796 1942 -5.3 -7.8 83 2.5 -6.2 249 24 285.9 286.4 278.4 293.6 2.67 11 774 2163 -3.5 -4.7 91 1.2 -4.0 257 26 290.1 290.8 281.4 300.3 3.48 12 755 2359 -3.7 -4.4 95 0.7 -4.0 264 28 292.0 292.7 282.5 302.7 3.65 13 724 2690 -4.1 -4.9 94 0.8 -4.4 275 31 295.1 295.7 283.8 306.0 3.67 14 700 2955 -5.5 -7.0 89 1.5 -6.1 285 33 296.4 297.0 283.8 306.1 3.23 15 526 5144 -19.3 -21.2 85 1.9 -19.7 285 37 305.1 305.3 285.1 309.4 1.34 16 500 5520 -22.3 -24.8 80 2.5 -22.8 285 38 305.9 306.0 285.0 309.2 1.02 17 400 7110 -35.1 -38.4 72 3.3 -35.4 295 44 309.4 309.4 285.5 310.6 0.35 18 300 9050 -49.9 -53.3 67 3.4 -50.0 295 66 315.0 315.0 287.2 315.4 0.09 19 283 9428 -53.5 -57.0 65 3.5 -53.6 299 68 315.2 315.2 287.2 315.4 0.06 20 281 9474 -53.7 -57.1 65 3.5 -53.7 300 68 315.6 315.6 287.3 315.8 0.06 21 250 10220 -56.3 -59.6 66 3.3 -56.3 295 62 322.4 322.4 289.5 322.6 0.05 22 224 10911 -59.7 -63.1 64 3.4 -59.7 300 62 327.4 327.4 291.0 327.6 0.04 23 204 11496 -58.5 -61.9 65 3.4 -58.6 300 62 338.2 338.2 293.9 338.4 0.05 24 200 11620 -58.7 -62.2 64 3.5 -58.7 300 62 339.8 339.8 294.3 340.0 0.04 25 150 13430 -58.9 -62.9 60 4.0 -59.0 310 54 368.6 368.6 300.4 368.8 0.05 26 138 13956 -57.9 -62.1 59 4.2 -58.0 309 54 379.3 379.3 302.2 379.6 0.07 27 100 15960 -64.3 -69.1 52 4.8 -64.4 305 52 403.5 403.5 305.7 403.7 0.03 28 95 16273 -65.3 -70.0 52 4.7 -65.4 305 51 407.5 407.5 306.2 407.7 0.03 29 81 17244 -64.9 -69.8 51 4.9 -65.0 305 48 427.3 427.3 308.6 427.5 0.04 30 70 18130 -66.9 -71.9 49 5.0 -67.0 305 46 441.3 441.3 310.0 441.4 0.03 31 50 20140 -70.1 -75.1 48 5.0 -70.2 315 48 478.3 478.3 313.3 478.5 0.03 32 42 21168 -73.7 -79.7 39 6.0 -73.7 493.8 493.8 314.5 493.9 0.02 33 35 22235 -73.1 -79.1 40 6.0 -73.2 521.8 521.8 316.4 522.0 0.02 TRP 224 10911 -59.7 -63.1 64 3.4 -59.7 300 62 327.4 327.4 291.0 327.6 0.04 WND 281 9474 -53.7 -57.1 65 3.5 -53.7 300 68 315.6 315.6 287.3 315.8 0.06 Sounding variables and indices 1000-500 mb thick: 5403.00 m Freezing level: 998.44 mb = 129.50 m = 424.88 ft Freezing level: 967.13 mb = 384.57 m = 1261.70 ft Freezing level: 872.78 mb = 1213.57 m = 3981.48 ft Wetbulb zero: 1000.48 mb = 113.16 m = 371.26 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 81.41 % Est. max temperature: 11.48 C = 52.67 F Sfc-Lift cond lev (LCL): 982.35 mb = 259.38 m = 850.96 ft T: -1.02 C 700-500 lapse rate: 6.55 C/km ThetaE index: 2.52 C Layer 1000.0- 973.0 mb Conv cond level (CCL): 669.07 mb = 3301.16 m = 10830.43 ft Mean mixing ratio: 3.21 g/kg Conv temperature: 24.74 C = 76.53 F Cap Strength: 15.72 C Lifted Index: 15.94 C Risk: None Lifted Index @300 mb: 19.63 C Lifted Index @700 mb: 11.88 C Showalter Index: 12.48 C Risk: None Total Totals Index: 35.60 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 14.80 C K Index: 11.80 Risk: None Sweat Index: 203.39 Risk: None Energy Index: 3.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 50.30 J/kg Max Up Vert Vel: 10.03 m/s Conv Inhibition (B-): 35851.04 J/kg Cap Strength: 15.85 C Lift Cond Lev (LCL): 888.48 mb = 1068.67 m = 3506.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 306 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 1001 109 200 1 0.3 0.9 | 129 22 -17.2 13.8 1 1000 117 200 1 0.3 0.9 | 129 22 -17.2 13.8 2 925 744 240 19 16.5 9.5 | 177 22 -1.1 22.4 3 850 1423 230 19 14.6 12.2 | 173 25 -3.0 25.1 4 700 2955 285 33 31.9 -8.5 | 253 15 14.3 4.3 5 500 5520 285 38 36.7 -9.8 | 261 19 19.1 3.0 6 400 7110 295 44 39.9 -18.6 | 284 23 22.3 -5.7 7 300 9050 295 66 59.8 -27.9 | 290 45 42.3 -15.0 8 281 9474 300 68 58.9 -34.0 | 297 46 41.3 -21.1 9 250 10220 295 62 56.2 -26.2 | 289 41 38.6 -13.3 10 224 10911 300 62 53.7 -31.0 | 297 40 36.1 -18.1 11 200 11620 300 62 53.7 -31.0 | 297 40 36.1 -18.1 12 150 13430 310 54 41.4 -34.7 | 313 32 23.8 -21.8 13 100 15960 305 52 42.6 -29.8 | 304 30 25.0 -17.0 14 70 18130 305 46 37.7 -26.4 | 304 24 20.1 -13.5 15 50 20140 315 48 33.9 -33.9 | 322 27 16.4 -21.1 Wind Parameters Mean winds (0-6000m): 276.2 at 29.0 knts Storm direction: 306.2 at 21.8 knts Shear (0-3000m) pos: 5.7 neg: 0.0 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 125.0 deg Storm rel helicity (0-3000m) pos: 255.4 neg: -9.4 tot: 246.0 m^2/s^2 ave: 82.0 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 7.6 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.64 Bulk Shear: 78.09 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 ------------------------------------------------------------------------------- 500 229 8 147 21| 14.7 0.0 14.7| 90.0 0.0 90.0 180.0 0.99| 15.4 15.2 1000 238 13 162 21| 9.4 0.0 9.4|116.8 -4.4 112.4 112.4 0.89| 10.7 9.5 1500 236 15 167 22| 6.8 0.0 6.8|134.1 -9.4 124.7 83.2 0.81| 8.6 7.0 2000 239 17 173 22| 6.4 0.0 6.4|180.4 -9.4 171.0 85.5 0.84| 8.7 7.3 2500 248 19 181 20| 6.1 0.0 6.1|224.6 -9.4 215.2 86.1 0.85| 8.9 7.6 3000 258 21 191 18| 5.7 0.0 5.7|255.4 -9.4 246.0 82.0 0.87| 8.8 7.6 4000 268 24 206 16| 4.3 0.3 4.5|259.5 -9.4 250.1 62.5 0.86| 6.8 5.9 5000 273 27 219 15| 3.4 0.4 3.8|263.6 -9.4 254.2 50.8 0.84| 5.7 4.8 6000 276 29 229 15| 3.1 0.3 3.4|281.9 -9.4 272.5 45.4 0.84| 5.1 4.3 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251109.00.gif