The History of Regional Weather History

The Everything Weather Lab For Southern California - Worksheet

Copy the text below into your text editor as use it to compile your answers. Be sure to save your work as you go!
When you are done with Part A, copy and paste your work into the Submission Box on the Lab Assignment.
Repeat the same with Part B for the following week's lab assignment.
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Weather Lab - Part A

A-1
Question 1. State the exact date and time that you went outside to look at the sky!

Question 2
. Use your own words to describe the sky as you currently observed it.

A-2 - A-3
Question 3. What is the genera name of the cloud illustrated by Cloud A? (Hint: this cloud produced a lot of thunder and lighting, heavy rain, and some hail.)

Question 4. What is the genera name for these kinds of high, wispy clouds in Cloud B?

Question 5. What is the genera name of this very foggy type of cloud hugging the top of a local mountain in Cloud C?

Question 6
. What is the genera name of these "fair weather" clouds - Cloud D?

Question 7. What is the genera name for these flat-bottom mid-level clouds in Cloud E?

Question 8. What is the name for these unique clouds hanging above the high peaks in the San Diego mountains - Cloud F

A-4 - A-5
Question 9.
What is the name of the NWS Forecast Office closest to where you are located?

Question 10.
Enter the following information listed for the location associated with your "City, St" or zip code. What is listed for:

Current Conditions: ___________________________

Temperature (in °F or °C): ___________________________

Humidity: ___________________________

Wind Speed: ___________________________

Barometer (in millibars): ___________________________

Dew point (in °F or °C): ___________________________

Visibility: ___________________________

A-6
Question 11.
Over the next 5 days, which day will have the highest temperature?

Question 12. Over the next 5 days, which day will have the lowest temperature?

A-7
Question 13. What weather advisories, watches, or warnings are currently forecast for the following week? (Note: This changes frequently, and there may be none.)

A-8
Question 14. On the table below match the letter (A to K) to the name of the instrument used for measuring atmospheric phenomena.

Answer Letter Name of Instrument   Instrument is used for measuring...
  Anemometer A air and sea surface temperature.
  Barometer B air humidity.
  Ceilometer C air pressure.
  Disdrometer D atmospheric visibility.
  Geiger counter E cloud ceiling.
  Hygrometer F liquid precipitation over a set period of time.
  Pyranometer G non-solar radiation.
  Rain gauge H rain drop size distribution.
  Thermometer I solar radiation.
  Transmissometer J wind direction (from where the wind is blowing).
  Weather vane K wind speed.


A-9 - A-10
Use today's Daily Weather Map and make these observations:

Question 16.
How many high pressure centers are on the map?

Question 17. How many low pressure centers are on the map?

Question 18. How many cold fronts are on the map?

Question 19. How many warm fronts are on the map?

Question 20. How many stationary fronts are on the map?

Question 21. How many troughs are on the map?

Question 22. What would you describe as the most significant weather feature on the map?

A-11 - A-12
Question 23. What day had the lowest air pressure at the center of Hurricane Katrina?

Question 24.
What day did the center of the hurricane move onshore over New Orleans?

A-13
Question 25. What day did Hurricane Sandy produce the strongest winds? (Hint: it was the day when the isobars were closest together encircling the center of the storm. Wind blows strongest in locations where the isobars are closest together).

A-14 - A-15
Question 26. What atmospheric feature shown on the Daily Weather Charts is responsible for the long duration of the Pineapple Express event between January 6-12, 2005? (Hint: look in the vicinity of Southern California on each map. It will be one of the following: a cold front, a warm front, a stationary front an occluded front, or a dry line.)

A-16
Question 27. What atmospheric features shown in the Daily Weather Maps is most responsible for the development of the Santa Ana winds?
Select one or more from the following choices:
(A)
A series of low pressure troughs became established along or near the coastline of Southern California during this period.
(B)
High atmospheric pressure centers slowly moved into the the Nevada Great Basin region and the Desert Southwest (AZ, CO, NM, UT) region.
(C) High amounts of rainfall fell in the Mississippi River valley and East Coast regions.
(D) Heat from the fires cause the Santa Ana winds

A-17 - A-18.
Question 28. According the Graphical Forecast Map for wind speed, which day of this coming week will be the least cloudy around Catalina Island?

Question 29. According the Graphical Forecast Map for sky cover (%), which day of this coming week will be the least windy around Catalina Island?

A-19 - A-20
Question 30. What time did your look at the National Radar Mosaic?

Question 31. What was the highest reflectivity number and rainrate (intensity) that you observed currently on the map?

Question 32
. Where was this precipitation occurring (name the general region or state)?

A-21
Question 33. Describe what you are currently seeing on your local radar. Is there any weather activity in your area?

A-22
Question 34. Use your own words to describe the sky as you currently observed it. How has the weather changed since you last observed it? What kind of clouds do you see?

A-23
Question 35. What states shown on the the National Weather Radar Mosaic currently show any regions of show heavy precipitation (orange to red colors) on the map? List states (CA, FL, NY, etc) or regions (such as Northeast, Mid Atlantic, Gulf Coast, Great Plains, Midwest, Great Lakes, Rocky Mountains, etc.).

Question 36. Use your own words to describe the sky as you currently observed it. How has the weather changed since you last observed it? What kind of clouds do you see? Did the local weather radar show anything that you can see in the sky?

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Weather Lab - Part B

B-1
Question 37. What is the weather element did you choose, and how far is it projected to move across the country in 3 days? (Estimate miles in 3 days.)

B-2
Question 38. What region of the country is expected to have below normal precipitation over the next 90 days?

Question 39. According to the Crop Moisture Index, what is the general soil moisture condition for planting forecast for the San Diego area? (Choices range from Severely Dry, Slightly Dry/Favorably Moist, to Excessively Wet, etc.)

B-3
Question 40. According to the recent 24-hour rainfall totals map, what was the maximum rainfall total and what is the name of station where it was recorded was as shown on this map?

B-4
Question 41. On what day did the most intense precipitation occur and where (in what general area: state or region).

Question 42. By the end of this map forecast (Day 1-7), what general area received the most precipitation and in what total amount? (according the the scale bar).

B-4
Question 43. What is the name of the river/stream gauge you have chosen, and what is the current river level in feet?

Question 44. How many feet above flood stage "is,was, or will-be" at the peak flow currently shown on the stream gauge chart for the river you chose?

B-6
Question 45. What can you say about the precipitation history in Southern California in the 3-month period (Dec. 2019 to Feb. 2020) compared to the averages of the previous year?

B-7
Question 46. Of the 2 choices, GeoColor and Band 8, (or others you chose to look at), which did you find most useful or interesting for observing the weather in the Southwest region? And, briefly explain why?

B-8
Question 47. Briefly describe what this looping shows you. Include how many hours this video covers (beginning to end).

B-9
Question 48. Briefly describe any weather activity that catches you eye on the animation of the Gulf of Mexico Region.

B-10
Question 49. Briefly describe what the most prominent weather feature you currently see in the region, or that is forecast in the next 12 hour for the Gulf of Mexico.

B-11
Question 50. Where was the lightning most intense in this satellite animation of Hurricane Dorian?

B-12
Question 51. Use the 1 Hour Average Ozone Concentration map. What time of day and date were the ozone concentrations the highest?

Question 52. Use the Surface Smoke or Vertical Smoke maps.: If there was smoke in the Southern California area, what time of day was it most concentrated?
If no smoke, say "no smoke."

Question 53. Use the Surface Dust or Column Dust Concentration maps. If there was dust blowing in the air in the Southern California area, what time of day was it most concentrated?

B-13
Question 54. Are there any volcanic eruptions currently happening anywhere in North America? If yes, where is this occurring?

B-14
Question 55. Where and how strong was the closest earthquake to your home today?

B-15
Question 56. What is the date on the map, and what is the water temperature in ° Fahrenheit?

B-16

Question 57. In the last 4 months, where has equatorial upwelling been the strongest, in the Atlantic Ocean or the Pacific Ocean?

B-17
Question 57. What is the current time and date, and what is the level of the tide in Height in feet (MLLW) [mean low-level water line]?

B-18
Question 58: On which Monday afternoon (around 2:00 PM) will the tide be the lowest? (next semester: April or November)

B-19
Question 59. According to the colored scale bar, what was, is, or will be the greatest wave height (in meters) shown on the looping map for this day?

B-20 - B-21
Question 61. According to the colored scale bar, what is the highest wind speed forecast on the looping map for this 5-day period?

B-22 - B-24
Question 62. Were you able to find lightning in a thunderstorm? Where, and how many strikes-per-minute?
If not, based on the combination of radar and satellite imagery, describe where the most intense weather seemed to be occurring in the region.

B-25
Question 63. What is the general location where you live? (Name the town or general location—not your private residence,)

Question 64. What is the Station ID and Station Name of the weather station nearest to the location you gave above in Question 63?

Question 65. What is the Station ID and Station Name of the coastal/lake/ocean platform nearest to the location you gave above in Question 63?

Question 66. What is the Station ID and Station Name of the river gauge nearest to the location you gave above in Question 63?

Question 67. What is the Station ID and Station Name of the air quality nearest to the location you gave above in Question 63?

Question 68. Of the different weather phenomena described in Sections 1-41 to 1-49, what are you experieincing where you live today? Before you do this...

B-26
Question 69. What did you think of this on-line lab?

___________________________________________________________________________________________________
We need feedback to improve the quality of new online lab teaching material. Briefly describe what you liked, and otherwise.
Both positive and critical comments are appreciated.

https://gotbooks.miracosta.edu/fieldtrips/weather/weather_worksheet.html 4/15/2020