UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050100.upa.cvt Date: 0000Z 1 MAY 25 Searching for U4507... Searching the city database file for: U4507 ... Date:0000Z 1 MAY 25 Station: U4507 WMO ident: 24507 Latitude: 64.27 Longitude: 100.23 ------------------------------------------------------------------------------- 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 77 SFC 986 187 -3.1 -11.1 54 8.0 -5.4 250 11 271.1 271.4 268.5 275.8 1.66 2 925 679 -8.5 -15.5 57 7.0 -10.2 295 21 270.6 270.8 267.4 274.1 1.23 3 884 1030 -12.1 -17.1 66 5.0 -13.2 308 24 270.4 270.6 267.1 273.6 1.13 4 860 1241 -12.7 -17.0 70 4.3 -13.6 317 26 271.9 272.1 268.2 275.3 1.17 5 850 1331 -11.7 -15.0 76 3.3 -12.5 320 27 273.9 274.1 269.8 277.9 1.40 6 810 1703 -9.9 -12.1 84 2.2 -10.5 308 23 279.6 279.9 274.0 285.0 1.86 7 700 2820 -16.1 -22.1 60 6.0 -17.3 270 11 284.7 284.8 275.3 287.5 0.93 8 684 2993 -17.1 -23.1 60 6.0 -18.3 262 11 285.4 285.6 275.7 288.1 0.87 9 680 3037 -17.9 -23.9 59 6.0 -19.0 261 11 285.0 285.2 275.3 287.5 0.82 10 579 4215 -27.3 -32.1 64 4.8 -27.9 208 13 287.4 287.5 276.1 288.9 0.45 11 538 4741 -28.9 -33.9 62 5.0 -29.5 184 14 291.6 291.7 278.1 292.9 0.40 12 500 5260 -33.1 -38.1 61 5.0 -33.5 160 15 292.7 292.7 278.4 293.6 0.29 13 428 6336 -40.5 -45.5 59 5.0 -40.8 155 33 296.6 296.6 280.0 297.1 0.15 14 418 6497 -38.9 -43.9 59 5.0 -39.2 160 36 300.6 300.7 281.8 301.3 0.19 15 400 6800 -37.9 -44.9 48 7.0 -38.4 170 42 305.7 305.8 284.0 306.4 0.17 16 394 6905 -37.7 -45.7 43 8.0 -38.2 170 42 307.3 307.3 284.5 307.9 0.16 17 302 8725 -42.7 -58.7 16 16.0 -43.3 170 42 324.6 324.6 290.2 324.7 0.05 18 300 8770 -42.7 -58.7 16 16.0 -43.3 170 42 325.2 325.2 290.4 325.4 0.05 19 275 9354 -45.5 -62.5 13 17.0 -46.0 172 39 329.3 329.3 291.6 329.4 0.03 20 250 9990 -45.3 -63.3 11 18.0 -45.9 175 35 338.7 338.7 294.0 338.8 0.03 21 200 11480 -43.5 -64.5 8 21.0 -44.4 185 17 363.9 363.9 299.5 364.0 0.03 22 169 12606 -43.7 -65.7 7 22.0 -44.7 179 12 381.5 381.5 302.5 381.7 0.03 23 150 13400 -45.7 -67.7 7 22.0 -46.6 175 9 391.3 391.3 304.0 391.5 0.03 24 100 16080 -50.3 -73.3 5 23.0 -51.2 245 9 430.5 430.5 308.9 430.6 0.02 25 70 18400 -52.5 -75.5 5 23.0 -53.5 350 9 472.1 472.1 312.8 472.2 0.02 26 50 20580 -52.3 -76.3 4 24.0 -53.6 330 9 520.2 520.2 316.3 520.4 0.02 27 30 23880 -52.5 -76.5 4 24.0 -54.5 145 13 601.5 601.5 320.7 601.8 0.04 28 26 24803 -53.3 -77.3 4 24.0 -55.4 624.4 624.4 321.7 624.7 0.04 TRP 428 6336 -40.5 -45.5 59 5.0 -40.8 155 33 296.6 296.6 280.0 297.1 0.15 WND Sounding variables and indices 1000-500 mb thick: 5183.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 65.03 % Est. max temperature: 1.59 C = 34.85 F Sfc-Lift cond lev (LCL): 868.94 mb = 1161.78 m = 3811.56 ft T: -12.47 C 700-500 lapse rate: 6.97 C/km ThetaE index: 2.14 C Layer 925.0- 860.0 mb Conv cond level (CCL): 675.66 mb = 3084.13 m = 10118.43 ft Mean mixing ratio: 1.34 g/kg Conv temperature: 10.82 C = 51.48 F Cap Strength: 14.73 C Lifted Index: 15.16 C Risk: None Lifted Index @300 mb: 35.91 C Lifted Index @700 mb: 10.77 C Showalter Index: 12.50 C Risk: None Total Totals Index: 39.50 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 18.10 C K Index: 0.40 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 3.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.76 J/kg Max Up Vert Vel: 2.35 m/s Conv Inhibition (B-): 55768.61 J/kg Cap Strength: 15.07 C Lift Cond Lev (LCL): 838.50 mb = 1436.19 m = 4711.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 13 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 ---------------------------------------------------------- 0 986 187 250 11 10.3 3.8 | 158 7 -2.5 6.3 1 925 679 295 21 19.0 -8.9 | 316 9 6.2 -6.4 2 850 1331 320 27 17.4 -20.7 | 346 19 4.5 -18.2 3 700 2820 270 11 11.0 -0.0 | 144 3 -1.8 2.5 4 500 5260 160 15 -5.1 14.1 | 133 24 -17.9 16.6 5 428 6336 155 33 -13.9 29.9 | 140 42 -26.8 32.4 6 400 6800 170 42 -7.3 41.4 | 155 48 -20.1 43.9 7 300 8770 170 42 -7.3 41.4 | 155 48 -20.1 43.9 8 250 9990 175 35 -3.1 34.9 | 157 41 -15.9 37.4 9 200 11480 185 17 1.5 16.9 | 150 23 -11.3 19.5 10 150 13400 175 9 -0.8 9.0 | 130 18 -13.6 11.5 11 100 16080 245 9 8.2 3.8 | 144 8 -4.7 6.3 12 70 18400 350 9 1.6 -8.9 | 61 13 -11.2 -6.3 13 50 20580 330 9 4.5 -7.8 | 58 10 -8.3 -5.3 14 30 23880 145 13 -7.5 10.6 | 123 24 -20.3 13.2 Wind Parameters Mean winds (0-6000m): 251.1 at 17.4 knts Storm direction: 281.1 at 13.1 knts Shear (0-3000m) pos: 4.0 neg: 3.9 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 5.3 deg Storm rel helicity (0-3000m) pos: 41.8 neg: -19.6 tot: 22.2 m^2/s^2 ave: 7.4 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.29 Bulk Shear: 9.56 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 ------------------------------------------------------------------------------- 500 280 16 276 3| 15.9 0.0 15.9| 17.6 0.0 17.6 35.1 0.83| 17.0 14.1 1000 296 20 321 8| 11.9 0.0 11.9| 35.1 0.0 35.1 35.1 0.74| 13.2 9.7 1500 304 22 332 11| 7.9 1.3 9.2| 40.5 -10.0 30.5 20.3 0.53| 11.4 6.1 2000 304 21 332 11| 6.0 3.0 9.0| 40.5 -17.2 23.2 11.6 0.36| 10.6 3.8 2500 303 20 334 9| 4.8 3.7 8.5| 40.5 -19.3 21.2 8.5 0.22| 10.0 2.2 3000 300 19 334 8| 4.0 3.9 7.8| 41.8 -19.6 22.2 7.4 0.21| 9.1 1.9 4000 290 17 314 5| 3.0 4.1 7.1| 42.1 -26.9 15.1 3.8 0.14| 8.1 1.2 5000 280 16 275 3| 2.4 4.1 6.4| 42.1 -66.3 -24.3 -4.9 0.02| 7.7 0.2 6000 251 17 204 9| 2.0 4.7 6.7| 71.8 -69.8 2.0 0.3 0.05| 7.8 0.4 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20250501.00.gif