MONTHLY CLIMATOLOGICAL SUMMARY for APRIL 2009

DATA | STATISTICS | GRAPHS | CONDITIONS

CONDITIONS DAY of Month: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

                     
NAME: 3270 Nowell   CITY: West Juneau   STATE: Alaska 
ELEV:    97 ft  LAT: 58 17' 33" N  LONG: 134 25' 37" W


TEMPERATURE (F), RAIN  (in), WIND SPEED (mph), SNOW (in). Snowfall from 21:00 - 21:00, all others Midnight to Midnight.

                                      HEAT  COOL        AVG                      WIND       SNOW        
    MEAN                              DEG   DEG         WIND                DOM  RUN        ON(1)       
DAY TEMP  HIGH   TIME   LOW    TIME   DAYS  DAYS  RAIN  SPEED HIGH   TIME   DIR  (mi)  SNOW GRND WEATHER
-----------------------------------------------------------------------------------------------------------------------------------------------------
 1  34.0  43.6   3:40p  27.3  11:50p  31.0   0.0  0.03   0.9  10.0  10:30a   NW  21.53  1.9 30"* Cd/Sn MCd PCd MClr VarMClrPCd PCd-MCd/SnShr MClr Clr
 2  31.5  40.1   2:45p  24.8  12:00m  33.5   0.0 TRACE   1.8  16.0   1:05p    W  42.51 TRACE (a) MOvcst LtFrst PCld Brkn LtSnShr PCd MClr/PCd PCd Clr 
 3  31.4  40.3   3:45p  20.2   5:40a  33.6   0.0  0.00   1.1  18.0  11:15p  WSW  25.85  0.0  (a) Clr-MClr Thinnish-ThinOvcst ThnnshOvcst Cld LtWind
 4  34.8  37.0   4:35p  32.5   3:05a  30.2   0.0  0.46   0.9  13.0  12:35a  SSE  21.16  1.5  (a) Cld Cld/Sn-VryLtSn Cld/Rn-Sn/Rn-LtRn-VryLtRn
 5  36.9  40.5   4:05p  34.6   1:40a  28.1   0.0  0.42   1.0  14.0  10:40a  SSE  23.98  0.0  (a) Cld/Rn-VryLtRn-LtRn-Spr Cld Cld/Spr-VryLtRn-Rn
 6  36.8  41.6  11:00a  34.0   1:45a  28.2   0.0  0.13   0.5  11.0  11:55a  SSE  10.85  0.0  (a) Cld-OccVarSizeBrks-FewMCd/OccSpr-VryLtRn/OneHvyRnShr
 7  36.2  39.5   1:35p  33.4   2:00a  28.8   0.0  0.30   0.2   7.0   1:40a  SSE   4.97 TRACE (a) Cld/Rn/Rn-Sn/Sn Cld/VryLtRn-LtRn-Spr-Driz-LtMist-Rn
 8  37.1  41.1   2:30p  33.4  12:00m  27.9   0.0  0.20   0.2   7.0  12:20a  SSE   3.76  0.0  (a) Cld/Rn OccSmTnyBrks/Spr-VryLtRn-R Shrs Rnbw PCd Brks
 9  36.4  42.5   2:35p  33.4  12:05a  28.6   0.0  0.02   0.2   9.0   2:45p  ENE   3.78 TRACE (a) Cd-LoCds/OccLtRn Cd-VarBrks/FewShrsofSpr-LtRn-IcePel
10  36.3  38.3   3:05p  34.1  12:05a  28.7   0.0  0.27   2.0  16.0   2:25p  SSE  46.85 TRACE 23"* Cd Cd/IcePell-LtMist-Drz-VryLtRn-Spr-Rn/Rn-Sn/Sn-Rn
11  37.7  41.5   3:00p  35.0   6:55a  27.3   0.0  0.18   0.5  13.0  11:20a    E  12.75  0.0  (a) Cld/Rn-LtRn-Spr Cld-OccSm-TnyBrks/FewLtRn-SprShrs Cd
12  39.7  48.3   3:10p  33.5   2:35a  25.3   0.0  0.01   1.5  14.0  11:35p    W  35.09  0.0  (a) Cd Cd-Sm-TnyBrks Thnnsh-Thn-VryThnCds:PCd MCd Ovcst
13  40.8  51.0   3:50p  33.8   7:20a  24.2   0.0  0.00   2.1  16.0   9:30a    W  51.51  0.0  (a) MClr LtWnd PCld/MClr Clr PCd MCd Cd-Brks P/MCd M/PCd
14  38.2  45.5   3:10p  31.0   6:55a  26.8   0.0  0.00   0.4   8.0   4:35a  WSW   9.59  0.0  (a) MCd PCd MClr PCd Cd-TnyBrks PCd Thnsh-ThnOvcst Ovcst
15  38.7  48.8   5:30p  30.6   5:20a  26.3   0.0  0.00   0.2   7.0   2:20p  WSW   4.89  0.0  17"* Ovcst-Cld Ovcst Cld P/MCld MCld Cld Cd-ThnnrCds Cld
16  40.5  49.6   1:30p  32.4   4:35a  24.5   0.0 TRACE   0.8  10.0   9:30a  WSW  19.41  0.0  (a) Ovcst Cld OccSpr Cld-Ovcst PCld-FiltBlue Cld PCld
17  40.7  48.8   1:05p  33.5   3:00a  24.3   0.0  0.09   1.3  16.0   5:10a  SSE  31.74  0.0  (a) Cld Cld/Rn-LtRn Cld VarPlCd-Cld-Brks FewLtRn-SprShrs
18  39.3  45.2   2:25p  36.5   2:55a  25.7   0.0  0.41   1.3  14.0   5:35a  SSE  30.55  0.0  (a) Cd/Rn-HvyR Cd/VryLtRn-Spr-Drz-Mst Cd Cd/Shrs Cd/Sp-R
19  40.8  49.9   2:30p  34.0   4:50a  24.2   0.0  0.03   0.6  10.0  10:20a  ENE  13.46  0.0  13"* Cd/OccLtRn Cd-Brkn DecrCds PCld VarP/MCld PCld MCld
20  39.9  47.9   3:50p  33.8   2:15a  25.1   0.0  0.04   0.3  11.0   4:35p  WSW   8.04  0.0  (a) Cd-OccBrks/OccLtSpr-VryLtRn M/PCd PCd Ovcst Cd Cd/Rn
21  37.7  41.2   1:05p  33.2  12:00m  27.3   0.0  0.28   0.7  11.0  11:40a  SSE  15.65  0.0  (a) Cd/Rn-SnMtns Cd Cd/Spr-LtRn-Drz-Mst-Rn Rnbow Cd Brks
22  39.3  50.8   1:45p  30.0   4:50a  25.7   0.0  0.00   1.4  13.0  12:30p  WSW  33.25  0.0  (a) Frst Clr SltHiHaz-Hz LtWind MClr/PCd MClr PCd Clr-Hz
23  40.4  52.2   2:55p  28.4   3:00a  24.6   0.0  0.00   0.6  11.0  10:40a  WSW  14.34  0.0  (a) LtFrst Ovcst VarMClr/PCld-HiHaze OccLtWnd Cld-Ovcst
24  40.3  46.0   3:40p  36.9   4:35a  24.7   0.0  0.04   0.2  10.0   5:30a  SSE   5.47  0.0  (a) Cld Cld/VryLt:Spr-Drz-Mst-Rn Cd/OccSm-TnyBrks/OccSpr
25  40.2  46.5   5:55p  34.1  11:15p  24.8   0.0  0.06   0.4  13.0   7:15p  WSW   8.41  0.0  1"* Cd/Shr Cd/SpToLtR Sm-TnyBrks Cd/Sp-R Cd/MCd Brks PCd
26  41.8  52.8   3:10p  31.3   5:25a  23.2   0.0  0.00   1.8  15.0   6:00p    W  43.61  0.0  0.0 LtFrst MClr VarPCd/ThnVryThnOvcst ThnnshOvcst Clr-Hz
27  43.4  57.3   4:40p  31.8   3:10a  21.6   0.0  0.00   3.0  16.0  10:40a   NW  71.72  0.0  0.0 VryLtFrst ClrMClr/SltHiHz-Hz Lt-Brz VarThn-VryThnCds
28  45.7  63.7   4:30p  32.8   5:10a  19.3   0.0  0.00   0.6   9.0   7:05p    W  13.99  0.0  0.0 Clr-SltHiHaz-Hz MClr Clr-SltHiHaz-Hz Clr-SltHiHaz
29  46.3  60.5   2:30p  34.1   5:05a  18.7   0.0  0.00   0.4   8.0   8:20p  WSW   9.52  0.0  0.0 Clr-SltHiHaze PCd-Thnnsh-ThnCds Clr&MClr-SltHiHz-Hz
30  46.5  62.1   3:50p  34.0   5:15a  18.5   0.0  0.00   0.3   7.0   8:40p  WSW   8.28  0.0  0.0 SltHiHaze-Hz & Var:Clr MClr PCd & HiThin-VryThinCds
-----------------------------------------------------------------------------------------------------------------------------------------------------
    39.0  63.7    28    20.2     3   780.7   0.0  2.97   0.9  18.0     3    SSE 646.51  3.4

(1) As measured on Front Lawn at 21:00, rounded to the nearest inch if there is uncertainty.
*Posted to give a rough idea as to how much snow is on the ground, but qualified by note (a) below
(a) No Reading taken and until snow pack melts there will be none. The measurement area was damaged
    on January 31st and again March 12 by snow from a snow blower being blown onto the area. 
STATISTICS | DATA | GRAPHS | CONDITIONS - DAY of MONTH: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | TOP 
AVERAGE Mean Temp:	39.0
AVERAGE High Temp:	47.1
MINIMUM High Temp:	37.0	4th
MAXIMUM High Temp:	63.7	28th
AVERAGE Low Temp:	32.3
MINIMUM Low Temp:	20.2	3rd
MAXIMUM Low Temp:	36.9	24th
		
MAX >= 90.0:		0
MAX >= 80.0:		0
MAX >= 70.0:		0
MAX <= 32.0:		0
MIN <= 32.0:		9	1st, 2nd, 3rd, 14th, 15th, 22nd, 23rd, 26th, 27th
MIN <=  0.0:		0
		
MAXIMUM Humidity (%):	93	6th, 9th
MINIMUM Humidity (%):	19	22nd @ 1434
		
MAXIMUM Pressure (mb):	1033.6	26th @ 0629
MINIMUM Pressure (mb):	1003.0	11th @ 0344
		
TOTAL   Htg Deg Days:	780.7
AVERAGE Htg Deg Days:	26.0
MINIMUM Htg Deg Days:	18.5	30th
MAXIMUM Htg Deg Days:	33.6	3rd
TOTAL Cool Deg Days:	0.0
Heat Base:  65.0  Cool Base:  65.0  Method: Integration
		
TOTAL   Precip.:	2.97
AVERAGE Precip. A:	0.175	(Per day, for the 17 days with measurable precip.; including the 2 days with a Trace = 0.156)
AVERAGE Precip. B:	0.10	(Per day)
DAYS of Precip.:	19	All but: 3rd, 13th, 14th, 15th, 22nd, 23rd, 26th, 27th, 28th, 29th, 30th
MAXIMUM Precip.:	0.46	4th
MAXIMUM Rain Rate:	0.23	6th @ 1240
Days of Rain: 16 (>.01 in) 9 (>.1 in) 0 (>1 in)
TOTAL Snowfall:		3.4
DAYS Snowfall-IcePell:	6	1st, 2nd, 4th, 7th, 9th, 10th
		
AVERAGE High Wind:	11.8
MINIMUM High Wind:	7	7th, 8th, 15th, 30th
MAXIMUM High Wind:	18	3rd
WIND RUN (miles):	646.51
		
DAYS Sun at any time:	25	All but: 4th, 5th, 7th, 10th, 18th (though Tried). Sun was Extrm. Weak to Weak: 3rd, 15th
DAYS OF Clr to MClr:	2	28th, 29th
DAYS Clr to PCd-Fair:	4	22nd, 26th, 27th, 30th
DAYS OF Cld or M Cld:	26	All but: 22nd, 28th, 29th, 30th
DAYS OF Rainbow:	2	8th: Partial to NE 1809-1821; 21st: To NE 1647 to about 1659: First Partial then Full
DAYS OF Aurora:		0
DAYS OF Lightning:	0
DAYS OF Earthquake:	1	15th @ 9:06 PM, ADT 4.8 M1 or 4.58 ML, 120 miles WNW of Juneau



GRAPHS | DATA | STATISTICS | CONDITIONS - DAY of Month: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | TOP

April 2009 - Barometric Pressure & Temperature with Highs & Lows.

April 2009 - Dewpoint & Humidity.

April 2009 - Rainfall & High Rain Rate with Pressure & Humidity.

April 2009 - High Wind, Wind Run, & 10 min. Avg. Wind Speed.



CONDITIONS - DAY of Month: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | DATA | STATISTICS | GRAPHS | TOP

Thur. 4/30/09: DATA | 1435: First White-Crowned Sparrow of 2009 Seen | 13th Annual Spring King Salmon Derby Starts 12:01 AM ADT May 1st, and Closes Sunday, 9:00 PM ADT, May 31, 2009

Wed. 4/29/09: DATA | First Regular Cruise Ship of the 2009 Visitor Season in Port Today - the Norwegian Star

Tue. 4/28/09: DATA | The Buds on the Sitka Willow are Starting to Open | Very Last of Snow on the Front Yard Melted Away except for snow on the SE side of driveway blown by the snowblower

Mon. 4/27/09: DATA

SUNDAY 4/26/09: DATA | 1855: First Hummingbird (a male Rufous) of 2009 Seen - See 1855 Below | All but a small bit of drifted snow at the far NW end of the yard, and snow on the SE side of driveway blown by the snowblower, melted away today

Sat. 4/25/09: DATA

Fri. 4/24/09: DATA

Thur. 4/23/09: DATA

Wed. 4/22/09: DATA

Tue. 4/21/09: DATA | As of 0630: Fresh Snow on upper parts of mainland | 0657: First Golden-Crowned Sparrow of 2009 Seen - See 0657 Below

Mon. 4/20/09: DATA | 1312: First Ruby-Crowned Kinglet of 2009 seen - See 1312 Below | The green of the Buds on the Willow by the deck is starting to show | First Cruise Ship of the 2009 Visitor Season, the Fred Olsen Cruise Lines Balmoral, in port today

SUNDAY 4/19/09: DATA | 1117: First Robin of 2009 seen in the willow by the deck - See 1117 Below

Sat. 4/18/09: DATA

Fri. 4/17/09: DATA

Thur. 4/16/09: DATA | Earthquake Felt by some in the Juneau area 4/15 evening - See 2106 4/15 Below

Wed. 4/15/09: DATA | Earthquake Felt by some in the Juneau area - See 2106 Below | Tax Day Tea Party Rallies in Alaska

Preferred Hypocentral Solution:

Local Date: Wednesday April 15th, 2009
Local Time: 09:06 PM AKDT
Universal Time: 04/16/2009 05:06:00.811 UTC
Magnitude: 4.58 ML
Latitude: 58.7249
Longitude: -137.6357
Depth: 6 miles (10 km)
Author: UAF:silvio


This earthquake was:

60 miles (96 km) NW of Elfin Cove
72 miles (116 km) WNW of Gustavus
74 miles (119 km) NW of Pelican
78 miles (124 km) SW of Klukwan
86 miles (138 km) WSW of Haines
91 miles (145 km) WNW of Hoonah
94 miles (150 km) SE of Yakutat
97 miles (156 km) WSW of Skagway
110 miles (177 km) NW of Tenakee Springs
120 miles (193 km) WNW of Juneau
122 miles (195 km) WNW of Douglas
346 miles (553 km) ESE of Valdez
460 miles (735 km) ESE of Anchorage
537 miles (859 km) SE of Fairbanks

Tue. 4/14/09: DATA

Mon. 4/13/09: DATA | 1330: Avalanche Control for Mt. Roberts above Thane Road 2:30 PM - 4:30 PM Today | The last of the snow on the roof melted away in the late afternoon

SUNDAY 4/12/09: DATA | Resurrection (Easter) Sunday - Christ is Risen!

Sat. 4/11/09: DATA

Fri. 4/10/09: DATA | Good Friday

Thur. 4/09/09: DATA | Maundy Thursday

Wed. 4/08/09: DATA

Tue. 4/07/09: DATA

Mon. 4/06/09: DATA

SUNDAY 4/05/09: DATA | Palm Sunday

Sat. 4/04/09: DATA | A Winter Weather Advisory was in effect until Noon Today - See 0843 Below and 1143 Below

Fri. 4/03/09: DATA | 2050: Winter Weather Advisory remains in effect from Midnight tonight to Noon ADT Saturday - See 2050 Below | NWS March 2009 Climate Summary for the Juneau International Airport - See Below

Thur. 4/02/09: DATA

Wed. 4/01/09: DATA | Juneau Empire Article: March snow pounds Juneau - This winter now in top five snowiest on record in the city