UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010812.upa.cvt Date: 1200Z 8 JAN 26 Searching for U7730... Searching the city database file for: U7730 ... Date:1200Z 8 JAN 26 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 86 30 3 SFC 991 158 -3.1 -3.5 97 0.4 -3.3 30 3 270.7 271.2 270.4 278.8 2.97 2 965 368 -4.9 -6.6 88 1.7 -5.5 55 3 271.0 271.4 269.7 277.6 2.41 3 954 459 -1.9 -3.2 91 1.3 -2.4 66 3 274.9 275.5 273.2 283.6 3.16 4 925 704 -3.1 -3.8 95 0.7 -3.4 95 3 276.1 276.7 273.9 284.7 3.12 5 890 1011 -4.1 -5.1 93 1.0 -4.5 147 14 278.2 278.7 274.8 286.4 2.93 6 854 1340 -0.9 -1.6 95 0.7 -1.2 204 26 284.8 285.5 279.6 296.1 3.98 7 850 1378 -0.7 -1.3 96 0.6 -1.0 210 27 285.4 286.1 280.0 297.0 4.09 8 801 1852 -1.3 -1.9 96 0.6 -1.6 216 30 289.7 290.4 282.0 301.7 4.15 9 700 2915 -6.9 -8.2 90 1.3 -7.4 230 36 294.8 295.4 282.8 303.7 2.94 10 639 3617 -11.3 -12.8 89 1.5 -11.8 226 36 297.6 298.0 283.2 304.5 2.23 11 500 5440 -25.9 -28.9 76 3.0 -26.3 215 36 301.5 301.6 282.9 303.8 0.70 12 499 5455 -26.1 -29.1 76 3.0 -26.6 215 36 301.4 301.5 282.8 303.7 0.69 13 400 7010 -40.7 -43.7 73 3.0 -40.9 235 33 302.1 302.1 282.5 302.8 0.20 14 302 8848 -59.1 -62.4 65 3.3 -59.2 235 36 301.5 301.5 282.0 301.6 0.03 15 300 8890 -59.1 -62.4 65 3.3 -59.2 235 36 302.0 302.0 282.3 302.1 0.03 16 274 9453 -63.5 -66.7 65 3.2 -63.5 228 40 303.6 303.6 282.8 303.7 0.02 17 266 9634 -65.9 -69.1 64 3.2 -65.9 225 41 302.7 302.7 282.5 302.7 0.01 18 250 10010 -67.1 -70.0 67 2.9 -67.1 220 44 306.3 306.3 284.0 306.4 0.01 19 249 10034 -67.1 -70.0 67 2.9 -67.1 220 44 306.7 306.7 284.1 306.7 0.01 20 238 10306 -69.9 -73.2 62 3.3 -69.9 215 48 306.4 306.4 284.0 306.5 0.01 21 200 11350 -67.1 -70.1 66 3.0 -67.1 245 48 326.5 326.5 290.7 326.6 0.02 22 179 12022 -63.9 -67.4 62 3.5 -64.0 245 49 342.3 342.3 294.9 342.4 0.02 23 150 13100 -64.1 -67.8 60 3.7 -64.1 245 50 359.7 359.7 298.7 359.8 0.03 24 100 15560 -65.4 -69.3 58 3.9 -65.4 250 62 401.4 401.5 305.4 401.6 0.03 25 84 16617 -65.9 -69.9 57 4.0 -66.0 252 67 420.9 420.9 307.9 421.1 0.04 26 70 17720 -66.5 -70.7 55 4.2 -66.6 255 73 442.1 442.1 310.1 442.3 0.04 27 50 19760 -66.7 -71.4 51 4.7 -66.8 250 87 486.3 486.3 314.0 486.6 0.05 28 44 20532 -67.3 -72.1 50 4.8 -67.4 502.9 503.0 315.2 503.3 0.05 29 39 21267 -62.9 -67.9 51 5.0 -63.1 531.7 531.8 317.1 532.4 0.11 30 33 22293 -64.1 -69.1 50 5.0 -64.4 554.6 554.6 318.4 555.3 0.11 31 32 22483 -61.1 -66.1 51 5.0 -61.5 567.5 567.6 319.1 568.7 0.16 TRP 238 10306 -69.9 -73.2 62 3.3 -69.9 215 48 306.4 306.4 284.0 306.5 0.01 WND 100 15560 -65.4 -69.3 58 3.9 -65.4 250 62 401.4 401.5 305.4 401.6 0.03 Sounding variables and indices 1000-500 mb thick: 5354.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.57 inches Sfc-500 mean rel hum: 88.95 % Est. max temperature: 12.28 C = 54.11 F Sfc-Lift cond lev (LCL): 984.64 mb = 208.56 m = 684.25 ft T: -3.54 C 700-500 lapse rate: 7.52 C/km ThetaE index: 1.20 C Layer 965.0- 954.0 mb Conv cond level (CCL): 981.45 mb = 234.22 m = 768.42 ft Mean mixing ratio: 2.95 g/kg Conv temperature: -3.00 C = 26.59 F Cap Strength: 14.96 C Lifted Index: 15.86 C Risk: None Lifted Index @300 mb: 13.68 C Lifted Index @700 mb: 13.73 C Showalter Index: 5.16 C Risk: None Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.20 C Cross Totals Index: 24.60 C K Index: 22.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 141.89 Risk: None Energy Index: 1.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.25 J/kg Max Up Vert Vel: 8.28 m/s Conv Inhibition (B-): 37238.54 J/kg Cap Strength: 15.82 C Lift Cond Lev (LCL): 925.08 mb = 703.28 m = 2307.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 251 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 ---------------------------------------------------------- 0 991 158 30 3 -1.5 -2.6 | 66 25 -22.5 -9.9 1 925 704 95 3 -3.0 0.3 | 74 25 -23.9 -7.1 2 850 1378 210 27 13.5 23.4 | 155 18 -7.5 16.0 3 700 2915 230 36 27.6 23.1 | 203 17 6.6 15.8 4 500 5440 215 36 20.6 29.5 | 179 22 -0.3 22.2 5 400 7010 235 33 27.0 18.9 | 208 13 6.1 11.6 6 300 8890 235 36 29.5 20.6 | 213 16 8.5 13.3 7 250 10010 220 44 28.3 33.7 | 196 27 7.3 26.4 8 238 10306 215 48 27.5 39.3 | 192 33 6.6 32.0 9 200 11350 245 48 43.5 20.3 | 240 26 22.5 13.0 10 150 13100 245 50 45.3 21.1 | 240 28 24.4 13.8 11 100 15560 250 62 58.3 21.2 | 250 40 37.3 13.9 12 70 17720 255 73 70.5 18.9 | 257 51 49.6 11.6 13 50 19760 250 87 81.8 29.8 | 250 65 60.8 22.4 Wind Parameters Mean winds (0-6000m): 220.7 at 29.6 knts Storm direction: 250.7 at 22.2 knts Shear (0-3000m) pos: 6.7 neg: 0.0 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 133.9 deg Storm rel helicity (0-3000m) pos: 321.8 neg: -3.0 tot: 318.8 m^2/s^2 ave: 106.3 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 8.9 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.25 Bulk Shear: 139.41 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 59 3 69 25| 3.1 0.0 3.1| 19.6 0.0 19.6 39.2 0.95| 3.2 3.0 1000 146 7 86 25| 11.1 0.0 11.1|174.0 0.0 174.0 174.0 0.94| 13.2 12.4 1500 204 13 105 16| 10.8 0.0 10.8|269.8 0.0 269.8 179.9 0.91| 15.5 14.1 2000 211 17 121 14| 8.9 0.0 8.9|290.0 0.0 290.0 145.0 0.92| 12.8 11.8 2500 216 20 135 13| 7.7 0.0 7.7|311.1 0.0 311.1 124.4 0.93| 11.2 10.4 3000 220 23 148 12| 6.7 0.0 6.7|321.8 -3.0 318.8 106.3 0.91| 9.9 8.9 4000 222 26 164 13| 5.0 0.5 5.5|321.8 -18.7 303.1 75.8 0.80| 7.9 6.3 5000 221 28 171 14| 4.0 0.8 4.8|321.8 -35.5 286.3 57.3 0.71| 6.7 4.7 6000 221 30 174 15| 3.3 0.6 3.9|341.5 -39.9 301.6 50.3 0.68| 6.1 4.2 Wrote GIF file: /home/apache/climate/data/raob//U7730/skewt/U7730.skewt.20260108.12.gif