UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110312.upa.cvt Date: 1200Z 3 NOV 25 Searching for U2820... Searching the city database file for: U2820 ... Date:1200Z 3 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 ------------------------------------------------------------------------------- 0 1000 84 180 1 SFC 997 109 6.0 5.3 95 0.7 5.6 180 1 279.4 280.3 279.0 294.7 5.60 2 974 300 4.0 2.6 91 1.4 3.4 200 6 279.2 280.1 277.8 292.3 4.73 3 925 720 3.0 1.8 92 1.2 2.4 245 17 282.4 283.2 279.3 295.5 4.71 4 908 870 2.2 1.0 92 1.2 1.7 248 16 283.1 283.8 279.4 295.7 4.53 5 850 1402 1.6 0.8 94 0.8 1.3 260 13 287.8 288.7 282.0 301.4 4.77 6 812 1770 0.6 -0.3 94 0.9 0.2 258 15 290.6 291.4 283.0 303.9 4.61 7 768 2215 -2.3 -3.7 90 1.4 -2.9 255 17 292.1 292.8 282.7 303.2 3.78 8 764 2257 -2.7 -4.1 90 1.4 -3.3 255 17 292.1 292.8 282.5 302.9 3.69 9 732 2593 -7.5 -13.5 62 6.0 -9.4 252 19 290.4 290.8 279.6 296.0 1.84 10 726 2657 -7.1 -14.1 57 7.0 -9.2 252 19 291.6 291.9 280.0 296.9 1.77 11 721 2711 -6.9 -12.9 62 6.0 -8.8 252 20 292.4 292.7 280.6 298.3 1.96 12 720 2722 -6.9 -12.9 62 6.0 -8.8 251 20 292.5 292.8 280.6 298.4 1.97 13 717 2755 -7.1 -13.1 62 6.0 -9.0 251 20 292.6 293.0 280.7 298.5 1.94 14 710 2831 -7.5 -13.5 62 6.0 -9.4 251 20 293.0 293.3 280.8 298.7 1.90 15 700 2942 -5.9 -9.9 73 4.0 -7.4 250 21 296.0 296.4 282.9 303.7 2.57 16 680 3169 -5.5 -7.2 88 1.7 -6.2 247 23 298.9 299.5 284.8 308.8 3.27 17 671 3274 -6.1 -7.7 88 1.6 -6.7 246 23 299.3 299.9 284.9 309.0 3.19 18 670 3286 -6.1 -7.7 88 1.6 -6.7 246 23 299.5 300.0 285.0 309.2 3.20 19 565 4602 -13.9 -16.5 81 2.6 -14.7 231 33 305.2 305.6 285.7 311.2 1.86 20 500 5520 -20.1 -22.6 80 2.5 -20.7 220 40 308.5 308.8 286.2 312.6 1.24 21 448 6322 -25.7 -28.3 79 2.6 -26.2 225 42 311.3 311.5 286.8 314.1 0.83 22 400 7130 -32.7 -35.1 79 2.4 -33.0 230 44 312.5 312.6 286.8 314.2 0.48 23 300 9080 -50.1 -53.1 70 3.0 -50.2 240 50 314.7 314.8 287.1 315.1 0.09 24 276 9616 -54.9 -57.9 69 3.0 -54.9 240 55 315.4 315.4 287.3 315.6 0.06 25 250 10240 -59.3 -62.5 66 3.2 -59.3 240 60 317.9 317.9 288.1 318.0 0.03 26 229 10786 -63.5 -66.7 65 3.2 -63.6 240 62 319.6 319.6 288.6 319.7 0.02 27 218 11089 -63.7 -67.0 64 3.3 -63.7 244 65 323.8 323.8 289.9 323.9 0.02 28 200 11620 -63.1 -66.5 63 3.4 -63.1 250 69 332.8 332.8 292.5 332.9 0.02 29 189 11967 -62.8 -66.3 63 3.5 -62.9 250 69 338.7 338.7 294.0 338.8 0.03 30 176 12405 -62.5 -66.1 62 3.6 -62.6 253 63 346.2 346.2 295.8 346.3 0.03 31 169 12657 -59.7 -63.5 61 3.8 -59.8 255 59 354.9 354.9 297.7 355.1 0.04 32 166 12768 -59.5 -63.4 60 3.9 -59.6 256 57 357.1 357.1 298.1 357.3 0.05 33 150 13400 -60.3 -64.4 58 4.1 -60.4 260 48 366.2 366.2 299.9 366.4 0.04 34 109 15400 -58.9 -64.9 46 6.0 -59.1 272 33 403.8 403.9 305.7 404.1 0.06 35 100 15940 -59.9 -65.9 45 6.0 -60.1 275 29 412.0 412.0 306.8 412.3 0.05 36 70 18150 -62.1 -69.1 39 7.0 -62.3 290 31 451.5 451.5 311.0 451.8 0.05 37 65 18609 -61.7 -69.7 34 8.0 -62.0 289 30 462.1 462.1 312.0 462.4 0.05 38 55 19637 -64.3 -72.3 33 8.0 -64.5 286 28 478.7 478.7 313.4 479.0 0.04 39 50 20220 -64.1 -73.1 28 9.0 -64.4 285 27 492.4 492.4 314.4 492.7 0.04 40 44 20995 -67.1 -75.1 31 8.0 -67.3 290 28 503.4 503.4 315.2 503.6 0.03 41 30 23290 -69.3 -78.3 26 9.0 -69.5 305 31 555.7 555.7 318.4 555.9 0.03 42 20 25690 -72.5 -81.5 24 9.0 -72.7 295 38 614.2 614.3 321.2 614.4 0.03 43 16 26992 -75.3 -84.3 23 9.0 -75.5 645.6 645.6 322.5 645.7 0.02 44 14 27771 -72.9 -81.9 24 9.0 -73.2 678.9 678.9 323.7 679.1 0.03 45 11 29180 -74.5 -83.5 24 9.0 -74.8 721.5 721.5 325.1 721.8 0.03 TRP 229 10786 -63.5 -66.7 65 3.2 -63.6 240 62 319.6 319.6 288.6 319.7 0.02 WND 189 11967 -62.8 -66.3 63 3.5 -62.9 250 69 338.7 338.7 294.0 338.8 0.03 Sounding variables and indices 1000-500 mb thick: 5436.00 m Freezing level: 802.90 mb = 1862.11 m = 6109.21 ft Wetbulb zero: 809.23 mb = 1797.34 m = 5896.70 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 84.88 % Est. max temperature: 14.63 C = 58.34 F Sfc-Lift cond lev (LCL): 986.37 mb = 196.44 m = 644.49 ft T: 5.08 C 700-500 lapse rate: 5.51 C/km ThetaE index: 7.88 C Layer 768.0- 726.0 mb Conv cond level (CCL): 803.41 mb = 1855.03 m = 6085.98 ft Mean mixing ratio: 4.78 g/kg Conv temperature: 17.45 C = 63.40 F Cap Strength: 11.51 C Lifted Index: 12.87 C Risk: None Lifted Index @300 mb: 14.51 C Lifted Index @700 mb: 6.91 C Showalter Index: 7.89 C Risk: None Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 20.90 C K Index: 18.50 Risk: < 20 % chance of thunderstorms Sweat Index: 75.60 Risk: None Energy Index: 2.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.98 J/kg Max Up Vert Vel: 6.00 m/s Conv Inhibition (B-): 48863.93 J/kg Cap Strength: 12.70 C Lift Cond Lev (LCL): 928.19 mb = 692.01 m = 2270.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 at 18 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 ---------------------------------------------------------- 0 997 109 180 1 0.0 1.0 | 88 18 -18.1 -0.6 1 925 720 245 17 15.4 7.2 | 154 6 -2.7 5.6 2 850 1402 260 13 12.8 2.3 | 97 5 -5.3 0.6 3 700 2942 250 21 19.7 7.2 | 196 6 1.6 5.6 4 500 5520 220 40 25.7 30.6 | 195 30 7.6 29.0 5 400 7130 230 44 33.7 28.3 | 210 31 15.6 26.7 6 300 9080 240 50 43.3 25.0 | 227 34 25.2 23.4 7 250 10240 240 60 52.0 30.0 | 230 44 33.8 28.4 8 229 10786 240 62 53.7 31.0 | 230 46 35.6 29.4 9 200 11620 250 69 64.8 23.6 | 245 52 46.7 22.0 10 189 11967 250 69 64.8 23.6 | 245 52 46.7 22.0 11 150 13400 260 48 47.3 8.3 | 257 30 29.1 6.7 12 100 15940 275 29 28.9 -2.5 | 291 12 10.8 -4.1 13 70 18150 290 31 29.1 -10.6 | 318 16 11.0 -12.2 14 50 20220 285 27 26.1 -7.0 | 317 12 7.9 -8.6 15 30 23290 305 31 25.4 -17.8 | 339 21 7.3 -19.4 16 20 25690 295 38 34.4 -16.1 | 317 24 16.3 -17.7 Wind Parameters Mean winds (0-6000m): 234.9 at 24.3 knts Storm direction: 264.9 at 18.2 knts Shear (0-3000m) pos: 2.4 neg: 1.5 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 112.3 deg Storm rel helicity (0-3000m) pos: 60.4 neg: -6.4 tot: 53.9 m^2/s^2 ave: 18.0 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.48 Bulk Shear: 37.81 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 ------------------------------------------------------------------------------- 500 243 7 99 12| 13.9 0.0 13.9| 47.7 0.0 47.7 95.4 0.79| 15.6 12.4 1000 246 12 113 8| 7.4 0.0 7.4| 52.5 -3.6 48.9 48.9 0.52| 11.6 6.0 1500 250 12 112 7| 4.8 0.0 4.8| 53.3 -6.4 46.9 31.3 0.39| 8.9 3.5 2000 252 13 113 6| 3.6 0.7 4.3| 55.7 -6.4 49.2 24.6 0.44| 7.4 3.2 2500 252 14 120 5| 2.9 1.1 4.0| 58.0 -6.4 51.6 20.6 0.48| 6.5 3.1 3000 252 15 130 5| 2.4 1.5 3.9| 60.4 -6.4 53.9 18.0 0.48| 6.0 2.9 4000 248 18 162 5| 1.8 2.2 4.0| 61.9 -7.3 54.6 13.6 0.39| 5.6 2.2 5000 241 21 182 9| 1.4 2.7 4.2| 61.9 -20.3 41.6 8.3 0.28| 5.5 1.5 6000 235 24 188 12| 1.4 2.6 4.0| 85.2 -31.4 53.8 9.0 0.27| 5.2 1.4 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251103.12.gif