MONTHLY CLIMATOLOGICAL SUMMARY for MAY 2010

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 31

                     
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  43.8  50.2   1:35p  38.8  11:50p  21.2   0.0  0.11   1.2  14.0   5:40a    W  29.66  0.0  0.0 M-PCd FewBrks/VryLtRn Cd-OccWkSun-Sp Cd/RnShrs SnMtn
 2  38.8  43.8  12:00p  32.7  11:35p  26.2   0.0  0.20   0.2   9.0   9:55a  WSW   4.88  0.0  0.0 VarCd/Shrs Cd/SpToRn VarCds/Sp-RShrs PCd ThnVryThnCd 
 3  42.3  54.1   3:05p  30.6   3:35a  22.7   0.0  0.00   1.2  15.0   2:00p    W  27.60  0.0  0.0 PCd Cd-VrySm-TnyBrk MCd PCd VryThnToThnshCdMostofSky
 4  46.0  59.0   3:20p  35.2   4:40a  19.0   0.0 TRACE   0.3   8.0   6:05p  WSW   7.57  0.0  0.0 PCd Thn-ThnshCd Cd PCd M/PCd Brks/VryLtR-Sp Brks PCd
 5  46.0  53.5   3:25p  40.6   5:30a  19.0   0.0 TRACE   0.5  15.0  12:50p  WSW  12.11  0.0  0.0 Cd-FewFiltBrks/LtSprToVryLtRnShrs VarCdToPCd Cd-Brks
 6  47.1  55.0   4:15p  41.3   5:00a  17.9   0.0  0.02   0.5   9.0   4:55p  ENE  11.91  0.0  0.0 Cd/Rn Cd-SltBrkn-Brks SprShr VarPCd-MCd PCd MClr/PCd
 7  47.1  56.6   3:50p  38.3  12:00m  17.9   0.0  0.05   0.7  15.0  12:55p    W  16.34  0.0  0.0 SltBrks Cd/Rn-LtRn Brks VarPCdToCd-Brks PCd MClr Clr
 8  47.2  58.9   3:25p  35.9   2:40a  17.8   0.0  0.00   1.7  16.0   9:40a   NW  40.82  0.0  0.0 PCd PCd/MClr PCd M/PCd MCd LtWind PCd PCd-MClr MClr
 9  46.0  57.2   1:40p  33.4   5:00a  19.0   0.0  0.01   0.6  15.0   4:15p    W  14.57  0.0  0.0 VarClrMClr PCd VarMCd-Cd/Shrs PCd Thnsh-VryThnCd PCd
10  46.7  54.4   4:50p  37.3   4:50a  18.3   0.0  0.38   0.6  11.0   7:20p  WSW  13.32  0.0  0.0 Ovcst PCd MCd Cd/VryHvRn-SmHail TnyBrks MCd PCd MClr
11  47.4  53.6   4:45p  38.2   2:25a  17.6   0.0 TRACE   1.1  14.0  10:45a    E  26.52  0.0  0.0 Thnsh-ThnOvcst ThickCd Cd Cd-ExtmWkSun Cd Cd/FewLtSp
12  45.2  49.9  12:15a  40.3  12:00m  19.8   0.0  0.37   1.3  17.0   4:40a  SSE  30.27  0.0  0.0 Cd Cd/Spr-MstToRn-DrzWithLull PartRnbw SnMtn Cd-Brks
13  44.6  49.9  12:35p  39.1  12:00m  20.4   0.0  0.02   0.6  13.0  12:45p  SSE  14.50  0.0  0.0 Cd/Shr Cd-Sm&TnyBrks-SmClrAreas Spr-VryLtRShr Cd MCd
14  48.2  56.9   4:40p  38.0  12:40a  16.8   0.0  0.00   0.3   8.0   9:10p  ENE   8.09  0.0  0.0 BrknCd Cd-VrySm-TnyBrks VarP/MCd-VarSun Thnsh-ThnCds
15  46.0  48.2   4:25p  41.8  11:50p  19.0   0.0  0.67   0.6   8.0   5:45a  SSE  14.88  0.0  0.0 Cd/Rn-Lt-VryLtRn-Sp-Drz Cd-FewSm-TnyBrks PCd Cd-Brks
16  45.9  55.1   5:15p  36.2   4:05a  19.1   0.0  0.00   0.8  10.0   8:00p    W  19.60  0.0  0.0 Cd-Brks MCd Slt-PBrk PCd Cd FewTnyBrk PCd FewCds Clr
17  50.6  64.0   3:30p  34.4   5:00a  14.4   0.0  0.00   0.5  11.0   8:50p  ENE  11.89  0.0  0.0 Clr ThnVryThnCdHz MClr PCd MClr PCd P/MCd MCd Cd PCd
18  54.4  65.0   2:10p  45.5   3:40a  10.6   0.0  0.03   0.9  15.0  10:20p  ENE  22.14  0.0  0.0 OccThnrCd-HntsBlu Brks-Brkn Ovcst Cd/OccSp-VryLtRn-R
19  52.9  60.2   1:10p  43.1  11:35p  12.1   0.0  0.07   1.4  14.0   9:00a  SSE  34.71  0.0  0.0 Cld/Shrs Brks-ClrAreas DecrCds PCd PCd/MClr MClr Clr
20  55.9  71.6   3:50p  43.3   1:55a  10.4   1.3  0.07   2.8  28.0   7:00p    W  67.52  0.0  0.0 CdMCd Brz Cd-FiltBlu PCd VarMCd/Cd-Brk Brz-Gsts Cd/R
21  49.7  55.7   3:20p  45.1   7:00a  15.3   0.0  0.07   0.4  10.0   3:50p  SSE   8.79  0.0  0.0 Cld/VryLtRn-Rn-Spr Cld Cld-FewHintsBrks Cld
22  53.6  61.8   2:20p  43.5   5:15a  11.4   0.0  0.00   2.7  17.0   3:00p   NW  65.37  0.0  0.0 DecrCd VarPCdClr Clr/MClr Lt-Brz PCd P/MCd-Thn-Thnsh
23  51.2  57.6  12:55p  40.9   4:45a  13.8   0.0  0.00   0.6  13.0   4:45p    E  15.04  0.0  0.0 Clr IncrClds Slt-PBrknClds Cld-Brks Cld-TnyBrks Cld
24  57.0  66.8   1:45p  49.2   4:40a   8.0   0.1  0.00   0.7  14.0   9:30p   NW  17.32  0.0  0.0 Cld DecrCds VarClr/MClr PCld VarP/MCd-VryThinToThnsh
25  57.5  72.8   1:15p  44.1   4:30a   8.1   0.6 TRACE   1.2  16.0   2:30p  SSE  29.61  0.0  0.0 PCd VarP/MCd Lt-Brz Ovcst VarP/MCd Ovcst Cd-OccSpr
26  58.8  75.1   4:20p  45.2   4:45a   7.5   1.3  0.00   0.5  11.0   2:35p  WSW  11.92  0.0  0.0 Cld PCld MClr Clear PCd MCd PCd
27  64.7  80.3   4:15p  47.6   4:45a   5.1   4.8  0.00   1.5  20.0   1:35p    W  35.32  0.0  0.0 Clr-MClr MClr PCd Lt-Brz PCd VarPCd-MCdw/ThnshCd PCd
28  61.1  76.7   4:35p  48.5   5:15a   6.2   2.3  0.00   0.2   8.0   2:10p    E   4.94  0.0  0.0 MClr VarMClr/PCld PCld Clr-AFewClds PCdw/Thin-VryThn
29  59.8  73.2   3:50p  48.9   4:15a   6.3   1.2  0.00   0.7  11.0   3:40p  ENE  16.06  0.0  0.0 ClrToMclr/PCd Clr Clr-AFewCds
30  58.5  68.3   3:40p  48.0   3:50a   6.9   0.4  0.00   0.5  10.0   7:40a  ENE  13.05  0.0  0.0 Clear Clear-AFewClds Clear
31  61.2  71.8   3:55p  51.3   5:10a   4.9   1.2  0.00   0.8  13.0   6:00p  ENE  18.39  0.0  0.0 Clr/MClr VarPCd-MClr M/PCd SomeBrks PCd Cd/MCd P/MCd
-----------------------------------------------------------------------------------------------------------------------------------------------------
    50.8  80.3    27    30.6     3   452.7  13.2  2.07   0.9  28.0    20      W 664.71  0.0

(1) As measured on Front Lawn 
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 31| TOP 
AVERAGE Mean Temp:	50.8
AVERAGE High Temp:	60.6
MINIMUM High Temp:	43.8	2nd
MAXIMUM High Temp:	80.3	27th
AVERAGE Low Temp:	41.2
MINIMUM Low Temp:	30.6	3rd
MAXIMUM Low Temp:	51.3	31st
		
MAX >= 90.0:		0
MAX >= 80.0:		0
MAX >= 70.0:		0
MAX <= 32.0:		0
MIN <= 32.0:		1	3rd
MIN <=  0.0:		0
		
MAXIMUM Humidity (%):	93	2nd, 3rd, 13th, 16th
MINIMUM Humidity (%):	19	27th @ 1525
		
MAXIMUM Pressure (mb):	1029.6	7th @ 0859
MINIMUM Pressure (mb):	998.5	20th @ 1429
		
TOTAL   Htg Deg Days:	452.7
AVERAGE Htg Deg Days:	14.6
MINIMUM Htg Deg Days:	4.9	31st
MAXIMUM Htg Deg Days:	26.2	2nd
TOTAL Cool Deg Days:	13.2
Heat Base:  65.0  Cool Base:  65.0  Method: Integration
		
TOTAL   Precip.:	2.07
AVERAGE Precip.:	0.12
DAYS of Precip.:	17	All but: 3rd, 8th, 14th, 16th, 17th, 22nd, 23rd, 24th, 26th, 27th, 28th, 29th, 30th, 31st
MAXIMUM Precip.:	0.67	15th
MAXIMUM Rain Rate:	1.83	10th @ 1205
Days of Rain: 12 (>.01 in) 5 (>.1 in) 0 (>1 in)
TOTAL Snowfall:		0.0
DAYS of Snowfall:	0
		
AVERAGE High Wind:	13.2
MINIMUM High Wind:	8	4th, 14th, 15th, 28th
MAXIMUM High Wind:	28	20th
WIND RUN (miles):	664.71
		
DAYS Sun at any time:	30	All but: 21st (and extremely weak on the 11th)
DAYS Clear all day:	1	30th
DAYS OF Cld or M Cld:	26	All but: 8th, 22nd, 28th, 29th, 30th
DAYS OF Rainbow:	1	12th - Partial to the ENE at 1933
DAYS OF Aurora:		2	2356 on the 29th to 0008 on the 30th - to the NE and N
DAYS OF Lightning:	0
DAYS OF Earthquake:	0



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 31 | TOP

May 2010 - Barometric Pressure & Temperature with Highs & Lows.

May 2010 - Dewpoint & Humidity.

May 2010 - Rainfall & High Rain Rate with Pressure & Humidity.

May 2010 - 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 31 | DATA | STATISTICS | GRAPHS | TOP

Mon. 5/31/10: DATA | Memorial Day | 1905: NWS "Nowcast": Showers and thunderstorms moving northwest at 20 mph..with main cells over Douglas Island and eastern Admiralty Island. Showers diminishing through 9 PM - See 1905 Below. Also See 1813 Below and 1540 Below

SUNDAY 5/30/10: DATA

Sat. 5/29/10: DATA | NWS: Another day of Record High Temperatures across the area Yesterday, May 28 - See 2245 5/28 Below

Fri. 5/28/10: DATA | NWS: Another day of Record High Temperatures across the area on May 28 - See 2245 Below | 1200: NWS: A Transition to Cooler Weather over the Holiday weekend - See 1200 Below | Willow Seeds are being released in great numbers today | Record Maximum Temperatures Reached Across the Area Yesterday, May 27 - See 2300 5/27 Below

Thur. 5/27/10: DATA | Record Maximum Temperatures Reached Across the Area on May 27 - See 2300 Below

Wed. 5/26/10: DATA

Tue. 5/25/10: DATA

Mon. 5/24/10: DATA

SUNDAY 5/23/10: DATA | Day of Pentecost

Sat. 5/22/10: DATA | 2019: Noticed that there are Flowers on the Pacific Red Elder

Fri. 5/21/10: DATA | The New Growth on the Spruce Trees is Emerging

Thur. 5/20/10: DATA | Clouds of Pollen blowing around at 1224 and at 1830 - 1900 slightly obscuring to obscuring the lower 2/3rds of the mainland

Wed. 5/19/10: DATA | Yellow-Green Pollen blowing around today and settling on windowsills and flat surfaces

Tue. 5/18/10: DATA

Mon. 5/17/10: DATA | The NWS Frost Advisory that was to be in effect until 9 AM this Morning was Cancelled at 0739 - See 0739 Below

SUNDAY 5/16/10: DATA | 1837: NWS Frost Advisory is in effect from Midnight Tonight to 9 AM ADT Monday - See 1837 Below | Record Rainfall at the Juneau Airport on Saturday May 15 - See 0445 Below

Sat. 5/15/10: DATA | Record Rainfall at the Juneau Airport on Saturday May 15 - See 0445 5/16 Above

Fri. 5/14/10: DATA

Thur. 5/13/10: DATA | Ascension Day

Wed. 5/12/10: DATA | 0923: Fresh Snow is visible on the top of the Mt. Juneau Ridge and very top of Mt. Juneau and of Mt. Roberts

Tue. 5/11/10: DATA | Blossoms are appearing on the Cherry Tree next door

Mon. 5/10/10: DATA | 0815 - 0845: Weather Instruments were covered by plastic because of spray painting occurring, temperature readings may have been elevated during that period by probably up to 2 degrees F.

SUNDAY 5/09/10: DATA | Mother's Day | 1256: First Wilson's Warbler of 2010 seen in the willow by the deck | NWS Frost Advisory was in Effect Until 9 AM ADT Today - See 0846 Below for NWS Statement

Sat. 5/08/10: DATA | 1532: NWS Frost Advisory in Effect from Midnight Tonight to 9 AM ADT Sunday - See 1532 Below

Fri. 5/07/10: DATA

Thur. 5/06/10: DATA | Web Cameras back in service at about 1425

Wed. 5/05/10: DATA | 1304-1353 and 1405- 1429 : Weather Instruments were covered so temperature readings may have been elevated by probably up to 2 degrees F. during those periods | 1235: Web Cameras will be out of Service Until???? (house is being painted and window is covered with plastic)

Tue. 5/04/10: DATA | 0729: First Cruise Ship of the 2010 Season - the Norwegian Pearl - is at the Cruise Ship Terminal

Mon. 5/03/10: DATA | The NWS Summary of April 2010 Weather - See Below

SUNDAY 5/02/10: DATA | By 0620: Fresh Snow on upper parts and tops of mountains | 1534: Orange-Crowned Warbler in willow by the deck

Sat. 5/01/10: DATA | 1750: Fresh dusting of snow visible at the very top of Mt. Juneau | Blessing of the Fleet - 10 AM at the Fisherman's Memorial on the downtown waterfront | Spring King Salmon Derby begins and runs through May 31